Crotalaria debilis Polhill

First published in Crotalaria Africa & Madagascar: 359 (1982)
This species is accepted
The native range of this species is W. Zambia. 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 grassland
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, various authors. Flora Zambesiaca 3:7. 2003

Morphology General Habit
Diminutive erect branching annual 15–25 cm tall; stem wiry, subglabrous.
Morphology Leaves
Leaves simple, subsessile, without stipules; blades 4–12 × 1–2.5 mm, linear-lanceolate and acute above to oblanceolate-oblong and obtuse below, shortly rounded to the base, sparsely puberulous beneath.
Morphology Reproductive morphology Inflorescences
Racemes 2–4 cm long, laxly 3–6-flowered, with a few other flowers developing in the axils below; bracts 1–2 mm long, linear; pedicels 2–4 mm long, without bracteoles.
Morphology Reproductive morphology Flowers Calyx
Calyx 2–3 mm long, thinly appressed puberulous; upper lobes attenuate-triangular, 1.5 times as long as the tube.
Morphology Reproductive morphology Flowers Corolla
Standard obovate, yellow, lined and later flushed red, subglabrous; wings shorter than the keel; keel 4 mm long, angular, with a narrow twisted only slightly incurved beak.
Morphology Reproductive morphology Fruits
Pod sessile, 3 mm long, ovoid-globose, minutely puberulous, 1–2-seeded.
Morphology Reproductive morphology Seeds
Seeds 1.5 mm long, oblique-cordiform, smooth, with a prominent aril.
[FZ]

Sources

  • Angiosperm Extinction Risk Predictions v1

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

  • Flora Zambesiaca

    • Flora Zambesiaca
    • 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