Fabaceae
Dialium

Dialium englerianum Henriq.

First published in Bol. Soc. Brot. 14: 48 (1899)
This species is accepted
The native range of this species is Cameroon to S. Africa. It is a tree and grows primarily in the seasonally dry tropical biome.

Descriptions

Leguminosae, R.K. Brummitt, A.C. Chikuni, J.M. Lock and R.M. Polhill. Flora Zambesiaca 3:2. 2007

Morphology General Habit
Tree up to 23 m high with a rounded spreading crown; bark grey, smooth but flaking.
Morphology Branches
Young branches brown puberulous to pubescent.
Morphology Leaves Leaflets
Leaflets usually 9, occasionally 7 or 11, opposite or subopposite except sometimes the uppermost pair, coriaceous, 2.8–7(8.5) × 2–3.7 cm, broadly ovate to occasionally lanceolate or ± elliptic, rounded and only slightly asymmetrical at the base, obtusely acuminate at the apex, glabrous above, minutely appressed-pubescent beneath when young but usually glabrescent; petiolule 1–3.5 mm long, pubescent.
Morphology Reproductive morphology Flowers
Flowers 0.8–1.2 cm across (less if sepals are reflexed), in panicles up to 35 × 20 cm; inflorescence axes appressed brown-pubescent; pedicels 2.5–6 mm.
Morphology General Buds
Buds up to 4–6 mm long; sepals normally 5 (recorded as 6–7 in F.F.N.R.), 4–5 mm long, brown pubescent outside, cream or brownish inside, often reflexed in full flower.
Morphology Reproductive morphology Flowers Corolla
Petals normally 5, insignificant, whitish, 1–1.5 mm long, elliptic or lanceolate with a short claw.
Morphology Reproductive morphology Flowers Androecium
Stamens normally 5, rarely 6, sometimes with up to 5 staminodes; anthers 2–2.5 mm long; filaments 1.7–2.2 mm long, straight.
Morphology Reproductive morphology Flowers Gynoecium Pistil
Ovary c.1.5 mm long, brown tomentose; style c.2.5 mm, glabrous except at the base.
Morphology Reproductive morphology Fruits
Fruits 2.2–3.7 cm long, 1.4–2.5 cm broad, somewhat laterally compressed, obliquely positioned on the pedicel, the style base persisting at the apex as a beak or short apiculum, brown puberulous or tomentellous.
Morphology Reproductive morphology Seeds
Seeds 1 per fruit (or 2 in Flora du Congo Belge, but not confirmed in material seen from the Flora area), reddish-brown to blackish, shiny, 8–13 × 7–8.5 × 3.5–5 mm, ± lenticular,.
[FZ]

International Legume Database and Information Service

Conservation
Not Threatened
Ecology
Africa: Guineo-Congolian wooded grassland., Guinea-Congolia/Zambezia regional transition zone; wooded grassland., Zambezian 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: not threatened. Confidence: confident
[AERP]

IUCN Red List of Threatened Species https://www.iucnredlist.org/species/146197100/146197102

Conservation
LC - least concern
[IUCN]

International Legume Database and Information Service

Conservation
Insufficiently known
Morphology General Habit
Perennial, Not climbing, Shrub/Tree
[ILDIS]

Uses

Use
Food and Drink, Medicine
[ILDIS]

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/

  • 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