Asteraceae

Adenostemma J.R.Forst. & G.Forst.

First published in Char. Gen. Pl., ed. 2: [89] (1776)
This genus is accepted
The native range of this genus is Tropics & Subtropics.

Descriptions

Compositae, H. Beentje, C. Jeffrey & D.J.N. Hind. Flora of Tropical East Africa. 2005

Morphology General Habit
Perennial herbs, poorly branched
Morphology Leaves
Leaves opposite
Morphology Reproductive morphology Inflorescences
Inflorescence a lax terminal cyme, with foliaceous bracts
Morphology Reproductive morphology Inflorescences Bracts Involucre
Involucre 1–2-seriate, spreading and then reflexed with age, phyllaries basally connate; receptacle flat becoming convex with age, deeply alveolate
Morphology Reproductive morphology Flowers Florets
Florets hermaphrodite, corolla white, funnel-shaped or almost cylindrical, tube sparsely glandular-hairy, lobes short, triangular with distal collar of dense long hairs which mat the corollas together; anther-bases obtuse, apical appendages obtuse, broader than long; style yellow, arms swollen and flattened, glabrous or with few short black hairs
Morphology Reproductive morphology Fruits
Carpopodium distinct, asymmetrical; pappus of pegs, connate about the nectary, tipped with dark brown, viscid, glandular knobs. Mature achenes oblong, slightly curved, distinctly 3-angled with distinct apical nectary
[FTEA]

Sources

  • Flora of Tropical East Africa

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

  • Herbarium Catalogue Specimens

  • Kew Names and Taxonomic Backbone

    • The International Plant Names Index and World Checklist of Vascular Plants 2024. 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

  • World Checklist of Vascular plants (WCVP)

    • The International Plant Names Index and World Checklist of Vascular Plants 2024. 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