Euphorbiaceae
Jatropha

Jatropha crinita Müll.Arg.

First published in Linnaea 34: 207 (1865)
This species is accepted
The native range of this species is Tanzania (Zanzibar) ?. It is a tuberous subshrub and grows primarily in the desert or dry shrubland biome.

Descriptions

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

Morphology General Habit
Decumbent shrublet with stems to c. 20 cm long, from a tuberous root; young branches villous
Morphology Leaves
Leaves alternate; blade ovate to suborbicular, often shallowly 3-lobed, 1–3 x 1–2.5 cm, obtuse at the apex, truncate to shallowly cordate at the base, dentate with each tooth gland-tipped, densely pubescent with spreading hairs on both surfaces; petiole 5–18 mm long, densely pubescent
Morphology Leaves Stipules
Stipules 2–3 times bipartite, 1.5–3 cm long, the segments filiform, gland-tipped, brown and often sparsely villous when young, becoming black and hardened, but not spinulose
Morphology Reproductive morphology Inflorescences
Inflorescences up to 6 cm long, villous
Morphology Reproductive morphology Flowers
Male flowers: sepals c. 2.5 mm long, acute, pubescent outside and with stalked glands along margin; petals c. 3.5 mm long, united below Female flowers sometimes inserted near base of peduncle; ovary subglobose, pubescent; styles united at base, stigmas twice bifid, thickened
Morphology Reproductive morphology Fruits
Fruit 6–7 mm long, septicidal, rugose, sparsely pubescent
Morphology Reproductive morphology Seeds
Seeds ellipsoid, c. 5–6 x 2.3–3 mm, grey, with a fimbriate caruncle c. 2.5 mm wide.
Distribution
S2 (Mogadishu area) not known elsewhere.
Ecology
Altitude range 5–40 m.
[FSOM]

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 Somalia

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

  • Kew Backbone Distributions

    • The International Plant Names Index and World Checklist of Vascular Plants 2026. 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

  • Kew Names and Taxonomic Backbone

    • The International Plant Names Index and World Checklist of Vascular Plants 2026. 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