Fabaceae
Xylia

Xylia africana Harms

First published in Bot. Jahrb. Syst. 40: 20 (1907)
This species is accepted
The native range of this species is Tanzania. It is a tree and grows primarily in the seasonally dry tropical biome.

Descriptions

IUCN Red List of Threatened Species https://www.iucnredlist.org/species/158340/772631

Conservation
EN - endangered
[IUCN]

Leguminosae, J. B. Gillett, R. M. Polhill & B. Verdcourt. Flora of Tropical East Africa. 1971

Morphology General Habit
Small or medium tree 5–15(–20) m. high.
Morphology Branches
Young branchlets puberulous or shortly pubescent.
Morphology Leaves
Leaves:petiole 3–10 cm. long; pinnae 8–18 cm. long; leaflets 4–9 pairs, 3.5–10 cm. long, 1.5–4.5 cm. wide, obovate-elliptic to oblong or ovate, narrowed or shortly acuminate at apex, obtuse rounded or subacute at base and usually very shortly narrowed into the petiole, glabrous above, very shortly and sparsely puberulous or subglabrous beneath, or the midrib pubescent.
Morphology Reproductive morphology Flowers
Flowers white, in heads on 2–4 cm. long peduncles; pedicels thick, inconspicuous and extremely short, 1–1.5 mm. long or less.
Morphology Reproductive morphology Flowers Calyx
Calyx silky-puberulous on the lobes, otherwise sparingly hairy or almost glabrous, 2.5 mm. long.
Morphology Reproductive morphology Flowers Corolla
Corolla 3–3.5 mm. long; lobes silky-pubescent outside.
Morphology Reproductive morphology Fruits
Pods oblong or more usually obliquely obovate-oblong or obovate, narrowed at base, obtuse or rounded at apex, 9–13 cm. long, 5.5–6 cm. wide.
Morphology Reproductive morphology Seeds
Seeds 16–17 mm. long, 10 mm. wide, glossy.
Habitat
Uncertain, probably woodland; about 150–300 m.
Distribution
T6 T8
[FTEA]

International Legume Database and Information Service

Conservation
Insufficiently known
Ecology
Africa: Zanzibar-Inhambane regional transition zone ; woodland.
Morphology General Habit
Perennial, Not climbing, Tree
[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]

Sources

  • Angiosperm Extinction Risk Predictions v1

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

  • Flora of Tropical East Africa

    • Flora of Tropical East Africa
    • http://creativecommons.org/licenses/by-nc-sa/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