Crotalaria dasyclada Polhill

First published in Kew Bull. 22: 277 (1968)
This species is accepted
The native range of this species is SW. Tanzania. It is an annual or subshrub and grows primarily in the seasonally dry tropical biome.

Descriptions

International Legume Database and Information Service

Conservation
Insufficiently known
Ecology
Africa: Zambezian grassland
Morphology General Habit
Annual, Not climbing, Herb
[ILDIS]

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

Morphology General Habit
Decumbent annual or short-lived perennial, with radiating curved and ascending shoots up to 5 dm. long, tomentose with spreading hairs obscuring the surface of the young branches.
Morphology Leaves
Leaves 3-foliolate; leaflets elliptic to obovate, up to 35 mm. long and 20 mm. wide, glabrous above, appressed pubescent beneath; petiole up to 15 mm. long.
Morphology Leaves Stipules
Stipules linear-caudate or subulate, 2–8 mm. long, often recurved.
Morphology Reproductive morphology Inflorescences
Racemes shortly pedunculate, dense, up to 10–17 cm. long, many-flowered; bracts subulate, up to 2–3 mm. long; bracteoles inserted at the top of the pedicel, very small.
Morphology Reproductive morphology Flowers Calyx
Calyx becoming truncate at the base and deflexed against the pedicel, 3·5–4·5 mm. long, pubescent with mostly appressed but often rather irregularly arranged hairs; lobes triangular-acuminate, subequal to or a little longer than the tube.
Morphology Reproductive morphology Flowers Corolla
Standard obovate, yellow, usually veined brown, glabrous outside; wings longer than the keel; keel rounded about the middle, with a short slightly incurved blunt untwisted beak, 6–7 mm. long.
Morphology Reproductive morphology Fruits
Pod subsessile, ellipsoid-cylindrical, ± 10 mm. long, 4–4·5 mm. across, appressed puberulous, ± 8–12-seeded.
Morphology Reproductive morphology Seeds
Mature seeds unknown.
Habitat
Seasonally inundated upland grassland, by sides of streams or ditches; ± 1650 m.
Distribution
T4 not known elsewhere
[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: 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

  • 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