Crotalaria diminuta Polhill

First published in Kew Bull. 25: 286 (1971)
This species is accepted
The native range of this species is Central Tanzania. It is an annual and grows primarily in the seasonally dry tropical biome.

Descriptions

International Legume Database and Information Service

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

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

Morphology General Habit
Annual, with weakly ascending stem and long spreading or decumbent laxly subdivided branches particularly from near the base, up to 3 dm. tall.
Morphology Stem
Stem slender, sparsely appressed puberulous, glabrescent.
Morphology Leaves
Leaves 1-foliolate; leaflets linear-lanceolate, lanceolate or elliptic, up to 30–55 mm. long and 5–15 mm. wide, glabrous above, thinly appressed puberulous beneath; petiole up to 4–6 mm. long.
Morphology Leaves Stipules
Stipules linear, up to 1 mm. long.
Morphology Reproductive morphology Inflorescences
Racemes long and slenderly pedunculate, up to 8–25 cm. long, with ± 8–16 flowers very laxly arranged on the slender rhachis; bracts subulate, up to 1 mm. long; bracteoles inserted at the base of the calyx, very small.
Morphology Reproductive morphology Flowers Calyx
Calyx ± 3 mm. long, sparsely appressed puberulous; lobes narrowly triangular, ± as long as the tube.
Morphology Reproductive morphology Flowers Corolla
Standard suborbicular, clear yellow, with darker veins at the base, glabrous outside; wings obovate-oblong, longer than the keel; keel semiorbicular, with a very short blunt incurved untwisted beak, 3·5–4 mm. long.
Morphology Reproductive morphology Fruits
Pod subsessile, ellipsoid-oblong or oblong, 9–10 mm. long, 4–5 mm. across, thin-walled and dehiscent, thinly appressed puberulous, ± 24–30-seeded.
Morphology Reproductive morphology Seeds
Mature seeds unknown.
Habitat
Damp grassy places in deciduous bushland, on sandy soil; ± 1000 m.
Distribution
T5 known only from the one gathering
[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