Malpighiaceae
Acridocarpus

Acridocarpus katangensis De Wild.

First published in Ann. Mus. Congo Belge, Bot., sér. 4, 1: 27 (1902)
This species is accepted
The native range of this species is S. DR Congo to Zambia. It is a tree and grows primarily in the seasonally dry tropical biome.

Descriptions

Malpighiaceae, E. Launert. Flora Zambesiaca 2:1. 1963

Morphology General Habit
A small tree or much-branched upright shrub, up to 6 m. tall; branches with the younger parts ± densely rufous-pubescent, very soon glabrescent, lenticellate.
Morphology Leaves
Leaf-lamina 3 (5)–9 (12) × 1·5–3·5 cm., obovate, oblanceolate, oblong-obovate to oblong-elliptic, obtuse, retuse to emarginate and usually finely apiculate at the apex, attenuate-cuneate at the base, coriaceous, brownish- or rufous-tomentose on both surfaces (more densely beneath) when very young, later usually glabrous (except sometimes the midrib beneath), with a pair of small glands near the insertion of the petiole underneath, and with 8–13 pairs of ± prominent lateral nerves; petiole 0·3–0·5 cm. long, glabrous or somewhat pubescent.
Morphology Reproductive morphology Inflorescences
Inflorescences 2–5 (7) cm. long, of racemes terminating leafy branches, few- to many-flowered, ± loose, with a stout ± densely rufous-pubescent to tomentose rhachis; bracts up to 2 mm. long, ovate-triangular, persistent, rufous-tomentose; bracteoles c. 1 mm. long, with a circular gland at the base.
Morphology Reproductive morphology Flowers
Flowers ± 2 cm. in diam.
Morphology Reproductive morphology Flowers Calyx
Calyx with 2–3 glands; lobes 3–3·5 mm. long, oblong to ovate-oblong, usually glabrous.
Morphology Reproductive morphology Flowers Corolla
Petals 10–15 × 6–10 mm., yellowish, unguiculate.
Morphology Reproductive morphology Flowers Androecium Stamens
Stamens 3–5 mm. long, with ovate-oblong glabrous anthers; filaments c. 0·5 mm. long.
Morphology Reproductive morphology Flowers Gynoecium Pistil
Ovary densely tomentose; styles 2, 7–10 mm. long, slender.
Morphology Reproductive morphology Fruits
Samara with wing 2·5–3·5 × 1·3–1·8 cm., oblique-oblong-obovate, finely pubescent or glabrous, often tinged with purple.
[FZ]

IUCN Red List of Threatened Species https://www.iucnredlist.org/species/137582798/138015096

Conservation
LC - least concern
[IUCN]

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: low confidence
[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

    • 'The Herbarium Catalogue, Royal Botanic Gardens, Kew. Published on the Internet http://www.kew.org/herbcat [accessed on Day Month Year]'. Please enter the date on which you consulted the system.
    • 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

  • Kew Backbone Distributions

    • The International Plant Names Index and World Checklist of Vascular Plants 2026. 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

  • Kew Names and Taxonomic Backbone

    • The International Plant Names Index and World Checklist of Vascular Plants 2026. 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