This is a legacy website maintained as a backup for the Hawaii-Pacific Weed Risk Assessment Project.
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Questions? Contact hpwra@hawaii.edu
Abelia x grandiflora — Low Risk: WRA Score = -13
Abelmoschus manihot — Low Risk: WRA Score = 1
Abies concolor (silver fir, white fir) — Evaluate: WRA Score = 1
Abies fraseri — Evaluate: WRA Score = 3
Abies grandis — Evaluate: WRA Score = 1
Abies guatemalensis — Low Risk: WRA Score = -2
Abies nordmanniana — Evaluate: WRA Score = 2
Abies procera — Evaluate: WRA Score = 1
Abies religiosa — Low Risk: WRA Score = -2
Abutilon grandifolium — High Risk: WRA Score = 10
Acacia aneura (mulga) — High Risk: WRA Score = 10
Acacia angustissima (fern acacia, prairie acacia, Acaciella) — High Risk: WRA Score = 9
Acacia auriculiformis — High Risk
WRA Score = 13
Acacia cochliacantha — High Risk: WRA Score = 10
Acacia confusa — High Risk: WRA Score = 10
Acacia crassicarpa — High Risk: WRA Score = 7
Acacia cyclops — High Risk: WRA Score = 15
Acacia dealbata — High Risk: WRA Score = 22
Acacia glaucoptera (clay wattle, flat wattle) — Low Risk: WRA Score = -1
Acacia holosericea (candelabra wattle, silverleaf wattle) — High Risk: WRA Score = 7
Acacia karroo (karroothorn) — High Risk: WRA Score = 20
Acacia longifolia — High Risk: WRA Score = 10
Acacia mangium — High Risk: WRA Score = 8
Acacia mearnsii — High Risk: WRA Score = 15
Acacia melanoxylon — High Risk: WRA Score = 12
Acacia nilotica — High Risk: WRA Score = 14
Acacia parramattensis — High Risk: WRA Score = 9
Acacia pendula (weeping myall, silver leaf boree, myall acacia) — High Risk: WRA Score = 8
Acacia podalyriifolia — High Risk: WRA Score = 12
Acacia pycnantha — High Risk: WRA Score = 16
Acacia retinodes — High Risk: WRA Score = 8
Acacia robusta — High Risk: WRA Score = 7
Acacia saligna — High Risk: WRA Score = 17
Acacia stenophylla (shoestring acacia, river cooba, river myall) — Low Risk: WRA Score = 3
Acalypha godseffiana — Low Risk: WRA Score = -7
Acalypha hispida — Low Risk: WRA Score = 2
Acalypha wilkesiana — Low Risk: WRA Score = -2
Acanthocereus tetragonus (barbed-wire cactus, triangle cactus, sword-pear, chaco) — High Risk: WRA Score = 16
Acca sellowiana — Evaluate: WRA Score = 5
Acer rubrum — High Risk: WRA Score = 8
Achillea millefolium — High Risk: WRA Score = 19
Achyranthes aspera — High Risk: WRA SCore = 18
Acmella grandiflora — Low Risk: WRA Score = 0
Acnistus arborescens — Evaluate: WRA Score = 2
Acoelorraphe wrightii — Evaluate: WRA Score = 2
Acokanthera schimperi — Evaluate: WRA Score = 6
Acorus calamus — High Risk: WRA Score = 11
Acrocomia aculeata — Low Risk: WRA Score = 5
Actinidia deliciosa — High Risk: WRA Score = 6.5
Actinidia polygama — Evaluate: WRA Score = 2
Actinorhytis calapparia — Evaluate: WRA Score = 1
Adansonia digitata — Low Risk: WRA Score = -6
Adenanthera pavonina — High Risk: WRA Score = 7
Adenia digitata (wild granadilla) — Evaluate: WRA Score = 2
Adenium obesum — Low Risk: WRA Score = -8
Adiantum hispidulum (rosy maidenhair fern, rough maidenhair) — High Risk: WRA Score = 18
Adiantum raddianum — High Risk: WRA Score = 15
Aechmea blanchetiana — Low Risk: WRA Score = 0
Aechmea bracteata (vase bromeliad, gallito) — High Risk: WRA Score = 7
Aechmea fasciata — Low Risk: WRA Score = 2
Aegle marmelos — Evaluate: WRA Score = 4
Aeschynomene americana — High Risk: WRA Score = 12
Aesculus californica — Low Risk: WRA Score = 0
Aframomum melegueta (alligator pepper, grains of paradise, guinea grain, melegueta pepper) — Low Risk: WRA Score = 5
Afrocarpus falcatus — Low Risk: WRA Score = 0
Afrocarpus mannii (São Tomé yellow-wood, pinheiro da terra) — Low Risk: WRA Score = -1
Agapanthus africanus — Low Risk: WRA Score = 2
Agapanthus praecox — High Risk: WRA Score = 12
Agathis australis (kauri, New Zealand kauri) — Low Risk: WRA Score = -8
Agathis robusta — Low Risk: WRA Score = -5
Agathosma betulina (buchu, honey buchu, mountain buchu) — Low Risk: WRA Score = -3
Agave americana — High Risk: WRA Score = 12
Agave sisalana — High Risk: WRA Score = 10
Ageratum conyzoides (billygoat-weed, maile hohono, whiteweed) — High Risk: WRA Score = 26
Aglaia odorata — Low Risk: WRA Score = -4
Aglaonema commutatum — Low Risk: WRA Score = 1
Aglaonema nitidum — Low Risk: WRA Score = 0
Agonis flexuosa — High Risk: WRA Score = 7
Agrostis nebulosa (cloud grass) — High Risk: WRA Score = 8
Agrostis stolonifera (creeping bent grass) — High Risk: WRA Score = 21
Ailanthus altissima — High Risk: WRA Score = 21
Ailanthus excelsa (Indian tree of heaven, ardu) — Evaluate: WRA Score = 4
Aiphanes horrida — High Risk: WRA Score = 7
Ajania pacifica — Low Risk: WRA Score = 1
Ajuga reptans — High Risk: WRA Score = 11
Albizia adianthifolia — High Risk: WRA Score = 9
Albizia chinensis — High Risk: WRA Score = 8
Albizia julibrissin — High Risk: WRA Score = 18
Albizia lebbeck — High Risk: WRA Score = 7
Albizia niopoides — Evaluate: WRA Score = 6
Albizia procera — High Risk: WRA Score = 10
Alcantarea glaziouana (`Golden Boy', alcantarea) — Low Risk: WRA Score = -1
Aleurites moluccana — High Risk: WRA Score = 12
Alibertia edulis (marmelada, puruí) — Low Risk: WRA Score = 3
Alibertia patinoi (burijo, burojó) — Low Risk: WRA Score = -5
Allagoptera arenaria — Evaluate: WRA Score = 2
Allamanda blanchetii — Evaluate: WRA Score = 4
Allamanda cathartica (golden trumpet allamanda, common trumpetvine) — High Risk: WRA Score = 12
Allamanda schotti — High Risk: WRA Score = 8
Allium sativum — Low Risk: WRA Score = -2
Allocasuarina verticillata — Low Risk: WRA Score = -5
Allophylus cobbe — High Risk: WRA Score = 9
Alluaudia procera (Madagascar ocotillo, Arbre Pieuvre) — Low Risk: WRA Score = -6
Alnus nepalensis — Low Risk: WRA Score = -2
Alocasia cucullata — High Risk: WRA Score = 9
Alocasia sanderiana — Low Risk: WRA Score = -2
Aloe 'Hercules' (Hercules aloe) — Low Risk: WRA Score = -4
Aloe delphinensis — Low Risk: WRA Score = 2
Aloe hemmingii — Low Risk: WRA Score = 1
Aloe plicatilis (fan aloe) — Low Risk: WRA Score = -6
Aloysia citriodora — Low Risk: WRA Score = 0
Alphitonia excelsa (Cooper's wood, red ash, soaptree, whiteleaf) — High Risk: WRA Score = 5
Alphitonia zizyphoides — Low Risk: WRA Score = 0
Alpinia galanga (false galangal, greater galanga, Thai ginger) — Low Risk: WRA Score = 5
Alpinia hainanensis (cao dou kou) — Low Risk: WRA Score = 4
Alpinia luteocarpa (bamboo ginger, red bamboo ginger) — Low Risk: WRA Score = 4
Alpinia purpurata — Evaluate: WRA Score = 4
Alpinia vittata (variegated ginger) — Low Risk: WRA Score = 3
Alternanthera brasiliana (Brazilian joyweed, purple joyweed, alligator weed) — High Risk: WRA Score = 14
Alternanthera sessilis 'Sissoo' (sissoo spinach, Brazilian spinach) — Low Risk: WRA Score = -6
Alyogyne huegelii (lilac hibiscus) — Low Risk: WRA Score = -2
Alysicarpus vaginalis (alyce clover, buffalo clover, buffalo-bur, one-leaf clover, white moneywort) — High Risk: WRA Score = 14
Amaranthus blitoides (mat amaranth, matweed, prostrate pigweed) — High Risk: WRA Score = 21
Amaranthus spinosus (spiny amaranth, spiny pigweed) — High Risk: WRA Score = 20
Ambrosia psilostachya (western ragweed, perennial ragweed) — High Risk: WRA Score = 16
Andropogon glomeratus (bushy bluestem, bushy beard grass) — High Risk: WRA Score = 16
Andropogon virginicus (broomsedge, yellow bluestem, whiskey grass) — High Risk: WRA Score = 22
Aneilema beniniense (Benin aneilema, Benin false spiderwort) — High Risk: WRA Score = 10
Annona hypoglauca (wild soursop, majagua de aparo, wild cherimoya) — Low Risk: WRA Score = 2
Annona montana (mountain soursop, wild custard apple, wild soursop) — Evaluate: WRA Score = 1
Annona neosericea (araticum, pinha-de-mata) — Evaluate: WRA Score = 2
