Crotalaria collina Polhill

First published in Crotalaria Africa & Madagascar: 165 (1982)
This species is accepted
The native range of this species is Zimbabwe to Mozambique. It is a perennial or subshrub and grows primarily in the seasonally dry tropical biome.

Descriptions

IUCN Red List of Threatened Species https://www.iucnredlist.org/species/19891826/20045651

Conservation
NT - near threatened
[IUCN]

International Legume Database and Information Service

Conservation
Insufficiently known
Ecology
Africa: Afromontane grassland, Zambezian woodland, Afromontane(upland) bushland and thicket.
Morphology General Habit
Perennial, 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
Bushy herb 0.6–1 m tall; young branches densely covered with longish subappressed to retrorsely spreading hairs.
Morphology Leaves
Leaves 3-foliolate; leaflets 2.5–10.5 × 1.5–5 cm, elliptic or elliptic-obovate, appressed pilose beneath; petiole shorter than the leaflets; stipules 2–5(10) mm long, linear to subulate-caudate, often recurved.
Morphology Reproductive morphology Inflorescences
Racemes shortly pedunculate, ± dense, many-flowered; bracts 1.5–3.5 mm long, subulate, deflexed; bracteoles at the base of the calyx, sometimes curved upwards, 1.5–2.5 mm long, triangular to linear-lanceolate.
Morphology Reproductive morphology Flowers Calyx
Calyx reflexed against the ascending pedicel, 3.5–4.5 mm long, coarsely hairy; lobes narrowly triangular, shorter to longer than the tube.
Morphology Reproductive morphology Flowers Corolla
Standard broadly elliptic to subcircular, bright yellow, glabrous outside; wings shorter than the keel; keel 8–11 mm long, rounded about the middle, with a narrow sharply pointed incurved beak.
Morphology Reproductive morphology Fruits
Pod including the 2–3 mm long stipe 12–18 × 6–8 mm, ellipsoid, densely covered with longish irregularly arranged slightly spreading hairs, 2–4-seeded.
Morphology Reproductive morphology Seeds
Seeds 4–5 mm long, very obliquely cordiform, with the radicular lobe strongly incurved, smooth, greyish or brown.
[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/

  • IUCN Categories

    • IUCN Red List of Threatened Species
    • http://creativecommons.org/licenses/by-nc-sa/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