Tephrosia

Tephrosia nubica (Boiss.) Baker

First published in D.Oliver & auct. suc. (eds.), Fl. Trop. Afr. 2: 125 (1871)
This species is accepted
The native range of this species is Sahara to Kenya, S. Israel to Arabian Peninsula. It is a perennial or subshrub and grows primarily in the desert or dry shrubland biome.

Descriptions

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

Diagnostic
Resembles T. polyphylla except that the hairs on the stems are rarely over 1 mm. long; the leaflets are usually narrower, over 2 cm. long and fewer (7–13, usually 9–11); the pod has a 2 mm. long stipe, is dehiscent, and the veins on each valve (when seen by transparency) form parallel bars crossing the valve diagonally, not weakening or breaking up into a diffuse network in the centre.
Habitat
Drier Acacia, Commiphora bushland, especially at margins of seasonal watercourses; 800–1000 m.; rainfall 300–500 mm.
Distribution
K1 K2 subsp. arabica (Boiss.) Gillett in Arabia
[FTEA]

International Legume Database and Information Service

Conservation
Not Threatened
Ecology
Africa: Somalia-Masai bushland and thicket, Sahel regional transition zone; bushland and thicket
Morphology General Habit
Annual, Not climbing, Herb
[ILDIS]

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: not threatened. Confidence: confident
[AERP]

Sources

  • Angiosperm Extinction Risk Predictions v1

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

  • Flora of Tropical East Africa

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

  • Herbarium Catalogue Specimens

    • Digital Image © Board of Trustees, RBG Kew http://creativecommons.org/licenses/by/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

  • Kew Science Photographs

    • Copyright applied to individual images

  • 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