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Colorado Wildflowers
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White Flowers
Yellow Flowers
Blue & Purple Flowers
Pink, Red & Orange Flowers
Plant Families
Aceraceae (Maple family)
Acer negundo (boxelder)
Agavaceae
Yucca glauca (Soapweed yucca)
Apiaceae (Parsley family)
Harbouria trachypleura (Whiskbroom Parsley)
Cymopterus glomeratus (Fendlers Biscuitroot)
Heracleum sphondylium (Cow parsnip)
Conium maculatum (Poison Hemlock)
Apocynaceae (Dogbane family)
Apocynum androsaemifolium (Spreading Dogbane)
Asclepias latifolia (Broadleaf Milkweed)
Asclepiadaceae (Dogbane family)
Asparagaceae (Asparagus family)
Leucocrinum montanum (sand lily)
Asteraceae (Aster Family)
Asteraceae Genera
Achillea millifolium (Yarrow)
Anaphalis margaritacea (Pearly Everlasting)
Antennaria rosea (rosy pussytoes)
Arnica cordifolia (Heartleaf Arnica)
Artemisia tridentata (Big Sagebrush)
Cichorium intybus (Chicory)
Ericameria nauseosa (Chamisa, Rubber Rabbitbrush)
Erigeron compositus (Cutleaf Fleabane)
Erigeron divergens (Spreading fleabane)
Gaillardia aristata (Blanketflower)
Grindelia subalpina Subalpine Gumweed Plant
Helianthus pumilus (Little sunflower)
Heterotheca villosa (Pursh) Shinners (Hairy False Golden-aster)
Liatris punctata (Dotted Gayfeather)
Rabita pinnata (Yellow coneflower)
Senecio spartioides (Broom groundsel)
Senecio triangularis (Arrowleaf Ragwort)
Tragopogon dubius (Yellow Salsify)
Melampodium leucanthum (Plains Blackfoot)
Matricaria perforata (Scentless chamomile)
Anthemis cotula (Stinking Chamomile)
Balsaminaceae (Touch-me-not family)
Berberidaceae (Barberry family)
Mahonia aquifolium (Oregon grape)
Berberis repens (Creeping Mahonia)
Boraginaceae (Borage or Forget-Me-Not Family)
Anchusa officinalis (Common bugloss)
Eritrichium nanum (Alpine Forget-Me-Not)
Lithospermum multiflorum Manyflowered Stoneseed
Mertensia
Mertensia ciliata (Fringed Bluebells)
Mertensia lanceolata (Prairie Bluebells)
Boraginaceae Photos
Brassicaceae (Mustard family)
Alyssum simplex
Berteroa incana (Hoary Alyssium)
Erysimum capitatum (Western Wallflower)
Lepidium perfoliatum (Clasping Pepperweed)
Physaria bellii (Bell's twinpod)
Cactaceae (Cactus family)
Cylindropuntia imbricata (Tree Cholla)
Opuntia spp
Pediocactus simpsonii
Prickly pear (Opuntia macrorhiza)
Campanulaceae (Bellflower family)
Campanula rapunculoides (creeping bellflower)
Caryophyllaceae (Pink family)
Arenaria fendleri (Fendler's sandwort)
Cerastium strictum, Cerastium arvense subspecies strictum. (Mouse-ear Chic
Saponaria officinalis (Common Soapwort)
Cleomaceae
Peritoma serrulata (Rocky Mountain beeplant)
Commelinaceae (Spiderwort family)
Tradescantia occidentalis (Prairie spiderwort)
Convallariaceae (Mayflower family)
Maianthemum amplexicaule (False Solomon's Seal)
Crassulaceae (Stonecrop family)
Rhodiola integrifolia (King's Crown)
Sedum lanceolatum (Yellow Stonecrop) Crassulaceae (Stonecrop)
Cupressaceae (cypress)
Juniperus communis var. montana (common juniper)
Fabaceae (Pea family)
Astragalus flavus (Yellow Milkvetch)
Astragalus flexuosus
Astragalus tridactylicus
Caragana arborescens (Pea tree)
Dalea purpurea (Purple Prairie Clover)
Melilotus officinalis (Sweetclover)
Psoralidium tenuiflorum (Slimflower Scurfpea)
Robinia neomexicana (New Mexico Locust)
Securigera varia (crownvetch)
Thermopsis montana (Golden Pea)
Trifolium pratense
Gentianaceae (Gentian family)
Frasera speciosa (Green gentian)
Gentianella acuta
Gentiana parryi Engelm. (Parry's gentian)
Pneumonanthe parryi (Parry's, Mountain, Blue Gentian)
Geraniaceae (Geranium family)
Geranium richardsonii (Richardson's geranium)
Erodium cicutarium (Filaree)
Grossulariaceae (Currant family)
Ribes cereum (Wax Currant)
Ribes aureum (Golden Currant)
