Fabaceae
Mimosa

Mimosa busseana Harms

First published in Bot. Jahrb. Syst. 49: 419 (1913)
This species is accepted
The native range of this species is Tanzania to Mozambique. It is a shrub and grows primarily in the seasonally dry tropical biome.

Descriptions

International Legume Database and Information Service

Conservation
Not Threatened
Ecology
Africa: Zanzibar-Inhambane regional transition zone; bushland and thicket.
Morphology General Habit
Perennial, Climbing/Not climbing, Shrub
[ILDIS]

Leguminosae, J. B. Gillett, R. M. Polhill & B. Verdcourt. Flora of Tropical East Africa. 1971

Morphology General Habit
Scandent shrub 1.5–2 m. high.
Morphology Stem
Stems shortly pubescent and densely armed with downwardly hooked prickles up to 2.5 mm. long.
Morphology Leaves
Leaves with petiole (1.9–)3.3–4.5 cm. long and prickly; rhachis about 3.5–5.5 cm. long, prickly; pinnae (2–)3–7 pairs; leaflets 3–6 pairs, ± obovate-elliptic, (5–)8–18 mm. long, (2–)5–10(–12) mm. wide, ± appressed-pubescent or puberulous on both surfaces, not setulose, venation pinnate, ± visible beneath.
Morphology Reproductive morphology Flowers
Flowers pink or mauve, in subglobose heads about 0.7–1.5 cm. in diameter, on pubescent unarmed or sparingly prickly peduncles 1–3 cm. long, 1–6 together from axils, usually aggregated into a panicle.
Morphology Reproductive morphology Flowers Calyx
Calyx 0.5–0.8 mm. long.
Morphology Reproductive morphology Flowers Corolla
Corolla (2–)2.5–3 mm. long.
Morphology Reproductive morphology Flowers Androecium Stamens
Stamens 7–8.
Morphology Reproductive morphology Fruits
Pods ± curved, with scattered recurved prickles on margins only (sometimes prickles very sparse), 5–10 cm. long, 1.2–2.5 cm. wide.
Habitat
Secondary deciduous bushland; said by Gillman to grow “on pale yellow sands”; 280–340 m.
Distribution
T8
[FTEA]

Extinction risk predictions for the world's flowering plants to support their conservation (2024). Bachman, S.P., Brown, M.J.M., Leão, T.C.C., Lughadha, E.N., Walker, B.E. https://nph.onlinelibrary.wiley.com/doi/full/10.1111/nph.19592

Conservation
Predicted extinction risk: threatened. Confidence: low confidence
[AERP]

Leguminosae, J.P.M. Brenan. Flora Zambesiaca 3:1. 1970

Morphology General Habit
Scandent shrub 1·5-2 m. high or possibly more; stems shortly pubescent and densely armed with downwardly hooked prickles up to 2·5 mm. long.
Morphology Leaves
Leaves with petiole (0·5)3·3-4·5 cm. long; rhachis c. (2·5)3·5-5·5(9) cm. long, prickly; pinnae (2)3-7 pairs; leaflets 3-6 pairs, (5)8-18 x (2)5-10(12) mm., ± obovate- to oblong-elliptic, ± appressed-pubescent or puberulous on both surfaces, not setulose, venation pinnate, ± visible beneath.
Morphology Reproductive morphology Flowers
Flowers pink or mauve, in subglobose heads c. 0·7-1·5 cm. in diam., on pubescent unarmed or sparingly prickly peduncles 1-3 cm. long, 1-6 together from axils, usually aggregated into a panicle.
Morphology Reproductive morphology Flowers Calyx
Calyx 0·5-0·8 mm. long.
Morphology Reproductive morphology Flowers Corolla
Corolla (2)2·5-3 mm. long.
Morphology Reproductive morphology Flowers Androecium Stamens
Stamens 7-8.
Morphology Reproductive morphology Fruits
Pods ± curved or almost straight, with scattered recurved prickles on margins only (sometimes prickles very sparse), 5-10 x 1·2-2·5 cm.
[FZ]

IUCN Red List of Threatened Species https://www.iucnredlist.org/species/62494360/62494363

Conservation
LC - least concern
[IUCN]

Sources

  • Angiosperm Extinction Risk Predictions v1

    • Angiosperm Threat Predictions
    • http://creativecommons.org/licenses/by/4.0

  • Flora Zambesiaca

    • Flora Zambesiaca
    • http://creativecommons.org/licenses/by-nc-sa/3.0

  • Flora of Tropical East Africa

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

  • IUCN Categories

    • IUCN Red List of Threatened Species
    • http://creativecommons.org/licenses/by-nc-sa/3.0

  • International Legume Database and Information Service

    • International Legume Database and Information Service (ILDIS) V10.39 Nov 2011
    • http://creativecommons.org/licenses/by/3.0

  • 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