Apocynaceae
Apocynaceae Juss., Gen. Pl. 143. 1789. nom. cons. 'Dogbane Family'
Characteristic Features:
Lianas, trees, shrubs or herbs often bearing milky latex
Leaves opposite or whorled
Flowers pentamerous
Gynoecium bicarpellary, ovaries distinct in some taxa while stigma connate
Androecium in some taxa adnate to stigma forming a gynostegium, pollen fused to form pollinia
Fruit variable but a schizocarp of follicle in Asclepidoids
Diversity:
World- 410 genera 5,556 species (The Plant List 2013); 366 genera 5,100 species (Christenhusz & Byng 2016); 345 genera 4675 species (Mabberely 2017); 323 genera, 6449 species (CoL 2021)
India - 37 genera 105 species (Karthikeyan et al. 2009) [different circumscription]; 91 genera, 425 species (BSI, 2021)
Indian Himalaya- 71 genera, 143 species (Singh et al. 2019)
Uttarakhand - 46 genera 74 species (Uniyal et al. 2007)
General Characters:
Apocynaceae in POWO 2021 (Plants of the World Online)
Apocynaceae in Wikipedia
Systematic Position of Family in Different Systems of Classifications:
Systematic position in 2-Superkingdom, 7-Kingdom classification of Ruggiero et al. (2015)
Super Kingdom- Eukaryota, Kingdom- Plantae, Subkingdom- Viridiplantae, Infrakingdom- Streptophyta, Superphylum- Embryophyta, Phylum- Tracheophyta, Subphylum- Spermatophytina, Superclass- Angiospermae, Class- Magnoliopsida, Superorder- Asteranae, Order- Gentianales
Bentham & Hooker (1862-83)
Class : Dicotyledons
Subclass : Gamopetalae
Series : Bicarpellatae
Orders : Gentianales*
Engler & Prantl (1887-1915)
Kingdom : Plantae
Division : Embryophyta Siphonogama
Subdivision: Angiospermae
Class : Dicotyledoneae
Subclass : Metachlamydeae
Order : Contortae
Hutchinson (1973)
Phylum : Angiospermae
Subphylum : Dicotyledones
Division : Lignosae
Order : Apocynales*
Cronquist (1988)
Division : Magnoliophyta
Class : Magnoliopsida
Subclass : Asteridae
Order : Gentianales*
Thorne & Reveal (2007)
Class : Magnoliopsida
Subclass : Lamiidae
Super Order: Lamianae
Order : Rubiales
Takhtajan (2009)
Phylum : Magnoliophyta
Class : Magnoliopsida
Subclass : Lamiidae
Super Order: Lamianae
Order : Rubiales
Reveal (2012)
Class : Equisetopsid
Subclass : Magnoliidae
Super Order: Lamianae
Order : Gentianales
APG-IV (2016)
Clade : Angiosperms
Clade : Eudicots
Clade : Core Eudicots
Clade : Superasterids
Clade : Asterids
Clade : Lamiids
Order : Gentianales*
Shipunov (2020)
Class : Angiospermae
Subclass : Asteridae
Super Order : Asteranae
Order : Gentianales
Suborder : Gentianineae
Genera & Species in Pantnagar
To see larger images please click on the names
~~~Wild Flora~~~
Alstonia scholaris (L.) R. Br.
Calotropis gigantea (L.) Dryand
Cryptolepis dubia (Burm.f.) M.R.Almeida
Holarrhena pubescens Wall. Ex G.Don
Ichnocarpus frutescens (L.) W.T.Aiton
Oxystelma esculentum (L.f.) Sm.
Rauvolfia serpentina (L.) Benth. ex Kurz
***Cultivated Flora***
Adenium obesum (Forssk.) Roem. & Schult.
Vernacular name: Sabi Star, Desert-rose, Adenium
Nativity: West Tropical Africa to Arabian Peninsula and Tanzania (POWO, 2019)
Common Characteristics: Succulent shrub. Leaves simple, entire, spirally arranged. Flower pink with white shade inside, trumpet shaped.
Flowering period: March to August
Propagation Methods: Propagated by stem cutting (Dave’s Garden)
Photographed @ Ta Colony
Allamanda blanchetii A.DC.