Anthoxanthum odoratum (sweet vernalgrass) — High Risk: WRA Score = 14
Aphananthe aspera (mukutree, scabrous aphananthe) — Low Risk: WRA Score = 0
Arachis glabrata (perennial peanut, ornamental peanut, rhizoma peanut) — Low Risk: WRA Score = 2
Arachis hypogaea (peanut, groundnut, goober) — Low Risk: WRA Score = -1
Arachis pintoi (pinto peanut, perennial peanut, forage peanut) — Low Risk: WRA Score = 4
Arenga undulatifolia — Evaluate: WRA Score = 2
Aristolochia elegans (calico flower, elegant Dutchman's pipe) — High Risk: WRA Score = 14
Aristolochia ringens (gaping dutchman's pipe) — High Risk: WRA Score = 8
Aristolochia trilobata (Dutchman's pipe) — Evaluate: WRA Score = 3
Armoracia rusticana — Evaluate: WRA Score = 1
Arnica montana — Low Risk: WRA Score = -1.5
Arthrostemma ciliatum (pinkfringe, everblooming eavender) — High Risk: WRA Score = 10
Artocarpus camansi (breadnut, châtaignier) — Low Risk: WRA Score = 0
Artocarpus hypargyreus (kwai muk, silver-back artocarpus, sweet artocarpus) — Low Risk: WRA Score = 0
Artocarpus integer (cempedak, chempedak) — Low Risk: WRA Score = -3
Asclepias curassavica — High Risk: WRA Score = 14
Asclepias tuberosa (butterfly milkweed, butterfly weed, pleurisy root) — High Risk: WRA Score = 7
Asplenium antiquum (ō-tani-watari, bird's-nest fern) — Low Risk: WRA Score = 1
Asplenium bulbiferum (hen-and-chickens, mother fern, mother spleenwort) — Low Risk: WRA Score = 4
Astronium lecointei (almendro macho, bolaquiro, miracoatiara) — Low Risk: WRA Score = 0
Avena sativa (common oat) — High Risk: WRA Score = 12
Bambusa vulgaris (common bamboo, golden bamboo) — High Risk: WRA Score = 8
Banisteriopsis caapi — Evaluate: WRA Score = 1
Banksia baxteri (Baxter's banksia, bird's nest banksia) — Low Risk: WRA Score = -2
Banksia integrifolia (coast banskia, honeysuckle oak, white bottlebrush) — High Risk: WRA Score = 5
Banksia quercifolia (oak-leaved Banksia) — Low Risk: WRA Score = -2
Banksia sphaerocarpa (fox banksia, round-fruit Banksia) — Evaluate: WRA Score = 1
Barleria repens — High Risk: WRA Score = 16
Bauhinia variegata (mountain ebony, orchidtree) — High Risk: WRA Score = 8
Begonia cucullata — High Risk: WRA Score = 11
Begonia nelumbiifolia (lilypad begonia, lotus leaved begonia, water lily begonia) — High Risk: WRA Score = 10
Bignonia magnifica — High Risk: WRA Score = 9
Blechnum brasiliense — Evaluate: WRA Score = 6
Blechnum gibbum — Evaluate: WRA Score = 4
Blechnum orientale (centipede fern, Oriental blechnum) — High Risk: WRA Score = 11
Bolusanthus speciosus (wisteria tree, elephant's wood, mogaba, Rhodesian wisteria tree) — Low Risk: WRA Score = -4
Boophone disticha (bushman poison bulb, sore-eye flower) — Low Risk: WRA Score = -3
Bothriochloa ischaemum (yellow bluestem) — High Risk: WRA Score = 19
Brachychiton rupestris (narrow-leaf bottletree, Queensland bottletree, Queensland rattletree) — Evaluate: WRA Score = 1
Brasiliopuntia brasiliensis (Brazilian prickly pear) — High Risk: WRA Score = 7
Brassica carinata (African cabbage, Abyssinian mustard, Ethiopian kale) — Low Risk: WRA Score = 6
Brexia madagascariensis (brexia) — Low Risk: WRA Score = 2
Breynia vitis-idaea (Indian snowberry, mountain coffee bush) — Evaluate: WRA Score = 2
Briza maxima (big quaking grass, blowfly grass, rattlesnake grass) — High Risk: WRA Score = 19
Bromus biebersteinii (cache meadow brome, meadow brome) — Low Risk: WRA Score = 2
Bromus catharticus (prairie grass, rescue grass) — High Risk: WRA Score = 19
Bromus diandrus (ripgut grass, giant brome, great brome) — High Risk: WRA Score = 18
Brownea grandiceps (rose of Venezuela, scarlet flame bean) — Low Risk: WRA Score = -5
Brugmansia arborea (angel's trumpet, angels tears) — Evaluate: WRA Score = 6
Brya ebenus (cocoswood, Jamaican raintree, ebony cocuwood) — Low Risk: WRA Score = 4
Buddleja paniculata (butterfly bush) — High Risk: WRA Score = 7
Bulbostylis capillaris (densetuft hairsedge, threadleaf beakseed, tufted hair-sedge) — High Risk: WRA Score = 9
Burbidgea schizocheila (golden brush, golden ginger, vodoo flame ginger) — Low Risk: WRA Score = -1
Bursera simaruba (gumbo limbo, turpentine tree) — High Risk: WRA Score = 7
bush lily, cape clivia, drooping clivia (Clivia nobilis) — Low Risk: WRA Score = 6
button fern, roundleaf fern (Pellaea rotundifolia) — Low Risk: WRA Score = 5
Caesalpinia coriaria — Evaluate: WRA Score = 6
Calandrinia spectabilis (rock purslane) — Low Risk: WRA Score = 2
Calathea burle-marxii (calathea 'ice blue', ice-blue calathea) — Low Risk: WRA Score = 0
Calathea crotalifera (rattlesnake plant, bijagüillo, hoja blanca) — High Risk: WRA Score = 8
Calathea lutea (cigar calathea, platanillo) — High Risk: WRA Score = 8
Calathea zebrina (zebra plant) — Low Risk: WRA Score = -1
Calea ternifolia (Mexican dream herb, bitter grass, dog grass) — Low Risk: WRA Score = 2
Calliandra haematocephala — Evaluate: WRA Score = 4
Callitris columellaris — Evaluate: WRA Score = 4
Calopogonium mucunoides (calopo, frisolilla, rabo de iguana) — High Risk: WRA Score = 16
Calothamnus quadrifidus (one-sided bottlebrush, common net bush) — Evaluate: WRA Score = 6
Calotropis gigantea (crown flower, crownplant, giant-milkweed) — High Risk: WRA Score = 12
Calycophyllum candidissimum (dagame, lemonwood) — Evaluate: WRA Score = 1
Calycophyllum spruceanum (capirona) — Low Risk: WRA Score = -1
Canavalia cathartica (maunaloa, poisonous sea bean, purge vine) — Evaluate: WRA Score = 5
Canavalia gladiata (sword bean, sword jackbean) — Evaluate: WRA Score = 5
Canavalia sericea (silky jackbean) — Evaluate: WRA Score = 2
Capparis mitchellii (desert caper, wild orange) — Low Risk: WRA Score = -1
Caralluma adscendens var. fimbriata (caralluma, kannada, maakada singi) — Low Risk: WRA Score = -2
Carissa macrocarpa — Low Risk: WRA Score = -1
Carmona retusa (synonym for Ehretia microphylla) — High Risk: WRA Score = 7
Castanospermum australe (beantree, Moreton Bay chestnut, Australian chestnut, black bean) — Low Risk: WRA Score = 1
Cedrela odorata (Spanish cedar, Mexican cedar. West Indian cedar) — High Risk: WRA Score = 7
Celtis sinensis (Chinese hackberry, Chinese nettletree, Japanese hackberry) — High Risk: WRA Score = 12
Cenchrus ciliaris — High Risk: WRA Score = 19
Cenchrus elegans (Pacific fountain grass, burgundy giant) — High Risk: WRA Score = 7
Cenchrus longisetus (feathertop, feather grass) — High Risk: WRA Score = 21
Cerastium fontanum (common mouse-ear chickweed) — High Risk: WRA Score = 11.5
Ceratophyllum demersum (common hornwort, coontail) — High Risk: WRA Score = 20
Cereus uruguayanus — High Risk: WRA Score = 10
Ceropegia woodii (chain of hearts, rosary plant, sweetheart vine) — Low Risk: WRA Score = -2
Chamaedorea ernesti-augusti — Low Risk: WRA Score = -1
Chamaemelum nobile (common chamomile, Roman chamomile) — Evaluate: WRA Score = 2
Chambeyronia macrocarpa (flame thrower palm, red feather palm) — Low Risk: WRA Score = -3
Chelonanthus alatus (arbol de mal casada, wild tobacco) — High Risk: WRA Score = 7
Chiranthodendron pentadactylon (devil's hand tree, monkey hand tree) — Low Risk: WRA Score = -4
Chloris gayana (Abyssinian Rhodes grass, Rhodes grass) — High Risk: WRA Score = 15
Chlorophytum comosum (spiderplant) — High Risk: WRA Score = 10
Chrysophyllum cainito (star apple, caimito) — Low Risk: WRA Score = 2
Citharexylum caudatum (fiddlewood, juniper berry) — High Risk: WRA Score = 15
Citrus 'Meyer' (Meyer lemon, dwarf lemon) — WRA Score = -10.5
Citrus latifolia (Tahitian lime, Persian lime, Bearss lime) — Low Risk: WRA Score = -12
Cleome gynandra — High Risk: WRA Score = 11
Cleome houtteana (giant spider flower, grandfather's whiskers, pink queen) — High Risk: WRA Score = 11
