Crotalaria eximia Polhill

First published in Kew Bull. 22: 323 (1968)
This species is accepted
The native range of this species is S. Tanzania. It is an annual or subshrub and grows primarily in the desert or dry shrubland biome.

Descriptions

International Legume Database and Information Service

Conservation
Insufficiently known
Ecology
Africa: Zambezian woodland
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: threatened. Confidence: confident
[AERP]

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

Morphology General Habit
Erect annual or short-lived perennial, up to 8 dm. tall, with well-developed spreading branches.
Morphology Stem
Stem densely pubescent with fine spreading ± crisped white hairs.
Morphology Leaves
Leaves 3-foliolate, rarely with the uppermost 1-foliolate; leaflets oblanceolate, oblanceolate-elliptic or obovate, up to 9–16 mm. long and 4–8 mm. wide, mostly rounded or emarginate at the apex, irregularly pubescent with very fine hairs on both surfaces; petiole up to 6–10 mm. long.
Morphology Leaves Stipules
Stipules absent.
Morphology Reproductive morphology Inflorescences
Racemes subsessile, up to 13 cm. long, with numerous fairly closely arranged flowers and usually with others clustered in the axils below; bracts linear-lanceolate, 2–5 mm. long, ± as long as the pedicel; bracteoles inserted on the pedicel, inconspicuous.
Morphology Reproductive morphology Flowers Calyx
Calyx 4–5 mm. long, with the tube protracted on the lower side, densely pubescent with fine mostly spreading hairs; upper lobes narrowly attenuate-triangular, ± twice as long as the tube.
Morphology Reproductive morphology Flowers Corolla
Standard obovate, yellow, flushed and veined reddish outside, with a few hairs medially and apically outside; wings shorter than the keel; keel abruptly rounded into a right-angle in the lower third, with a long narrow twisted beak prominently incurved at the tip, 8·5–10 mm. long.
Morphology Reproductive morphology Fruits
Pod sessile, subglobose, ± 6 mm. long, 4 mm. across, densely and somewhat spreading pubescent, 2-seeded.
Morphology Reproductive morphology Seeds
Seeds unknown.
Habitat
Brachystegia woodland; 870–900 m.
Distribution
T8 not known elsewhere
[FTEA]

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

  • 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