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This genus is accepted, and its native range is W. Tropical Africa to Uganda.
A specimen from Kew's Herbarium

[FTEA]

Apocynaceae (part 2), David Goyder, Timothy Harris, Siro Masinde, Ulrich Meve, Johan Venter. Flora of Tropical East Africa, 2012

Morphology General Habit
Epiphytic or rupicolous climber.
Morphology General Exudate
Latex white
Morphology Stem
Stems succulent, nodes swollen
Morphology Leaves
Leaves opposite, petiolate, blade coriaceous or subsucculent
Morphology Reproductive morphology Inflorescences
Inflorescences terminal or subterminal, several- to many-flowered.
Morphology Reproductive morphology Inflorescences Peduncles
Peduncles bracteate
Morphology Reproductive morphology Flowers Calyx
Calyx lobes fused at extreme base
Morphology Reproductive morphology Flowers Corolla
Corolla rotate; tube shallowly bowl-shaped, with or without radiating ridges and alternating hollows; lobes broadly ovate to ovate, yellowish-green to purple or reddish-brown
Morphology Reproductive morphology Flowers Corona
Gynostegial corona absent. Corolline corona arising at corolla lobe sinuses directly above stamens, lobes filiform, distinct, sometimes club-shaped at obtuse tips, basally fused with staminal filaments and nectaries
Morphology Reproductive morphology Flowers Androecium Stamens
Stamens with pollen in pollinia
Morphology Reproductive morphology Flowers Nectaries
Interstaminal nectaries fused laterally with coronal feet
Morphology Reproductive morphology Flowers Gynoecium Style
Style-head broadly obovoid; translators broadly spatulate, apically split
Morphology Reproductive morphology Flowers Gynostegium
Gynostegium exposed from corolla
Morphology Reproductive morphology Fruits
Follicles paired, fusiform, widely divergent

Native to:

Cameroon, Gabon, Ghana, Ivory Coast, Liberia, Rwanda, Uganda

Epistemma D.V.Field & J.B.Hall appears in other Kew resources:

Date Reference Identified As Barcode Type Status
Pollard [41], Cameroon K000338709
Cheek [8767], Cameroon K000338714

First published in Kew Bull. 37: 117 (1982)

Accepted by

  • Govaerts, R. (2001). World Checklist of Seed Plants Database in ACCESS E-F: 1-50919.

Literature

Flora of Tropical East Africa

  • K.B. 37: 117 (1982)

Flora of Tropical East Africa
Flora of Tropical East Africa
http://creativecommons.org/licenses/by-nc-sa/3.0

Herbarium Catalogue Specimens

Kew Backbone Distributions
The International Plant Names Index and World Checklist of Selected Plant Families 2021. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
© Copyright 2017 World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0

Kew Names and Taxonomic Backbone
The International Plant Names Index and World Checklist of Selected Plant Families 2021. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
© Copyright 2017 International Plant Names Index and World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0