Clerodendrum indicum (Indian glory bower, tube flower, Turk's turban) — High Risk: WRA Score = 10
Clerodendrum japonicum (Japanese glory bower) — High Risk: WRA Score = 7
Clerodendrum quadriloculare (bronze leaved clerodendrum, fire works, Philippine glorybower) — High Risk: WRA Score = 12
Clerodendrum trichotomum (harlequin glorybower, peanut butter tree, glorytree) — High Risk: WRA Score = 15
Clidemia hirta (Koster's curse) — High Risk: WRA Score = 28
Clinostigma ponapense — Low Risk: WRA Score = -1
Clinostigma samoense — Evaluate: WRA Score = 1
Clivia miniata (bush lily, kaffir lily, Natal lily) — Low Risk: WRA Score = 6
Clivia robusta (bush lily, swamp clivia) — Low Risk: WRA Score = 3
Clusia orthoneura (porcelain flower, pink clusia) — Evaluate: WRA Score = 1
Coccinia grandis (ivy gourd) — High Risk: WRA Score = 21
Coccoloba uvifera (sea grape, platterleaf, Jamaican kino) — High Risk: WRA Score = 7
Coix lacryma-jobi (Job's tears, adlay millet) — High Risk: WRA Score = 7
Collinsia heterophylla — High Risk: WRA Score = 7
Combretum indicum — High Risk: WRA Score = 10
Conocarpus erectus (button mangrove, buttonwood, sea mulberry) — Evaluate: WRA Score = 5
Cordia collococca (clammy cherry, red manjack) — Low Risk: WRA Score = -1
Cordia dichotoma (clammy cherry, glueberry tree, Indian cherry) — High Risk: WRA Score = 9
Cordyline australis (cabbage palm, cabbagetree) — Evaluate: WRA Score = 5
Cordyline banksii (forest cabbage tree, ti ngahere) — Low Risk: WRA Score = 0
Cordyline fruticosa (red ti) — Evaluate: WRA Score = 4
Coreopsis lanceolata — High Risk: WRA Score = 12
Coreopsis tinctoria — High Risk: WRA Score = 4.5
Corymbia ficifolia (red-flowering gum, scarlet-flowering gum, red-flower gum) — Low Risk: WRA Score = 0
Corypha lecomtei — Evaluate: WRA Score = 2
Corypha umbraculifera — Evaluate: WRA Score = 6
Cosmos atrosanguineus (black cosmos, chocolate cosmos) — Low Risk: WRA Score = -5
Cosmos bipinnatus — High Risk: WRA Score = 9
Cosmos sulphureus — High Risk: WRA Score = 9
Costus barbatus (spiral ginger, red tower ginger) — Low Risk: WRA Score = -3
Costus lasius (yellow lollipop) — Low Risk: WRA Score = 1
Costus malortieanus (stepladder ginger, spiral flag) — High Risk: WRA Score = 7
Costus pictus (painted spiral ginger, spotted spiral ginger) — Low Risk: WRA Score = 2
Costus scaber — High Risk: WRA Score = 8
Costus spiralis (spiral costus, spiral ginger) — Low Risk: WRA Score = 0
Cotoneaster pannosus (silverleaf cotoneaster) — High Risk: WRA Score = 11
Crassula arborescens (silver dollar plant, tree crassula) — High Risk: WRA Score = 9
Crocosmia ×crocosmiiflora (autumn gold, garden montbretia, montbretia) — High Risk: WRA Score = 12
Crotalaria verrucosa (blue rattleweed, blue-flower rattlepod) — High Risk: WRA Score = 10
Cryptomeria japonica — Evaluate: WRA Score = 5
Ctenanthe setosa (never never plant, prayer plant) — Low Risk: WRA Score = -4
Cucumis dipsaceus (hedgehog cucumber, teasel gourd, wild spiny cucumber) — High Risk: WRA Score = 11
Cucumis metuliferus — High Risk: WRA Score = 11
Cupaniopsis anacardioides (carrotwood, tuckeroo) — High Risk: WRA Score = 10
Curcuma alismatifolia (Siam pearl, Siam tulip) — Low Risk: WRA Score = 1
Curcuma australasica (Cape York lily, native turmeric) — Low Risk: WRA Score = 3
Cussonia arenicola (sand cabbage) — Low Risk: WRA Score = -1
Cyanthillium cinereum (little ironweed) — High Risk: WRA Score = 9
Cyathea dealbata (silver fern, ponga) — Evaluate: WRA Score = 2
Cyclophyllum barbatum — Evaluate: WRA Score = 1
Cymbopogon martini — Low Risk: WRA Score = 5
Cymbopogon winterianus (Burma citronella, Java citronella, Winter's grass) — Low Risk: WRA Score = -5
Cynodon nlemfuensis (African Bermuda grass, star grass) — High Risk: WRA Score = 12
Cynodon plectostachyus (giant star grass, star grass) — High Risk: WRA Score = 15
Cyperus papyrus — High Risk: WRA Score = 20
Cyphostemma juttae (Namibian grape, tree grape, wild grape) — Low Risk: WRA Score = -2
Cyrtomium falcatum (holly fern, house holly fern) — High Risk: WRA Score = 14
Cytisus proliferus var. palmensis (tagasaste, tree-lucerne) — High Risk: WRA Score = 14
Dacrycarpus dacrydioides — Low Risk: WRA Score = 0
Dacrycarpus imbricatus (kajoerapat, kimerah, podocarp) — Evaluate: WRA Score = 5
Dactylis glomerata (orchard grass, barnyard grass) — High Risk: WRA Score = 18
Dahlia 'Café au Lait' ('Cafe Au Lait' Dahlia) — Low Risk: WRA Score = -4
Dalbergia melanoxylon — High Risk: WRA Score = 8
Dalechampia aristolochiifolia (butterfly purple wings, silk crepe flower) — Low Risk: WRA Score = 2
Datura stramonium (Jimson weed, thorn apple) — High Risk: WRA Score = 20
Davallia solida (giant hare's foot fern) — Low Risk: WRA Score = 4
Davallia solida var. fejeensis (lacy hare’s-foot fern, rabbit's foot fern) — High Risk: WRA Score = 10
Dendrobium anosmum — Low Risk: WRA Score = 1
Dendrobium antennatum (green antelope orchid) — High Risk: WRA Score = 7
Dendrobium crumenatum (dove orchid, pigeon orchid) — Low Risk: WRA Score = 1
Dendrobium mirbelianum (dark-stemmed antler orchid, mangrove orchid) — Low Risk: WRA Score = 4
Dermatobotrys saundersii (Dermatobotrys) — Low Risk: WRA Score = -3
Derris elliptica (tubaroot) — High Risk: WRA Score = 8
Desmodium incanum (kaimi clover, Spanish clover, tick clover, tick trefoil) - High Risk: WRA Score = 15
Desmodium intortum (beggar lice, green-leaf desmodium, greenleaf tick trefoil) - High Risk: WRA Score = 18
Dichondra carolinensis (Carolina pony's foot, kidney grass, ponyfoot) - High Risk: WRA Score = 10
Dicksonia antarctica — High Risk: WRA Score = 11
Dicliptera chinensis — High Risk: WRA Score = 9
Didymochlaena truncatula — Evaluate: WRA Score = 4
Dietes bicolor (African iris, butterfly flag, fortnight lily, peacock flower) — High Risk: WRA Score = 11
Dietes iridioides (fortnight lily, African iris, morea iris) — High Risk: WRA Score = 17
Digitaria eriantha (pangola grass, common finger grass) — High Risk: WRA Score = 7
Dillenia suffruticosa (shrubby dillenia, shrubby simpoh) — High Risk: WRA Score = 11
Dioclea sericea (dioclea) — Low Risk: WRA Score = 4
Diospyros kaki (kaki, Chinese persimmon, Japanese persimmon) — Low Risk: WRA Score = 2
Diplazium esculentum (vegetable fern, paca, hoio) — High Risk: WRA Score = 11
Diplotaxis tenuifolia (perennial wall rocket, perennial rocket, sand rocket) — High Risk: WRA Score = 8
Dombeya × cayeuxii (Mexican rosetree, pink snowball, pompomtree) — Low Risk: WRA Score = -7
Dracaena reflexa — Low Risk: WRA Score = -1
Drosera capensis (Cape sundew) — High Risk: WRA Score = 11
Dryopteris erythrosora (autumn fern, Japanese shield fern) — High Risk: WRA Score = 12
Echium wildpretii (red bugloss, tower of jewels) — Low Risk: WRA Score = -2
Ehretia microphylla (fukien tea, Philippine tea) — High Risk: WRA Score = 7
Ehrharta calycina (perennial veldt grass, purple veldtgrass) — High Risk: WRA Score = 18
Ehrharta stipoides (meadow ricegrass, weeping grass) — High Risk: WRA Score = 19
Elaeagnus angustifolia — High Risk: WRA Score = 13
Elephantopus mollis — High Risk: WRA Score = 17
Elephantorrhiza burkei (broad-pod, elephant root) — Low Risk: WRA Score = -1
Enneapogon cenchroides (soft feather pappus grass) — High Risk: WRA Score = 10
Epidendrum nocturnum (night scented orchid, night fragrant epidendrum) — Low Risk: WRA Score = 4
Epilobium billardierianum (Aboriginal willowherb, smooth willow herb) — High Risk: WRA Score = 7
Eragrostis barrelieri (Mediterranean love grass, pitted love grass) — High Risk: WRA Score = 11
Eragrostis curvula (African love grass, weeping love grass) — High Risk: WRA Score = 26
Eragrostis tef (tef, teff, Abyssinian love grass) — Evaluate: WRA Score = 5