Vernacular name: Cherry allamanda
Nativity: Northeast Brazil (POWO, 2019)
Common Characteristics: Shrubby climber. Leaves whorled, ovate-oblong, densely hairy. Flowers solitary axillary or in few flowered terminal cluster, campanulate, pink to brownish.
Flowering period: April to December
Propagation Methods: Propagated by stem cuttings, layering, and from seed. (Dave’s Garden)
Photographed @ GS
Allamanda cathartica L.
Vernacular name: Yellow allamanda, Golden Trumpet
Nativity: Central America to Tropical South America (POWO, 2019)
Common Characteristics: Woody climber. Leaves simple, opposite or in whorl of 4 or 5, shortly petioled. Flowers in few flowered axillary cymes, tubular, yellow.
Flowering period: July to December
Propagation Methods: Propagated by cutting (Dave’s Garden)
Photographed @ Gandhi Park
Alstonia scholaris (L.) R. Br.
Vernacular name: Blackboard tree, Chatiyan wood, Devil's tree (English); Chitvan, Shaitan ka jhar
Nativity: Tropical and Subtropical Asia to North Australia (POWO, 2019)
Common Characteristics: Evergreen tree. Leaves simple, whorled, oblanceolate to ovate, glabrous, margin entire. Flower in umbellate cymes.
Flowering period: October
Propagation Methods: Propagated by seed (Dave’s Garden, 2019)
Photographed @ GS
Carissa carandas L.
Vernacular name: Karamada (English); Karonda (Hindi)
Nativity: India and Bangladesh (POWO, 2019)
Common Characteristics: Evergreen shrub. Leaves oval rounded at both ends, opposite. arrangement. Paired spine at base of young branches. Fruits ovoid, purple when ripe.
Flowering period: March to May
Propagation Methods: Propagated from budding, air layering; and from seed (Dave’s Garden)
Photographed @ HRC
Cascabela thevetia (L.) Lippold
Vernacular name: Yellow oleander, Lucky Nut (English); Peeli kaner (Hindi)
Nativity: Mexico to South Tropical America (POWO, 2019)
Common Characteristics: Small tree or large shrub. Leaves linear- lanceolate, acute, leathery. Flowers funnel shape, yellow or light orange.
Flowering period: March to September
Propagation Methods: Propagated by stem cutting (Dave’s Garden)
Photographed @ CAg
Catharanthus roseus L. (=Vinca rosea L.)
Vernacular name: Cape periwinkle, Periwinkle, Sadabahar (Hindi)
Nativity: Madagascar (POWO, 2019)
Common Characteristics: Herbs. Leaves obovate to oblong, shining glabrous. Flower in axillary cyme, salver shaped.
Flowering period: whole year
Propagation Methods: Propagated by seeds (Dave’s Garden)
Photographed @ CBSH
Plumeria obtusa L.
Vernacular name: Frangipani, Plumeria, Temple tree (English); Champa, Golachin (Hindi)
Nativity: Florida, Caribbean Islands, Southeast Mexico to Guatemala (POWO, 2019)
Common Characteristics: Shrub or small tree. Leaves large, oblanceolate, obtuse or emarginated. Flowers in axillary cymes towards distal end of branches, salver-shaped, white, with yellow throat.
Flowering period: Throughout the year
Propagation Methods: Propagated by stem cuttings and air layering (Dave’s Garden)
Photographed @ GS
Plumeria rubra L.
Vernacular name: Frangipani, Graveyard tree (English); Champa (Hindi)
Nativity: Mexico to Venezuela (POWO, 2019)
Common Characteristics: Small trees. Leaves large, clustered on the distal end of branches, alternate, tapering at both the end, acuminate. Flowers in cymes, corolla rounded and overlapping to the left, pinkish to white.
Flowering period: March to October
Propagation Methods: Propagated by cuttings, and air layering (Dave’s Garden)
Photographed @ GS
Tabernaemontana divaricata (L.) R.Br. ex Roem. & Schult.
Vernacular name: Butterfly gardenia, Crape jasmine, Pinwheel flower (English); Chandani (Hindi)
Nativity: Himalaya to China (POWO, 2019)
Common Characteristics: Evergreen small tree or shrub. Leaves lanceolate, shiny from above, acute or acuminate. Flowers in cymes, salver-shaped, white.
Flowering period: Almost throughout the year
Propagation Methods: Propagated by cuttings (Dave’s Garden)
Photographed @ road near CAg