Fabaceae
Tylosema

Tylosema argenteum (Chiov.) Brenan

First published in Kew Bull. 17: 214 (1963)
This species is accepted
The native range of this species is S. Ethiopia to N. Kenya. It is a shrub and grows primarily in the desert or dry shrubland biome.

Descriptions

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: low confidence
[AERP]

International Legume Database and Information Service

Conservation
Not Threatened
Ecology
Africa: Somalia-Masai bushland and thicket
Morphology General Habit
Perennial, Climbing, Herb
[ILDIS]

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

Morphology General Habit
Herbaceous climber, with stems up to 90 cm. or more long.
Morphology Branches
Young parts with short appressed grey pubescence.
Morphology General Tendrils
Tendrils present, forked.
Morphology Leaves
Leaves:petiole 0.5–2 cm. long; blade up to 2.0 cm. long and wide (fide Roti-Michelozzi), pubescent on nerves beneath, bilobed at apex to about half to two-thirds the length of the leaf from lobe-ends to junction with petiole; lobes rounded.
Morphology Reproductive morphology Inflorescences
Racemes:peduncle 0.4–2 cm. long (but adnate to stem for ± 1–3 cm. above nodes in addition); axis 0.7–5 cm. long; pedicels 0.7–3.5 cm. long.
Morphology Reproductive morphology Flowers Hypanthium
Hypanthium 3–5 mm. long.
Morphology Reproductive morphology Flowers Calyx
Sepals ± 6–9 mm. long, somewhat keeled along back in upper part, the upper ones free to near base.
Morphology Reproductive morphology Flowers Corolla
Petals bright yellow, the four larger ones rotundate-obovate, 1.5–2 cm. long, 1–1.3 cm. wide, narrowed into a basal claw.
Morphology Reproductive morphology Fruits
Pods and seeds unknown.
Habitat
Acacia-Commiphora open scrub on edge of red sand; 300 m.
Distribution
K1
[FTEA]

M. Thulin. Flora of Somalia, Vol. 1–4 [updated 2008] https://plants.jstor.org/collection/FLOS

Morphology Stem
Stems to 2 m or more, with short appressed grey pubescence on young parts
Morphology General Tendrils
Tendrils present
Morphology Leaves
Leaves 1–4 x 1–4 cm, bilobed 0.5–0.7 of way down, cordate at base, sparsely to ± densely grey pubescent beneath, lobes rounded
Morphology Reproductive morphology Inflorescences
Racemes c. 2–7 cm long
Morphology Reproductive morphology Flowers Calyx
Sepals c. 6–10 mm long, the upper ones free to near base
Morphology Reproductive morphology Flowers Corolla
Petals yellow; 4 with distinct claws and obovate blades, 1.5–2.5 cm long
Morphology Reproductive morphology Fruits
Pods c. 6 x 4 cm
Morphology Reproductive morphology Seeds
Seeds ovate-circular, compressed, c. 13 x 10 mm.
[FSOM]

Sources

  • Angiosperm Extinction Risk Predictions v1

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

  • Flora of Somalia

    • Flora of Somalia
    • http://creativecommons.org/licenses/by-nc-sa/3.0

  • Flora of Tropical East Africa

    • Flora of Tropical East Africa
    • 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