Fabaceae
Guibourtia

Guibourtia sousae J.Léonard

First published in Bull. Jard. Bot. État Bruxelles 20: 270 (1950)
This species is accepted
The native range of this species is Mozambique. It is a tree and grows primarily in the seasonally dry tropical biome.

Descriptions

International Legume Database and Information Service

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

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

Morphology General Habit
Tree 12–15 m tall.
Morphology Branches
Branchlets grey-brown, later grey, smooth with fine longitudinal cracks and lenticels, glabrous.
Morphology Leaves
Leaves paripinnate; stipules not seen, probably early caducous; petiole 12–15 mm long, glabrous; leaflets 1-jugate, 3.8–4.5 × 2.5–3 cm, broadly elliptic to broadly obovate, asymmetric, rounded or narrowed to the retuse apex, base cuneate, glabrous; venation slightly prominent on both surfaces, midrib dividing the blade in a ratio of c.2:1, areolae often with small raised dots (resin vesicles?).
Morphology Reproductive morphology Inflorescences
Inflorescences terminal, paniculate; axis puberulous; bracts apparently early caducous; bracteoles c.2.5 × 2 mm, broadly ovate, cordate at base, puberulous, persisting at least to late bud stage.
Morphology Reproductive morphology Flowers
Flower buds only seen, 4–4.5 mm long, ellipsoidal, spirally arranged on the axis; pedicel c.0.2 mm long.
Morphology Reproductive morphology Flowers Calyx
Calyx lobes 4, c.4 × 2.5 mm, elliptic, tightly imbricate, minutely puberulous and with numerous resin vesicles outside, puberulous inside.
Morphology Reproductive morphology Flowers Corolla
Petals absent.
Morphology Reproductive morphology Flowers Androecium Stamens
Stamens 10; anthers dorsifixed.
Morphology Reproductive morphology Flowers Gynoecium Pistil
Ovary c.2 mm diameter, subcircular, 2-ovulate; stipe very short; style c.3 mm long, curled in bud; stigma capitate, bilobed.
Morphology Reproductive morphology Fruits
Pod and seeds not known.
[FZ]

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]

IUCN Red List of Threatened Species https://www.iucnredlist.org/species/34500/120980003

Conservation
CR - critically endangered
[IUCN]

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

  • 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