Erigeron bonariensis (hairy fleabane, Conyza bonariensis) — High Risk: WRA Score = 17
Eriobotrya japonica (loquat) — High Risk: WRA Score = 7
Erodium cicutarium (alfilaria, red stem filaree) — High Risk: WRA Score = 14
Eryngium foetidum (culantro, spiny coriander, fitweed) — High Risk: WRA Score = 15
Erythrina vespertilio (bat-wing coraltree, beantree, grey corkwood) — Low Risk: WRA Score = -4
Erythrina zeyheri (plough breaker, harrow breaker) — Low Risk: WRA Score = 0
Etlingera hemisphaerica — Low Risk: WRA Score = 3
Etlingera littoralis (earth ginger, golden star) — Low Risk: WRA Score = 1
Etlingera megalocheilos (tepus, Etlingera) — Low Risk: WRA Score = 3
Eucalyptus benthamii (Camden white gum, Bentham's gum) — Low Risk: WRA Score = -1
Eucalyptus camaldulensis (Murray red gum, red river gum, river red gum) — High Risk: WRA Score = 14
Eucalyptus nitens (ribbon gum, shining gum, silvertop) — Low Risk: WRA Score = 0
Eucalyptus regnans (Australian oak, mountain ash, stringy gum) — Low Risk: WRA Score = -3
Eucalyptus pulchella (white peppermint, narrow-leaf peppermint) — Evaluate: WRA Score = 1
Eucharis amazonica — Low Risk: WRA Score = -1
Eugenia stipitata (araza, araçá-boi) — Low Risk: WRA Score = 0
Euphorbia antisyphilitica (candelilla, wax plant) — Low Risk: WRA Score = 5
Euphorbia 'Ascot Rainbow' — Low Risk: WRA Score = -5
Euphorbia 'Blackbird' (blackbird spurge, cushion spurge 'Blackbird') — Low Risk: WRA Score = -5
Euphorbia canariensis (Canary Island spurge, Spanish cardón) — Low Risk: WRA Score = 4
Euphorbia myrsinites (blue spurge, donkey tail, myrtle spurge) — High Risk: WRA Score = 16
Euphorbia officinarum (cardón moruno, resin spurge) — Low Risk: WRA Score = 4
Euphorbia polyacantha (fish-bone cactus, fishbone-thistle) — Low Risk: WRA Score = 4
Euphorbia resinifera (African spurge, Moroccan mound) — Low Risk: WRA Score = 2
Euphorbia sudanica (sudanica milk bush, sudanica milk tree) — Low Risk: WRA Score = 3
Euphorbia tirucalli (fingertree, African milkbush, milkhedge) — High Risk: WRA Score = 12
Euphorbia unispina (candle plant) — Low Risk: WRA Score = 4
Euphorbia venefica (candle plant, cylindrical euphorbia) — Low Risk: WRA Score = 0
Euploca procumbens (fourspike heliotrope, slender heliotrope) — High Risk: WRA Score = 8
Eustoma grandiflorum — Low Risk: WRA Score = 1
Eutrema japonicum (Japanese horseradish, wasabi) — Low Risk: WRA Score = 3
Fatoua villosa (hairy crabweed, mulberry-weed) — High Risk: WRA Score = 9
Festuca bromoides (brome fescue, silver grass, annual fescue) — High Risk: WRA Score = 18
Festuca ovina (sheep fescue, ovina) — High Risk: WRA Score = 9
Festuca trachyphylla (hard fescue) — Evaluate: WRA Score = 4
Ficus altissima (pollinated) (council tree, false banyan, lofty fig) — High Risk: WRA Score = 7
Ficus altissima (unpollinated) (council tree, false banyan, lofty fig) — Low Risk: WRA Score = -10
Ficus microcarpa (Chinese banyan, Indian laurel) — High Risk: WRA Score = 14
Firmiana simplex (Chinese parasol tree, Chinese bottletree, Japanese varnishtree, phoenixtree) — High Risk: WRA Score = 8
Flindersia brayleyana (Queensland maple) - Evaluate: WRA Score = 2
Flueggea virosa (white-berry bush, common bushweed) — High Risk: WRA Score = 7
Frangula alnus — High Risk: WRA Score = 7.5
Fraxinus griffithii (Himalayan ash, Griffith's ash) — High Risk: WRA Score = 11
Freycinetia multiflora (climbing pandanus, flowering pandanus) — Evaluate: WRA Score = 1
Fuchsia boliviana (Bolivian fuchsia) — High Risk: WRA Score = 15
Furcraea foetida (Mauritius hemp, green aloe) — High Risk: WRA Score = 16
Garcinia indica (kokum, kokam, Goa butter) — Low Risk: WRA Score = -2
Garcinia intermedia (lemon drop mangosteen, monkey fruit) — Low Risk: WRA Score = -2
Garcinia livingstonei (imbe, African mangosteen, wild plum) — Low Risk: WRA Score = -1
Gardenia latifolia (Ceylon boxwood, Indian boxwood, tree gardenia) — Low Risk: WRA Score = 0
Gardenia tubifera (golden gardenia) — Low Risk: WRA Score = -1
Gardenia volkensii — Low Risk: WRA Score = -4
Geranium homeanum (Australasian cranesbill, Australasian geranium) — High Risk: WRA Score = 7
Geranium maderense (giant herb-Robert, Madeira cranesbill) — Evaluate: WRA Score = 5
Gilia capitata — High Risk: WRA Score = 6.5
Gilia tricolor — Low Risk: WRA Score = 4.5
Gladiolus dalenii (dragon's head lily, parrot lily, sword lily) — High Risk: WRA Score = 8
Gliricidia sepium (mother of cocoa, madre de cacao, Nicaraguan cocoashade, quick-stick) — Low Risk: WRA Score = 2
Globba sherwoodiana (weeping goldsmith, padein gno) — Low Risk: WRA Score = 0
Globba winitii (dancing girls ginger, jungle jewels ginger) — Low Risk: WRA Score = 2
Gloriosa superba (climbing lily, flame lily, creeping lily, glory lily) — High Risk: WRA Score = 17
Glycyrrhiza glabra (licorice, licorice root, liquorice) — High Risk: WRA Score = 11
Goeppertia cylindrica (green ice) — Low Risk: WRA Score -1
Goeppertia makoyana (brainplant, cathedral-windows, peacockplant) — Low Risk: WRA Score = -3
Goeppertia roseopicta (jungle rose, rose-painted calathea) — Low Risk: WRA Score = -1
Gomphocarpus fruticosus — High Risk: WRA Score = 27
Gomphocarpus physocarpus (balloon plant, balloon cottonbush, swanplant) — High Risk: WRA Score = 23
Grevillea robusta (silk oak, Australian silky oak) — High Risk: WRA Score = 8
Guadua angustifolia — Evaluate: WRA Score = 5
Gunnera tinctoria (Chilean rhubarb, giant rhubarb) — High Risk: WRA Score = 12
Guzmania lindenii (guzmania) — High Risk: WRA Score = 8
Guzmania monostachia (Fuchs' bromeliad, West Indian tufted airplant, strap-leaved guzmania) — High Risk: WRA Score = 7
Gynostemma pentaphyllum (sweet tea vine, jiaogulan) — High Risk: WRA Score = 8
Halleria lucida (tree fuchsia, African honeysuckle, white olive, notsung) — High Risk: WRA Score = 8
Handroanthus chrysotrichus (golden trumpet tree, aipe, ipe amarelo) — Low Risk: WRA Score = 0
Handroanthus serratifolius — Low Risk: WRA Score = 0
Harrisia eriophora (fragrant apple cactus, fragrant prickly apple) — High Risk: WRA Score = 7
Hedychium greenii (red butterfly ginger, red ginger, ed leaf ginger, scarlet ginger) — Low Risk: WRA Score = 5
Helichrysum petiolare (licorice plant, silver bush everlasting flower) — High Risk: WRA Score = 10
Heliconia stricta (small lobster claw, 'Dwarf Jamaican', firebird heliconia) — High Risk: WRA Score = 7
Heliocarpus americanus (moho) — High Risk: WRA Score = 7
Heliocarpus donnellsmithii (majagua, Saint sacrament, jolocin) — High Risk: WRA Score = 8
Heliotropium amplexicaule (blue heliotrope, clasping heliotrope) — High Risk: WRA Score = 20
Hemarthria altissima (limpo grass, swamp couch) — High Risk: WRA Score = 8
Hesperaloe parviflora (hummingbird yucca, red hesperaloe, red yucca) — Low Risk: WRA Score = 2
Heteropterys brachiata (Beechey's withe, redwing) — High Risk: WRA Score = 7
Heteropterys glabra (red wing, mariposa, vining maple) — High Risk: WRA Score = 7
Heterotheca grandiflora (telegraph weed) — High Risk: WRA Score = 14
Hibiscus cannabinus — Evaluate: WRA Score = 3
Hippophae rhamnoides (sea buckthorn, sallowthorn) — High Risk: WRA Score = 9.5
Holcus lanatus (common velvet grass, Yorkshire fog) — High Risk: WRA Score = 20
Hoodia currorii — Low Risk: WRA Score = -2
Hoodia gordonii — Low Risk: WRA Score = 0
Hoodia juttae — Low Risk: WRA Score = -1
Hoodia officinalis — Low Risk: WRA Score = -2
Hoodia parviflora — Low Risk: WRA Score = 0
Hoodia pilifera — Low Risk: WRA Score = -2
Hoodia ruschii — Low Risk: WRA Score = -2
Hoodiopsis triebneri (×Hoodiorbea triebneri, ×Hoodialluma triebneri) — Low Risk: WRA Score = -1
Hosta sieboldii (narrow-leaved hosta) — Low Risk: WRA Score = 3
Huernia longii (huernia) — Low Risk: WRA Score = 3
Humulus lupulus (common hop, European hop) — High Risk: WRA Score = 8.5