Helleboraceae (Hellebore family)
Delphinium nuttallianum (Nuttall’s larkspur)
Hydrophyllaceae (Waterleaf Family)
Phacelia sericea (Purple Fringe)
Phacelia hastata (Silverleaf Phacelia)
Iridaceae (Iris family)
Rocky Mountain Iris (Iris missouriensis) Iridaceae
Lamiaceae (Mint family)
Monarda fistulosa (Wild Bergamot)
Leonurus cardiaca (common motherwort)
Liliaceae (Lily Family)
Allium Cernuum
Calochortus gunnisonii
Leucocrinum montanum (Liliaceae)
Globe Mallow (Sphaeralcea coccinea)
Linaceae (Flax family)
Wild Blue Flax (Linum perenne)
Linum
Malvaceae (Mallow family)
Malva neglecta (Common Mallow)
Sidalcea candida (White Checker Mallow)
Sphaeralcea coccinea (Copper Mallow)
Melanthiaceae (False-hellbore Family
Toxicoscordion venenosum (Death Camas)
Onagraceae (Evening primrose family)
Chamerion angustifolium (Fireweed)
Oenothera suffrutescens (Scarlet gaura)
Oenothera villosa (Hairy Evening-primrose)
Papaveraceae (Poppy family)
Argemone polyanthemos (Prickly Poppy)
Corydalis aurea (Golden Corydalis)
Pinaceae (Pine family)
About the Pinus (Pine) Family
Ponderosa Pine
Plantaginaceae (Plantain Family)
Linaria dalmatica dalmatica (Dalmatian toadflax)
Linaria vulgaris (butter-and-eggs)
Penstemon strictus (Rocky Mountain Penstemon)
Poaceae (Grass family)
Elymus elymoides (Bottlebrush squirreltail)
Polemoniaceae (Phlox family)
Ipomopsis aggregata (Scarlet Gilia)
Phlox longifolia (Long-leaf Phlox)
Polygonaceae (Buckwheat family)
Bistorta bistortoides (American bistort)
Pterogonum alatum
Rumex crispus (Curly dock)
Eriogonum umbellatum (Sulphurflower Buckwheat)
Primulaceae (Primrose Family)
Primula parryi (Parry's primrose)
Dodecatheon pulchellum (Shooting Star)
Ranunculaceae (Buttercup or Crowfoot's Family)
Aquilegia coerulea (Colorado Blue Columbine)
Caltha leptosepala ()
Climatus hirsutissima (Hairy clematis)
Delphinium carolinianum (Plains Larkspur)
Delphinium nuttallianum (Nutall's Larkspur)
Copy of Delphinium nuttallianum (Nutall's Larkspur)
Pulsatilla patens (American Pasqueflower)
Trollius laxus (American Globeflower)
Rhamnaceae (Buckthorn family)
Ceanothus fendleri (Fendler’s buckbrush)
Rosaceae (Rose Family)
Fragaria vesca
Potentilla
Potentilla recta (sulphur cinquefoil)
Prunus virginiana (Chokecherry)
Rosa woodsii
Rubiaceae (Madder family)
Saxifragaceae (Saxifrage Family)
Ciliaria austomontana
Heuchera bracteata (Bracted Alumroot)
Scrophulariaceae (Figwort family)
Penstemon virens (Bluemist Penstemon)
Verbascum thapsus (Common mullein)
Linaria vulgaris - Common Toadflax, Toadflax, Butter-and-eggs
Castilleja integra A. Gray var. integra Wholeleaf Indian Paintbrush
Castilleja miniata
Castilleja chromosa
Solanaceae (Potato Family)
Quincula lobata (Chinese lantern) Solanaceae (Potato Family)
Solanum triflorum (Cutleaf Nightshade)
Violaceae (Violet Family)
Viola canadensis (Canadian White Violet)
Viola nuttallii (Nuttall's violet)
Euphorbiaceae (Spurge family)
Euphorbia marginata (Snow-on-the-Mountain)
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Trees
Prunus domestica (European plum)
Koelreuteria paniculata (Goldenrain tree)
Aesculus hippocastanum (Horse chestnut)
Conifer Quick ID
Identifying Wildflowers
Growth Habits
Flower Parts
Flower Descriptions
Leaf Parts
Leaf Descriptions
Glossary
Moncots vs. Dicots
Why Plant Families Break Up
Involucre
Involucre Examples
Inovolucre Phyllary Arrangement
Involucre Shapes
Plant Lists and Keys
Boulder County Flora List
List of Colorado Flora
Sources
Resources and Links
Glossary
Glossary A
Glossary B
Glossary C
Glossary D
Glossary G
Glossary H
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FNA Sequence of Plant Structures
Photos
Colorado Wildflowers
Euphorbiaceae
Spurge Family
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