Fabaceae
Englerodendron

Englerodendron usambarense Harms

First published in Bot. Jahrb. Syst. 40: 28 (1907)
This species is accepted
The native range of this species is Tanzania (Usambara Mountains). It is a shrub or tree and grows primarily in the seasonally dry tropical biome.

Descriptions

IUCN Red List of Threatened Species https://www.iucnredlist.org/species/32915/2827850

Conservation
NT - near threatened
[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: confident
[AERP]

International Legume Database and Information Service

Conservation
Insufficiently known
Ecology
Africa: Zanzibar-Inhambane regional transition zone; forest
Morphology General Habit
Perennial, Not climbing, Shrub/Tree
[ILDIS]

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

Morphology General Habit
Shrub or tree up to 25 m. high; bark smooth, grey-brown to dark brown; branchlets brown-puberulous to shortly brown-tomentellous, soon glabrescent.
Morphology Leaves
Leaves:petiole with rhachis 4–12.5(–15) cm. long; leaflets elliptic to lanceolate, 2.5–10.8(–12.5) cm. long, 1–4.9(–6) cm. wide, narrowly acuminate, ± pubescent or puberulous on midrib beneath, more sparingly so on lateral nerves and surface.
Morphology Reproductive morphology Flowers
Flowers white.
Morphology Reproductive morphology Flowers Pedicel
Pedicels ± 6–11 mm. long, dark-brown-tomentellous; bracteoles ± 7–12 mm. long and 7–8 mm. wide, dark-brown-tomentellous outside, more shortly so inside.
Morphology Reproductive morphology Flowers Hypanthium
Hypanthium 4–7 mm. long, patchily puberulous to subglabrous.
Morphology Reproductive morphology Flowers Corolla
Petals oblong-oblanceolate, 10–12(–15, fide Harms) mm. long, 3–5 mm. wide, pubescent on claw.
Morphology Reproductive morphology Fruits
Pods obliquely rotund to oblong-elliptic, 4–9.5(–12.5, fide Semsei 3014) cm. long, 3.7–5 cm. wide, densely brown-tomentellous or shortly tomentose.
Morphology Reproductive morphology Seeds
Seeds ± 3.7 × 3.1 cm., compressed.
Figures
Fig. 31.
Habitat
Lowland rain-forest; 760–1000 m.
Distribution
T3 not known elsewhere
[FTEA]

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