Hydrocharis morsus-ranae (common frogbit, European frog's-bit) — High Risk: WRA Score = 18
Hypochaeris radicata (gosmore, hairy cat's ear, Hypochoeris) — High Risk: WRA Score = 16
Hyptis pectinata (comb hyptis, Mesosphaerum pectinatum) — High Risk: WRA Score = 14
Hypolepis dicksonioides (giant hypolepis, ground fern) — High Risk: WRA Score = 14
Ilex rotunda — Evaluate: WRA Score = 2
Illicium verum (star anise, Chinese star anise, star aniseed) — Low Risk: WRA Score = -3
Impatiens glandulifera (Himalayan balsam, ornamental jewelweed, policeman's-helmet) — High Risk: WRA Score = 12
Impatiens sodenii (poor man's Rhododendron, shrub balsam) — High Risk: WRA Score = 11
Imperata cylindrica (cogon grass, Japanese blood grass) — High Risk: WRA Score = 21
Inga jinicuil (ice cream bean, chalahuite) — Low Risk: WRA Score = 1
Iris ensata (beaked iris, jade cicada flower, Japanese water iris) — Low Risk: WRA Score = -1.5
Jacaranda copaia (copaia, cupay, abey, chingale, gualandai) — Low Risk: WRA Score = 0
Johannesteijsmannia altifrons — Low Risk: WRA Score = -1
Juncus polyanthemus (Australian silver rush, manyflower rush) — High Risk: WRA Score = 12
Juniperus conferta — Low Risk: WRA Score = 3
Kalanchoe daigremontiana (devil's backbone, mother of thousands) — High Risk: WRA Score = 24
Kalanchoe delagoensis (chandelier plant, Kalanchoe tubiflora) — High Risk: WRA Score = 19
Kalanchoe gracilipes (kalanchoe, kitchingia) — Low Risk: WRA Score = 0
Kalanchoe pinnata — High Risk: WRA Score = 16
Kalanchoe rotundifolia — High Risk: WRA Score = 10
Kennedia nigricans (black coral-pea, black-bean) — Evaluate: WRA Score = 4
Kigelia africana (sausage tree) — Low Risk: WRA Score = 0
Kummerowia stipulacea (Korean clover, Korean lespedeza) — Low Risk: WRA Score = 2
Lablab purpureus (hyacinth bean, lablab bean) — Low Risk: WRA Score = 0
Lactuca saligna (least lettuce, narrow-leaf lettuce, wild lettuce) — High Risk: WRA Score = 7
Lactuca serriola (prickly lettuce, compass plant) — High Risk: WRA Score = 22
Lantana montevidensis (trailing lantana, creeping lantana) — High Risk: WRA Score = 25
Lathyrus clymenum (Spanish vetchling, crimson pea) — Low Risk: WRA Score = 3
Laurus nobilis (bay laurel) — Evaluate: WRA Score = 6
Lavandula stoechas (French lavender, Italian lavender) — High Risk: WRA Score = 14.5
Layia platyglossa — Low Risk: WRA Score = 4
Lens culinaris (lentil) — Low Risk: WRA Score = -1.5
Leptospermum polygalifolium (yellow tea tree, tantoon) — High Risk: WRA Score = 15
Leucaena diversifolia — High Risk: WRA Score = 9
Leucanthemum maximum — High Risk: WRA Score = 4.5
Leucospermum conocarpodendron (grey tree pincushion) — Low Risk: WRA Score = -2
Leucospermum cordifolium (red pincushion protea) — Low Risk: WRA Score = -5
Ligustrum japonicum (Japanese privet, wax-leaf privet) — High Risk: WRA Score = 9
Ligustrum lucidum (glossy privet, broadleaf privet, Chinese wax-leaf privet, white waxtree) — High Risk: WRA Score = 19
Ligustrum obtusifolium (border privet, obtuse-leaved privet) — High Risk: WRA Score = 8.5
Ligustrum ovalifolium (California privet, garden privet) — High Risk: WRA Score = 9.5
Ligustrum sinense (Chinese privet, small-leaf privet) — High Risk: WRA Score = 20
Lilium formosanum (Formosa lily, Taiwanese lily) — High Risk: WRA Score = 18
Limnobium laevigatum (Amazon frogbit, South American spongeplant) — High Risk: WRA Score = 24
Limnobium spongia (American spongeplant, frog's-bit) — High Risk: WRA Score = 18
Linum flavum (golden flax, yellow flax) — Low Risk: WRA Score = -4
Litsea glutinosa (Indian laurel, brown bollywood, bolly-beech) — High Risk: WRA Score = 7
Lobelia xalapensis (barba de guajolote, hierba loca) — High Risk: WRA Score = 11
Lodoicea maldivica — Low Risk: WRA Score = -7
Lolium perenne (perennial ryegrass) — High Risk: WRA Score = 15
Lonchocarpus punctatus (dotted lancepod, lilac tree) — Evaluate: WRA Score = 3
Ludovia lancifolia (ludovia) — Low Risk: WRA Score = -2
Ludwigia repens (creeping primrosewillow, red ludwigia) — High Risk: WRA Score = 22
Lupinus densiflorus — High Risk: WRA Score = 7
Lupinus succulentus — Low Risk: WRA Score = 3
Macaranga grandifolia (abing-abing, bing-abing, coraltree) — Evaluate: WRA Score = 4
Macrothelypteris torresiana (Mariana maiden fern, Torres's fern, wood fern) — High Risk: WRA Score = 12
Magnolia stellata — Evaluate: WRA Score = 1.5
Magnolia tripetala — Low Risk: WRA Score = 0
Magnolia wilsonii — Low Risk: WRA Score = -3
Majidea zanguebarica (black pearl tree, mgambo tree, velvet seed tree) — Evaluate: WRA Score = 2
Maranta leuconeura (prayer plant, ten-commandments) — Low Risk: WRA Score = 2
Markhamia lutea — High Risk: WRA Score = 5
Marrubium vulgare (horehound, white horehound) — High Risk: WRA Score = 17
Matourea azurea (amazon blue, Brazilian snapdragon, otacanthus) — High Risk: WRA Score = 7
Matricaria chamomilla (common chamomile, scented chamomile) — High Risk: WRA Score = 10
Matthiola incana (common stock, gilly flower) — Evaluate: WRA Score = 1
Medinilla apoensis (Philippine pink) — High Risk: WRA Score = 7
Melastoma malabathricum (Indian rhododendron, Malabar melastome) — High Risk: WRA Score = 19
Melilotus albus (white sweet clover, honey clover) — High Risk: WRA Score = 23
Melinis repens (Natal grass, Natal redtop) - High Risk: WRA Score = 24
Micranthemum glomeratum (manatee mudflower, baby tears) — High Risk: WRA Score = 13
Millettia pinnata (Indian beech, pongamia) — High Risk: WRA Score = 7
Mimosa caesalpiniifolia (sabiá) — High Risk: WRA Score = 7
Mimosa casta (graceful mimosa, zarza) — High Risk: WRA Score = 16
Mimosa pudica (sensitive plant) — High Risk: WRA Score = 18
Mimosa strigillosa (powderpuff, sunshine mimosa) — High Risk: WRA Score = 9
Mimosa strigillosa (powderpuff, sunshine mimosa) — High Risk: WRA Score = 9
Mimusops elengi — Low Risk: WRA Score = 0
Molineria capitulata (palm grass, weevil lily) — Evaluate: WRA Score = 6
Molineria latifolia (curculigo, lemboh, palm grass, weevil lily) — Low Risk: WRA Score = 1
Mollugo cerviana (slender carpetweed, threadstem carpetweed) — High Risk: WRA Score = 9
Momordica cochinchinensis (gac, giant spine gourd, spiny bitter-cucumber) — Evaluate: WRA Score = 4
Monstera deliciosa (swiss-cheese plant, cut leaf philodendron) — Evaluate: WRA Score = 6
Moringa arborea (moringa) — Low Risk: WRA Score = -1
Moringa concanensis (kattumurungai, konkan moringa) — Low Risk: WRA Score = -3
Moringa drouhardii — Low Risk: WRA Score = -3
Moringa hildebrandtii — Low Risk: WRA Score = -2
Moringa longituba (mawe) — Low Risk: WRA Score = -1
Moringa ovalifolia — Low Risk: WRA Score = -2
Moringa peregrina — Low Risk: WRA Score = 0
Moringa stenopetala (cabbage tree, African moringa tree) — Low Risk: WRA Score = 0
Morus rubra (red mulberry) — Evaluate: WRA Score = 2
Muehlenbeckia platyclada (centipede plant, ribbonbush, tapeworm plant) — High Risk: WRA Score = 7
Muhlenbergia sericea (dune hairgrass, gulf muhly, sweetgrass) — High Risk: WRA Score = 8
Muntingia calabura (Jamaica cherry, calabur tree, capulin) — High Risk: WRA Score = 14
Murraya koenigii (currybush, curryleaf, Indian bay) — High Risk: WRA Score = 9
Myrmecodia tuberosa (ant plant, Hua roi ru nam) — Low Risk: WRA Score = 3
Nassella cernua (nodding needlegrass, foothill needlegrass) — High Risk: WRA Score = 9
Nasturtium microphyllum (onerow yellowcress) — High Risk: WRA Score = 14
Nelumbo nucifera (East Indian lotus, lotus, sacred lotus) — High Risk: WRA Score = 14
Nemophila maculata — Low Risk: WRA Score = 2
Nemophila menziesii — High Risk: WRA Score = 8
Neomarica gracilis (apostle plant, walking iris) — Low Risk: WRA Score = 4
Neonotonia wightii — High Risk: WRA Score = 16
