Crotalaria simulans Milne-Redh.

First published in Kew Bull. 15: 163 (1961)
This species is accepted
The native range of this species is Central Tanzania. It is a shrub and grows primarily in the seasonally dry tropical biome.

Descriptions

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

Morphology General Habit
Shrub up to 3·3 m. tall, often rather thin-stemmed and straggling.
Morphology Branches
Branches appressed silvery pubescent, glabrescent, with the epidermis thinly peeling on the older parts to expose the greenish lenticellate bark beneath.
Morphology Leaves
Leaves 3-foliolate; leaflets elliptic, rarely ovate or obovate, up to 28–41 mm. long, 18–22 mm. wide, silvery appressed pilose on both surfaces; petiole slender, up to 16–24 mm. long.
Morphology Leaves Stipules
Stipules filiform, up to 2–4 mm. long, caducous.
Morphology Reproductive morphology Inflorescences
Racemes lax, up to 18 cm. long, up to 15–20-flowered; bracts filiform, up to 2–6 mm. long; bracteoles curved-ascending from middle of pedicel, linear, 2–5 mm. long.
Morphology Reproductive morphology Flowers Calyx
Calyx 10–14 mm. long, thinly appressed puberulous; lobes long attenuate-triangular, ± twice as long as the tube.
Morphology Reproductive morphology Flowers Corolla
Standard suborbicular, yellow, finely speckled dull purple and apically pubescent outside; wings ± as long as the keel; keel rounded about the middle, with a short incurved untwisted beak, 11–13 mm. long, lanate-pubescent on the upper margin.
Morphology Reproductive morphology Fruits
Pod shortly stipitate, oblong-clavate, ± 35–45 mm. long, ± 10 mm. across, appressed pubescent, ± 20-seeded.
Morphology Reproductive morphology Seeds
Seeds oblique-cordiform, ± 4 mm. long, rugulose, with the raised areas concentric towards the margin, ochre.
Habitat
Deciduous bushland and thicket; 1100–1350 m.
Distribution
T5 T7 not known elsewhere
[FTEA]

International Legume Database and Information Service

Conservation
Insufficiently known
Morphology General Habit
Perennial, Not climbing, Shrub
[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]

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