Fabaceae
Rhynchosia

Rhynchosia genistoides Burtt Davy

First published in Man. Pl. Transvaal 2: 408 (1932)
This species is accepted
The native range of this species is Mozambique to Northern Prov. It grows primarily in the seasonally dry tropical biome.

Descriptions

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: not threatened. Confidence: low confidence
[AERP]

International Legume Database and Information Service

Ecology
Africa: Zambezian bushland and thicket
[ILDIS]

Leguminosae, B. Mackinder, R. Pasquet, R. Polhill and B. Verdcourt. Flora Zambesiaca 3:5. 2001

Morphology General Habit
Subshrub 1 m tall, much branched above, the ends of the branchlets probably slightly scandent, silvery silky pubescent; older stems dark, glabrescent.
Morphology Leaves Leaflets
Leaflets 3, very discolorous, 0.8–2.3 × 0.3–1 cm, oblanceolate to ± elliptic, rounded or subacute and mucronulate at the apex, gradually narrowed to the base, grey above and with dense fine white appressed pubescence, silvery grey velvety tomentose beneath; petiole 0.5–1 mm long; rhachis plus petiolule 1–3 mm long; stipules 1–3 mm long, lanceolate.
Morphology Reproductive morphology Inflorescences
Inflorescences very reduced, 1–2-flowered; peduncle ± obsolete (but abbreviated branchlets can appear to be peduncles); pedicels 1–5 mm long; bracts 1–2 mm long, ovate, pubescent outside.
Morphology Reproductive morphology Flowers Calyx
Calyx pubescent and gland-dotted; tube 3.5 mm long; lobes unequal, lanceolate, 5 mm long, the upper pair joined for half their length.
Morphology Reproductive morphology Flowers Corolla
Corolla yellow (see note); standard 17 × 8 mm including the 2.5 mm long claw, obovate-oblong, slightly emarginate, auriculate, pubescent and gland-dotted outside.
Morphology Reproductive morphology Fruits
Pods 17 × 5 mm (?immature), oblanceolate, covered with glands and gland based setiform hairs.
Morphology Reproductive morphology Seeds
Seeds not seen.
[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