Nepeta cataria (catnip, catwort, catmint) — High Risk: WRA Score = 9
Neptunia oleracea (sensitive neptunia, water mimosa) — High Risk: WRA Score = 17
Nicotiana glauca (tree tobacco, wild tobacco) — High Risk: WRA Score = 17
Notechidnopsis tessellata (notechidnopsis) — Low Risk: WRA Score = -3
Nymphaea caerulea (blue Egyptian lotus, blue water-lily) — High Risk: WRA Score = 11
Ocotea quixos (American cinnamon, canela americana, ishpingo) — Low Risk: WRA Score = -2
Oenothera stricta subsp. stricta — High Risk: WRA Score = 10
Odontonema callistachyum (firespike, purple firespike) — High Risk: WRA Score = 8
Oldenlandia corymbosa (diamond flower, flat-top mille graines) — High Risk: WRA Score = 16
Opuntia echios (tree prickly-pear, cacto gigante) — Evaluate: WRA Score = 5
Opuntia pubescens (velvet bur cactus, abrojo, chile de perro) — High Risk: WRA Score = 12
Orbea variegata (carrion flower, starfishplant, toadplant) — High Risk: WRA Score = 8
Orchis mascula (early purple orchid) — Low Risk: WRA Score = 3
Orobanche ramosa — High Risk: WRA Score = 14
Oroxylum indicum — Evaluate: WRA Score = 2
Osmoxylon novoguineense (fuzzy wrinkle, miagos bush, old man's hand) — Evaluate: WRA Score = 2
Osteospermum ecklonis (Cape marguerite, Osteospermum 'Asti White', Vanstaden's river daisy) — High Risk: WRA Score = 11
Oxyspora paniculata (bristletips, jian zi mu shu, oxyspora) — High Risk: WRA Score = 11
Pachypodium ambongense (elephant's trunk) — Low Risk: WRA Score = 0
Pachypodium baronii (Baron's clubfoot, red pachypodium) — Low Risk: WRA Score = 0
Pachypodium densiflorum (Madagascar palm) — Low Risk: WRA Score = 1
Pachypodium eburneum (Madagascar palm) — Low Risk: WRA Score = -1
Pachypodium geayi {Madagascar palm) — Low Risk: WRA SCore = -3
Pachypodium horombense (horombe clubfoot, yellow bell pachypodium) — Low Risk: WRA Score = -1
Pachypodium namaquanum (elephant's trunk) — Low Risk: WRA Score = -4
Pachypodium rutenbergianum (boadaka, bontaka, vohely, vontaka) — Low Risk: WRA Score = 2
Pachypodium saundersii (star of the Lundi, kudu lily, rathbonia) — Low Risk: WRA Score = -1
Palisota pynaertii (Palisota pynaertii 'Elizabethae') — Low Risk: WRA Score = 6
Parkia timoriana (tree bean) — Evaluate: WRA Score = 5
Parthenium argentatum (guayule, Mexican-rubber) — Evaluate: WRA Score = 5
Paspalum atratum (atra paspalum, capim-pojuca, pasto pojuca) — High Risk: WRA Score = 8
Passiflora laurifolia (bell apple, water lemon, yellow granadilla) — High Risk: WRA Score = 9
Passiflora ligularis (sweet granadilla) — High Risk: WRA Score = 16
Paubrasilia echinata (Brazilwood, palo brasil) — Low Risk: WRA Score = -6
Paullinia cupana (guaraná, Brazilian cocoa) — Low Risk: WRA Score = -7
Paullinia yoco (yoco, yoko) — Evaluate: WRA Score = 3
Pelagodoxa henryana — Low Risk: WRA Score = -2
Pelargonium citronellum (citronella pelargonium, lemon-scent pelargonium) — Low Risk: WRA Score = 0
Peniocereus hirschtianus — Evaluate: WRA Score = 4
Pennisetum villosum (synonym of Cenchrus longisetus) — High Risk: WRA Score = 21
Peristrophe speciosa (purple rice plant) — High Risk: WRA Score = 7
Peronema canescens (false elder, sungkai) — Low Risk: WRA Score = 0
Persicaria capitata (pink knotweed, heartweed) — High Risk: WRA Score = 22
Petraeovitex bambusetorum (nong noch vine, cascades of gold) — Evaluate: WRA Score = 1
Phaius tankervilleae — Low Risk: WRA Score = 5
Philodendron burle-marxii ('Burle Marx' philodendron) — Low Risk: WRA Score = 0
Philodendron goeldii (finger leaf, crown of Nero, fun bun philodendron) — Low Risk: WRA Score = 5
Philodendron hederaceum (heart-leaf philodendron) — High Risk: WRA Score = 8
Phlebodium aureum (rabbit's foot fern, golden polypody, laua`e haole) — High Risk: WRA Score = 13
Phoenix reclinata — High Risk: WRA Score = 10
Phoenix sylvestris — Evaluate: WRA Score = 5
Photinia davidiana (photina, Chinese stranvaesia, matchweed) — High Risk: WRA Score = 8
Phleum pratense (timothy grass, meadow cat's tail, timothy) — High Risk: WRA Score = 24
Phyllanthus amarus (black catnip, child pick-a-back, shatterstone) — High Risk: WRA Score = 9
Phyllanthus flexuosus (luo e ye xia zhu) — Evaluate: WRA Score = 2
Physalis peruviana (cape gooseberry, Peruvian cherry, poha) — High Risk: WRA Score = 19
Phytolacca octandra (inkweed, pokeweed, red inkplant, Southern pokeberry) — High Risk: WRA Score = 19
Picralima nitida (akuamma, ashanti, obéro) — Low Risk: WRA Score = -1
Picris hieracioides (hawkweed, hawkweed oxtongue) — High Risk: WRA Score = 11
Pigafetta filaris — Evaluate: WRA Score = 1
Pilea microphylla (artillery plant, rockweed, gunpowder plant) — High Risk: WRA Score = 18
Pinus caribaea (Caribbean pine, pitch pine) — High Risk: WRA Score = 15
Pinus jeffreyi (Jeffrey pine) — Evaluate: WRA Score = 3
Pinus patula (jelecote pine, Mexican weeping pine) — High Risk: WRA Score = 13
Pinus pinaster (cluster pine, maritime pine) — High Risk: WRA Score = 7
Pinus radiata — High Risk: WRA Score = 9
Piper nigrum (black pepper, white pepper) — Evaluate: WRA Score = 6
Piper sarmentosum (wild betel, lolot pepper, wild pepper) — High Risk: WRA Score = 9
Pistia stratiotes (water lettuce, water cabbage) — High Risk: WRA Score = 18
Pittosporum pentandrum (Taiwanese cheesewood) — High Risk: WRA Score = 9
Pittosporum senacia — High Risk: WRA Score = 7
Pityrogramma austroamericana (gold fern, gold-dust fern) — High Risk: WRA Score = 10
Plantago lanceolata — High Risk: WRA Score = 18
Platycerium bifurcatum (common staghorn fern, elkhorn fern) — Evaluate: WRA Score = 4
Platymiscium pinnatum (granadillo, hormigo, Panama redwood) — Low Risk: WRA Score = 0
Plectranthus amboinicus — Low Risk: WRA Score = 4
Plectranthus verticillatus (gossip spurflower, money plant, Swedish ivy) — High Risk: WRA Score = 11
Pluchea carolinensis — High Risk: WRA Score = 16
Plumbago auriculata (blue plumbago, cape leadwort, cape plumbago) — Low Risk: WRA Score = 3
Poa annua (annual bluegrass, annual meadow grass) — High Risk: WRA Score = 25
Polianthes tuberosa — Low Risk: WRA Score = -9
Polygala myrtifolia (butterfly bush, myrtle leaf milkwort, parrotbush, September bush) — High Risk: WRA Score = 11
Polyscias balfouriana (Balfour aralia, dinner plate aralia) — Low Risk: WRA Score = 0
Polystachya concreta (great yellow spike orchid, yellow spike orchid) — Low Risk: WRA Score = 4
Pometia pinnata (Fijian Longan, island lychee, Pacific lychee) — Evaluate: WRA Score = 4
Populus tremuloides (quaking aspen, trembling aspen) — High Risk" WRA Score = 5
Poranopsis paniculata (bridal bouquet, Christmasvine, snowcreeper) — High Risk: WRA Score = 8
Porcelia macrocarpa (monkey banana) — Low Risk: WRA Score = -2
Porophyllum ruderale (papaloquelite, yerba porosa) — High Risk: WRA Score = 8
Portulacaria afra elephant bush, dwarf jade plant, purslane tree) — Evaluate: WRA Score = 6
Pourouma cecropiifolia (Amazon grape, sacha uvillas) — Low Risk: WRA Score = -6
Pouteria macrophylla (cutite, caimo, canistel, lúcuma) — Low Risk: WRA Score = -2
Pouteria torta (wooly abiu, red abiurana, abiu piloso) — Low Risk: WRA Score = -3
Pouzolzia guineensis (Guinea pouzolzia, loko) — High Risk: WRA Score = 7
Pouzolzia zeylanica (graceful Pouzolz's-bush, wu shui ge) — High Risk: WRA Score = 8
Premna serratifolia (bastard guelder, coastal premna, creek premna) — Low Risk: WRA Score = 3
Prestoea acuminata var. montana — Evaluate: WRA Score = 1
Protea compacta (Bot River sugarbush, Bot River protea) — Low Risk: WRA Score = -4
Protea cynaroides (king protea) — Low Risk: WRA Score = -2
Protea eximia (broad leaf sugarbush, duchess protea) — Low Risk: WRA Score = -2
Protium copal (copal tree, árbol de copal) — Low Risk: WRA Score = -3
Prumnopitys taxifolia — Low Risk: WRA Score = -5
