Malvaceae
Grewia

Grewia rugosifolia De Wild.

First published in Ann. Soc. Sci. Bruxelles 41(1): 93 (1921)
This species is accepted
The native range of this species is Congo to NW. & W. Tanzania. It is a scrambling shrub or tree and grows primarily in the seasonally dry tropical 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: confident
[AERP]

Tiliaceae, C. Whitehouse, M. Cheek, S. Andrews & B. Verdcourt. Flora of Tropical East Africa. 2001

Morphology General Habit
Shrub or small tree, sometimes scandent, up to 12 m tall; young stems stellate-pubescent, sometimes only sparsely so, older branches 3–4-angled.
Morphology Leaves
Leaves oblong to oblong-ovate, 6.5–13 cm long, 3–8.5 cm wide, obtuse to broadly acuminate at the apex, margin serrate, sparsely dotted with stellate hairs above, slightly denser beneath, feeling sandpapery; petiole 4–10 mm long, stellate-pubescent.
Morphology Reproductive morphology Inflorescences
Inflorescence a 1–3-flowered cyme, 1–2 in a leaf-axil; peduncle up to 4 mm long; pedicels 5–13 mm long, densely pubescent to glabrescent with pale lenticels.
Morphology Reproductive morphology Flowers
Flowers yellow to orange-yellow; sepals 17–22 mm long, yellow inside, rarely with a purple tinge, green-brown outside; petals 11–16 mm long, yellow to off-white.
Morphology Reproductive morphology Flowers Androgynophore
Androgynophore 1–2 mm long, cup-shaped, glabrous.
Morphology Reproductive morphology Flowers Androecium Stamens
Stamens 10–14 mm long.
Morphology Reproductive morphology Flowers Gynoecium Pistil
Ovary ± 3 mm long, densely hairy; style 10–12 mm long, glabrous.
Morphology Reproductive morphology Fruits
Fruit indistinctly 1–4-lobed, subglobose, 7–10 mm long, 9–14 mm wide.
Habitat
Forest margins and clearings or in bushland; 1150–1400 m
Distribution
T1 T4 U2 U4
[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

  • Herbarium Catalogue Specimens

    • Digital Image © Board of Trustees, RBG Kew http://creativecommons.org/licenses/by/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