Vitaceae
Cyphostemma

Cyphostemma graniticum (Wild & R.B.Drumm.) Wild & R.B.Drumm.

First published in Kirkia 2: 140 (1961)
This species is accepted
The native range of this species is Zimbabwe. It is a climbing subshrub or shrub and grows primarily in the seasonally dry tropical biome.

Descriptions

Vitaceae, H. Wild and R. B. Drummond. Flora Zambesiaca 2:2. 1966

Morphology General Habit
Scandent herb; stems up to 1·5 m. long, striate, glabrous; tendrils present.
Morphology Leaves
Leaves digitately 3–9-foliolate; petioles up to 2·5 cm. long, glabrous; leaflet-lamina subsessile, up to 11 × 0·7 cm., linear-lanceolate, apex acuminate, margin sparsely serrate, base narrowly cuneate, teeth glandular, glabrous; stipules up to 1 cm. long, lanceolate to ovate-acuminate, margin glandular-toothed.
Morphology Reproductive morphology Inflorescences
Cymes on axillary branches, lax, trichotomous; peduncle up to 6 cm. long, glabrous; pedicels up to 5 mm. long, with sparse capitate glands; bracts and bracteoles up to 2 mm. long, lanceolate, margins glandular-toothed.
Morphology General Buds
Flower-bud 2–3·5 mm. long, oblong-cylindric, constricted near the middle, glabrous.
Morphology Reproductive morphology Flowers Calyx
Calyx pink, up to 1 mm. long, subentire, glabrous.
Morphology Reproductive morphology Flowers Corolla
Petals pale yellow.
Morphology Reproductive morphology Flowers Gynoecium Pistil
Ovary glabrous; style c. 1 mm. long apex scarcely capitate.
Morphology Reproductive morphology Fruits
Fruit red, c. 1·2 × 0·8 cm., ellipsoid, glabrous.
Morphology Reproductive morphology Seeds
Seed 1, c. 7 × 5 mm., ellipsoid, with dorsal crest and prominently horizontally rugose.
[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: not threatened. Confidence: low confidence
[AERP]

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/

  • Kew Backbone Distributions

    • 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

  • 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