Prunus campanulata (bellflower cherry, Taiwan cherry) — High Risk: WRA Score = 11
Prunus persica (peach) — Evaluate: WRA Score = 4
Pseudognaphalium attenuatum (tapered cudweed) — High Risk: WRA Score = 7
Pseudogynoxys chenopodioides (Mexican flamevine) — High Risk: WRA Score = 10
Psidium myrtoides (purple cherry guava, purple guava) — High Risk: WRA Score = 7
Psoralea axillaris (psoralea) — Low Risk: WRA Score = 1
Psoralea pinnata (African scurfpea, blue broom, blue pea, dally pine) — High Risk: WRA Score = 9
Psychotria elata (hooker's lips, hot lips, sexy lips) — Low Risk: WRA Score = 0
Pteris vittata — High Risk: WRA Score = 14
Ptisana salicina (king fern, potato fern, para) — Evaluate: WRA Score = 4
Pyracantha angustifolia (narrowleaf firethorn, orange firethorn) — High Risk: WRA Score = 14
Quercus ilex (holm oak, evergreen oak, holly oak) — Evaluate: WRA Score = 4
Quercus suber (cork oak) — Evaluate: WRA Score = 3
Radermachera sinica (China doll, emerald tree, serpent tree) — Evaluate: WRA Score = 4
Rafflesia arnoldii (corpse flower) — Low Risk: WRA Score = -3
Raphanus sativus var. oleiformis (fodder radish, oil radish) — High Risk: WRA Score = 7
Reseda odorata (bastard rocket, common mignonette, sweet mignonette) — Low Risk: WRA Score = 0
Rhopalostylis baueri — Low Risk: WRA Score = -2
Rhynchospora caduca (anglestem beak sedge, beak rush) — High Risk: WRA Score = 11
Richardia scabra (Mexican clover, Florida pusley) — High Risk: WRA Score = 12
Rorippa indica (Indian cress, Indian marshcress, variableleaf yellowcress) — High Risk: WRA Score = 11
Rosa rugosa (Japanese rose, rugose rose, Turkestan rose) — High Risk: WRA Score = 10
Rosmarinus officinalis (rosemary) — Low Risk: WRA Score = 2
Rotheca myricoides (blue butterfly bush, blue glory bower, blue wings, Cambridge bush) — High Risk: WRA Score = 6
Rotheca serrata — Evaluate: WRA Score = 4
Rubus fruticosus (blackberry) — High Risk: WRA Score = 19
Rubus glaucus (Andean blackberry, Andes-berry) — High Risk: WRA Score = 17
Rubus niveus (Ceylon raspberry, hill raspberry, Mysore raspberry) — High Risk: WRA Score = 23
Rubus sieboldii (Molucca raspberry) — High Risk: WRA Score = 12
Rumex acetosella (field sorrel, sheep sorrel) — High Risk: WRA Score = 18
Ruta graveolens (rue, common rue, herb-of-grace) — High Risk: WRA Score = 7
Rytidosperma semiannulare (Tasmanian wallaby grass) — Low Risk: WRA Score = 2.5
Sabal causiarum — Evaluate: WRA Score = 1
Sabal palmetto — Evaluate: WRA Score = 5
Saccharum ravennae (Italian sugarcane, plume grass, ravenna grass) — High Risk: WRA Score = 12
Sagittaria platyphylla — High Risk: WRA Score = 28
Salix cinerea (common sallow, gray sallow, gray willow, pussy willow) — High Risk: WRA Score = 9
Salix nigra — Evaluate" WRA Score = 5
Salix x reichardtii (pussy willow) — Low Risk: WRA Score = 2
Salvia buchananii (Buchanan's sage, fuschia sage, purple autumn sage) — Low Risk: WRA Score = 4
Salvia guaranitica (Salvia 'black and blue') — High Risk: WRA Score = 9
Salvia leucantha (Mexican bush sage) — High Risk: WRA Score = 12
Salvia reflexa (lanceleaf sage, mintweed) — High Risk: WRA Score = 16
Santalum album — High Risk: WRA Score = 5
Scandix pecten-veneris (shepherd's needle, Venus's comb) — High Risk: WRA Score = 10
Schaueria calytricha (golden plume, hairy yellow-headed justicia) — Low Risk: WRA Score = -3
Schefflera arboricola (dwarf umbrella tree, miniature schefflera, parasol plant) — High Risk: WRA Score = 11
Schizobasis intricata (climbing onion, losbol) — Low Risk: WRA Score = 1
Schizolobium parahyba (Brazilian firetree, guapiruvu, parica) — High Risk: WRA Score = 7
Schoenoplectus californicus (California bulrush, giant bulrush) — High Risk: WRA Score = 21
Schotia latifolia (bush boer-bean, forest boer-bean) — Evaluate: WRA Score = 1
Selenicereus anthonyanus (fishbone cactus, rick rack cactus, zig-zag cactus) — Evaluate: WRA Score = 2
Senecio sylvaticus (heath groundsel, wood groundsel) — High Risk: WRA Score = 9.5
Senecio vulgaris (common fireweed, common groundsel) — High Risk: WRA Score = 14
Senegalia insuavis (cha-om, climbing wattle, pak la) — High Risk: WRA Score = 12
Senna italica (dog senna, Italian senna, Senegal senna) — High Risk: WRA Score = 11
Senna macranthera (large-flowered cassia, caboclo, fedegoso, pra-tudo) — High Risk: WRA Score = 8
Senna pendula (Christmas senna, climbing cassia) — High Risk: WRA Score = 14
Senna polyphylla (desert cassia) — Low Risk: WRA Score = 0
Senna septemtrionalis (arsenic bush, smooth senna, kolomona) — High Risk: WRA Score = 17
Serruria florida (blushing bride, pride of Franschhoek) — Low Risk: WRA Score = -5
Sesuvium verrucosum (western purslane) — High Risk: WRA Score = 9
Setaria palmifolia (palm grass, highland pitpit) — High Risk: WRA Score = 22
Shirakiopsis elliptica — Evaluate: WRA Score = 3
Sicana odorifera (casabanana, cassabanana, musk-cucumber) — Evaluate: WRA Score = 2
Sida ciliaris (bracted fanpetals, fringed fanpetals) — High Risk: WRA Score = 7
Sidastrum micranthum (dainty sandmallow) — High Risk: WRA Score = 8
Silybum marianum (milk thistle, blessed milk thistle) — High Risk: WRA Score = 20.5
Sinapis alba (white mustard, yellow mustard) — Low Risk: WRA Score = 4
Sisyrinchium rosulatum — High Risk: WRA Score = 9
Solandra maxima (cup of gold, chalice vine, golden cup) — Evaluate: WRA Score = 5
Solanum chacoense (wild potato) — High Risk: WRA Score = 13
Solanum lasiocarpum (hairy egg plant, hairy nightshade, Solanum ferox) — High Risk: WRA Score = 10
Solanum linnaeanum (apple of Sodom, poison apple, Sodom apple) — High Risk: WRA Score = 20
Solanum pseudocapsicum (Jerusalem cherry, false capsicum) — High Risk: WRA Score = 16
Solanum robustum (shrubby nightshade, silverleaf nightshade) — High Risk: WRA Score = 9
Sorbus aucuparia (quickbeam, rowan, rowan berry, mountain ash) — High Risk: WRA Score = 8
Sphaeropteris cooperi — High Risk: WRA Score = 16
Stelechocarpus burahol (burahol, kepel apple, keppel fruit) — Low Risk: WRA Score = -3
Stellaria media (chickweed, stitchwort) — High Risk: WRA Score = 15
Stephania japonica (ivyweed, snake vine, tapevine) — High Risk: WRA Score = 13
Sterculia monosperma (China chestnut, Phoenix eyes, seven sister's fruit, Thai chestnut) — Low Risk: WRA Score = -3
Strelitzia juncea (crane flower) — Low Risk: WRA Score = -4
Stromanthe jacquinii (pico de gallo, stromanthe) — Low Risk: WRA Score = 3
Stromanthe sanguinea (stromanthe) — Low Risk: WRA Score = 2
Strychnos spinosa (monkey orange, Kaffir orange, Natal orange) — Low Risk: WRA Score = 4
Syagrus coronata (licuri palm, aricuri palm, ouricury palm) — Low Risk: WRA Score = 3
Syzygium aromaticum (clove, clove tree, Zanzibar redheads) — Evaluate: WRA Score = 1
Syzygium cordatum (water berry, umdoni) — Evaluate: WRA Score = 5
Syzygium grande (sea apple) — High Risk: WRA Score = 8
Syzygium syzygioides (kelat hitam) — Evaluate: WRA Score = 6
Tabernaemontana africana (Samoan gardenia) — Low Risk: WRA Score = -1
Tagetes patula (French marigold) — High Risk: WRA Score = 9
Taraxacum officinale (common dandelion) — High Risk: WRA Score = 20
Terminalia arjuna — Evaluate: WRA Score = 6
Terminalia catappa (tropical almond) — High Risk: WRA Score = 8
Terminalia kaernbachii (okari nut) — Low Risk: WRA Score = -2
Terminalia superba (limba, white afara, shinglewood, white mukonja, Congo walnut) — Low Risk: WRA Score = -2
Tetragonia echinata (Klappiesbrak, opskot seacoral) — Low Risk: WRA Score = 6
Tetrapanax papyrifer (rice-paper-plant) — High Risk: WRA Score = 12
Thalia geniculata (arrowroot, bent alligator-flag, fire-flag) — High Risk: WRA Score = 8
Theobroma bicolor (Peruvian cacao, patashte, macambo) — Low Risk: WRA Score = 0
