Annonaceae

Asteranthe Engl. & Diels

First published in H.G.A.Engler, Monogr. Afrik. Pflanzen-Fam. 6: 30 (1901)
This genus is accepted
The native range of this genus is E. Tropical Africa.

Descriptions

Annonaceae, B. Verdcourt. Flora of Tropical East Africa. 1971

Morphology General Habit
Shrubs or small trees; indumentum of simple hairs
Morphology Reproductive morphology Flowers
Flowers hermaphrodite, solitary or paired, extra-axillary, shortly stalked; bracteoles 2, eventually deciduous
Morphology Reproductive morphology Flowers Calyx
Sepals 3, valvate, free
Morphology Reproductive morphology Flowers Corolla
Petals 6, valvate, longitudinally folded in bud, quickly expanding and much larger than the sepals, joined at the extreme base
Morphology Reproductive morphology Flowers Androecium Stamens
Stamens numerous; filaments very short; anther-cells linear; connective-prolongation truncate at the apex, pubescent
Morphology Reproductive morphology Flowers Gynoecium Carpels
Carpels 10–22, free, with several biseriate ovules; style complicatedly laterally folded in from both ends, stigmatose along upper margins with innermost parts of folds projecting
Morphology Reproductive morphology Fruits
Monocarps indehiscent, sub cylindrical, somewhat narrowed towards the apex, subsessile, 3–10-seeded, slightly constricted between the seeds, ± dry
Morphology Reproductive morphology Seeds
Seeds irregularly ellipsoid, with a small terminal opening around the hilum.
[FTEA]

Sources

  • Flora of Tropical East Africa

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

  • 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