Fabaceae
Pearsonia

Pearsonia uniflora (Kensit) Polhill

First published in Kew Bull. 29: 392 (1974)
This species is accepted
The native range of this species is Mozambique to S. Africa. It is a perennial and grows primarily in the subtropical biome.

Descriptions

Leguminosae, various authors. Flora Zambesiaca 3:7. 2003

Morphology General Habit
Stems slender, ascending or decumbent, 15–35(60) cm long, several to numerous from a taproot, appressed pubescent to pilose.
Morphology Leaves Leaflets
Leaflets 15–30 × 2–6 mm, mostly narrowly elliptic-oblong, the lower ones and those on decumbent shoots relatively broad, thinly to densely pilose; petiole 4–16 mm long; stipules 2–7(11) mm long, linear or linear-lanceolate.
Morphology Reproductive morphology Flowers
Flowers mostly erect or resupinate, pale yellow, 1(2) on wiry leaf-opposed peduncles 0.7–2 cm long; bracts 2–5 mm long, linear; pedicels 1–3 mm long; bracteoles similar to the bract.
Morphology Reproductive morphology Flowers Calyx
Calyx (7)8–11 mm long, appressed pubescent or pilose; upper lobes 3.5–4.5 mm long, narrowly attenuately triangular; upper and lateral sinuses nearly at the same level and 1.5–2.5 mm higher than the lower sinuses.
Morphology Reproductive morphology Flowers Corolla
Standard 1–1.4 cm long, elliptic or ovate, medially pilose outside.
Morphology Reproductive morphology Flowers Androecium Stamens
Stamens all joined.
Morphology Reproductive morphology Flowers Gynoecium Ovary
Ovary 18–24-ovulate.
Morphology Reproductive morphology Fruits
Pod 2.5–3 × 0.3–0.5 cm, linear-oblong, appressed pubescent.
Morphology Reproductive morphology Seeds
Seeds not seen.
[FZ]

International Legume Database and Information Service

Conservation
Not Threatened
Ecology
Africa: Zambezian grassland, Zambezian wooded grassland, Tongaland-Pondoland regional transition zone - grassland., Zambezian woodland
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: not threatened. Confidence: confident
[AERP]

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