Theobroma cacao (cocoa, cacao) — Low Risk: WRA Score = -2
Theobroma grandiflorum (Brazilian cocoa, cupuaçú, large-flowered cocoa) — Low Risk: WRA Score = 0
Thevetia thevetioides (giant thevetia, giant luckynut, cascabel grande) — Low Risk: WRA Score = -1
Thysanolaena latifolia (tiger grass, Asian broom grass, bamboo grass) — High Risk: WRA Score = 12
Tibouchina lepidota — Evaluate: WRA Score = 6
Tibouchina longifolia (long leaf glory tree, white flower tibouchina) — High Risk: WRA Score = 8
Tiliacora triandra (yanang grass jelly vine, bai yanang) — Evaluate: WRA Score = 3
Tillandsia bulbosa (bulbous air plant) — Low Risk: WRA Score = 4
Tillandsia ionantha (blushing bride) — Low Risk: WRA Score = 1
Tillandsia polystachia (air plant) — High Risk: WRA Score = 9
Tillandsia usneoides — High Risk: WRA Score = 12
Tillandsia xerographica (xerographic air plant) — Low Risk: WRA Score = -3
Tithonia diversifolia (Mexican sunflower, tree marigold) — High Risk: WRA Score = 23
Tithonia rotundifolia (Mexican sunflower, red sunflower) — High Risk: WRA Score = 15
Torenia asiatica (Ola'a beauty, wishbone flower) — High Risk: WRA Score = 10
Torenia fournieri (bluewings, wishbone flower) — High Risk: WRA Score = 11
Toxicodendron succedaneum — High Risk: WRA Score = 12
Tradescantia fluminensis — High Risk: WRA Score = 17
Tradescantia spathacea — High Risk: WRA Score = 17
Tragopogon porrifolius (goat's beard, salsify, vegetable-oyster) — High Risk: WRA Score = 6.5
Tragus berteronianus — High Risk: WRA Score = 13
Trema orientalis (gunpowder tree, charcoal tree, peach cedar) — High Risk: WRA Score = 10
Trembleya phlogiformis (island glorybush) — Evaluate: WRA Score = 5
Tricyrtis hirta (hairy toad lily) — Low Risk: WRA Score = 3.5
Tridax procumbens (coat buttons, tridax daisy) — High Risk: WRA Score = 15
Trifolium alexandrinum (berseem clover, Egyptian clover) — Low Risk: WRA Score = 2
Trifolium arvense (hare-foot clover, rabbit-foot clover) — High Risk: WRA Score = 13.5
Trifolium incarnatum (crimson clover, Italian clover, carnation clover) — Low Risk: WRA Score = 4.5
Trifolium repens (white clover) — High Risk: WRA Score = 12.5
Trifolium resupinatum (Persian clover, reversed trefoil) — Evaluate: WRA Score = 6
Tripsacum dactyloides (eastern gama grass) — High Risk: WRA Score = 9
Triumfetta semitriloba (burweed, Sacramento-bur) — High Risk: WRA Score = 15
Tylosema esculentum (marama bean, gemsbok bean, camel's foot) — Low Risk: WRA Score = -6
Tylosema esculentum (marama bean, gemsbok bean, camel's foot) — Low Risk: WRA Score = -2
Typha latifolia (common cattail, broadleaf cattail) — High Risk: WRA Score = 29
Ungnadia speciosa (Mexican buckeye, Texas buckeye) — Low Risk: WRA Score = 3
Urena lobata (aramina-plant, bur-mallow, Caesarweed, Congo-jute, pipiri) — High Risk: WRA Score = 16
Urochloa brizantha (palisade grass, bread grass, palisade signal grass) — High Risk: WRA Score = 15
Urochloa decumbens (signal grass, Surinam grass, Basilisk signal grass) — High Risk: WRA Score = 17
Urochloa humidicola [Syn. Brachiaria humidicola] (creeping signal grass, koronivia grass) — High Risk: WRA Score = 10
Urochloa ramosa (browntop millet, dixie signalgrass) — High Risk: WRA Score = 8
Urochloa ruziziensis x U. decumbens x U. brizantha (Mulato II) — High Risk: WRA Score = 9
Urtica dioica (stinging nettle, giant nettle, common nettle) — High Risk: WRA Score = 16
Urtica urens (burning nettle, dwarf nettle, lesser stinging nettle) — High Risk: WRA Score = 11
Vachellia farnesiana (klu, sweet acacia) — High Risk: WRA Score = 14
Vanilla planifolia (vanilla) — Low Risk: WRA Score = 4
Verbascum virgatum (twiggy mullein, wand mullein) — High Risk: WRA Score = 9
Verbena bonariensis (purpletop, cluster flower vervain) — High Risk: WRA Score = 18
Verbena litoralis (common verbena, seashore vervain) — High Risk: WRA Score = 15
Verbesina encelioides (golden crown-beard) — High Risk: WRA Score = 21
Veronica persica (birdeye speedwell, bird's-eye, creeping speedwell) — High Risk: WRA Score = 11.5
Veronica plebeia (common speedwell, creeping speedwell) — High Risk: WRA Score = 13
Vicia sativa (common vetch, black-pod vetch, spring vetch) — High Risk: WRA Score = 16
Vicia villosa (hairy vetch, wooly vetch) — High Risk: WRA Score = 11
Vigna luteola (hairy cowpea, deer pea, dalrymple vigna) — High Risk: WRA Score = 12
Vigna radiata (mung bean, golden gram, green gram) — Low Risk: WRA Score = 1
Vigna unguiculata (cowpea, black-eye pea, black-eye bean) — Evaluate: WRA Score = 6
Vigna vexillata (zombi pea, wild cowpea) — High Risk: WRA Score = 12
Vinca major (bigleaf periwinkle, greater periwinkle) — High Risk: WRA Score = 12
Vinca minor (common periwinkle, running-myrtle) — High Risk: WRA Score = 8.5
Virgilia divaricata (blossom tree, Cape lilac, tree-in-a-hurry, keurboom) — Low Risk: WRA Score = 0
Vitex gigantea (pechiche, pechichi, tillo blanco) — Evaluate: WRA Score = 1
Vitex lucens — Evaluate: WRA Score = 2
Vitex parviflora (smallflower chastetree, molave) — High Risk: WRA Score = 10
Volkameria inermis — High Risk: WRA Score = 8
Wallaceodendron celebicum (banuyo) — Low Risk: WRA Score = -1
Washingtonia robusta (Mexican fan palm, thread palm) — High Risk: WRA Score = 15
Werauhia sanguinolenta (green bat bromeliad, sanguinolenta, vriesea) — High Risk: WRA Score = 7
Willughbeia angustifolia (pitabu, kubal madu, serapit) — Low Risk: WRA Score = -1
Willughbeia coriacea (Borneo-rubber) — Low Risk: WRA Score = 0
Willughbeia edulis (edible willugbeia) — Evaluate: WRA Score = 1
Wisteria sinensis (Chinese wisteria, Chinese-glycine, zi teng) — High Risk: WRA Score = 9
Withania somnifera (ashwagandha, Indian ginseng, poison gooseberry, winter cherry) — High Risk: WRA Score = 12
Wollemia nobilis (wollemi pine) — Low Risk: WRA Score = -1
Woodwardia orientalis (mother fern, Oriental chain fern) — Low Risk: WRA Score = 3
Woodwardia radicans (chain fern, rooting chainfern) — High Risk: WRA Score = 9
Wrightia religiosa (water jasmine, wild water plum) — Low Risk: WRA Score = 0
Xanthosoma atrovirens — Evaluate: WRA Score = 1
Xanthosoma robustum — Evaluate: WRA Score = 3
Xylosma congesta — Evaluate: WRA Score = 6
Xyris complanata (feathered yellow-eye, yellow-eyed grass, hatpins) — High Risk: WRA Score = 15
Yucca aloifolia — High Risk: WRA Score = 14
Yucca gloriosa (Spanish dagger, palmlilja) — High Risk: WRA Score = 11
Yucca guatemalensis — Low Risk: WRA Score = 6
Zamia furfuracea — Low Risk: WRA Score = -2
Zamioculcas zamiifolia (zz plant, eternity plant, Zanzibar gem, zuzu plant) — Low Risk: WRA Score = -3
Zantedeschia aethiopica — High Risk: WRA Score = 15
Zanthoxylum piperitum (Japanese pepper, Japanese prickly ash) — Low Risk: WRA Score = -2
Zephyranthes citrina (citron zephyrlily, yellow rain lily) — High Risk: WRA Score = 12
Zeuxine strateumatica (lawn orchid, soldier orchid) — High Risk: WRA Score = 10
Zingiber gramineum (grassy ginger, palm ginger, tennis ball ginger) — Low Risk: WRA Score = 3
Zingiber longipedunculatum (ligun, tubu abang) — Low Risk: WRA Score = 2
Zingiber newmanii (red frogs ginger) — Low Risk: WRA Score = 4
Zingiber officinale (ginger, common ginger, culinary ginger) — Low Risk: WRA Score = 3
Zingiber ottensii (berseh hitam, bunglai hantu, phlai dam) — Low Risk: WRA Score = 3
Zingiber spectabile — Evaluate: WRA Score = 3
Zingiber zerumbet — Low Risk: WRA Score = -1
Zinnia peruviana — Evaluate: WRA Score = 5
Zizania latifolia (Manchurian wild rice, Manchurian water rice, water bamboo) - High Risk: WRA Score = 20
Zizyphus mauritiana — High Risk: WRA Score = 9
Zoysia japonica — Low Risk: WRA Score = 6
Zoysia matrella (Korean grass, Manila grass, temple grass) — High Risk: WRA Score = 7
Zoysia tenuifolia — Low Risk: WRA Score = -2