Apocynaceae

Chlorocyathus Oliv.

First published in Hooker's Icon. Pl. 16: t. 1557 (1887)
This genus is accepted
The native range of this genus is Kenya to S. Africa.

Descriptions

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

Morphology General Habit
Perennial liana with white latex.
Morphology Roots
Roots branched, tubers numerous.
Morphology Stem
Stems twining, nodes swollen
Morphology Leaves Stipules
Interpetiolar stipules fleshy, sub-spherical, dentate
Morphology Leaves
Leaves opposite, petiolate, margins undulate.
Morphology Reproductive morphology Inflorescences
Inflorescences many-flowered dichasia and/or monochasia
Morphology Reproductive morphology Flowers Corolla
Corolla greenish, semi-succulent
Morphology Reproductive morphology Flowers Corona
Gynostegial corona absent Corolline corona inserted in corolla mouth, 5-lobed; lobes broadly obcordate or obtriangular, laterally fused pocket-like to corolla lobes
Morphology Reproductive morphology Flowers Androecium Stamens
Stamens inserted directly beneath corona lobes and fused to their inner bases; pollen in tetrads, grains 4–16-porate.
Morphology Reproductive morphology Flowers Nectaries
Interstaminal nectaries pocket/disc-like near base of corolla tube
Morphology Reproductive morphology Flowers Gynostegium
Gynostegium exposed above corolla mouth
Morphology Reproductive morphology Fruits
Follicles paired, divergent, narrowly ovoid or narrowly ellipsoid
Morphology Reproductive morphology Seeds
Seeds narrowly ovate to oblong-ovate, flattened, concavo-convex, with distal coma of hairs
Note
A genus of two species, endemic to Africa.
[FTEA]

Sources

  • Flora of Tropical East Africa

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

  • Herbarium Catalogue Specimens

    • 'The Herbarium Catalogue, Royal Botanic Gardens, Kew. Published on the Internet http://www.kew.org/herbcat [accessed on Day Month Year]'. Please enter the date on which you consulted the system.

  • Kew Backbone Distributions

    • The International Plant Names Index and World Checklist of Vascular Plants 2026. Published on the Internet at http://www.ipni.org and https://powo.science.kew.org/
    • © Copyright 2023 World Checklist of Vascular Plants. http://creativecommons.org/licenses/by/3.0

  • Kew Names and Taxonomic Backbone

    • The International Plant Names Index and World Checklist of Vascular Plants 2026. Published on the Internet at http://www.ipni.org and https://powo.science.kew.org/
    • © Copyright 2023 International Plant Names Index and World Checklist of Vascular Plants. http://creativecommons.org/licenses/by/3.0