Convolvulaceae
Ipomoea

Ipomoea shupangensis Baker

First published in Bull. Misc. Inform. Kew 1894: 73 (1894)
This species is accepted
The native range of this species is Ethiopia to S. Tropical Africa. It is a climbing shrub or liana and grows primarily in the seasonally dry tropical biome.

Descriptions

Convolvulaceae, Maria Leonor Gonçalves. Flora Zambesiaca 8:1. 1987

Morphology General Habit
Glabrous perennial liane.
Morphology Stem
Stems ridged, up to 6 m. long, woody with a much-wrinkled surface, often yellowish.
Morphology Leaves
Leaf lamina ovate or triangular, rarely narrowly hastate, 5–13·5 × 3·5–11 cm., acute, acuminate, obtuse or emarginate at the apex, cordate or with rounded basal lobes and a narrow or wide sinus at the base, entire, membranous, dark glossy green; petiole slender up to 8 cm. long.
Morphology Reproductive morphology Flowers
Flowers in few-many-flowered cymes, very lax, rarely solitary; peduncle 2–11 cm. long; pedicels and secondary peduncles 1·5–3 cm. long; bracts minute.
Morphology Reproductive morphology Flowers Calyx
Sepals imbricate, ovate-elliptic, 1·3–1·7 cm. long, more or less rounded at the base, acute or rounded at the mucronulate apex, rugulose, with veins showing obliquely in the hyaline margins.
Morphology Reproductive morphology Flowers Corolla
Corolla funnel-shaped, white lilac or pinkish with darker centre, with a more or less cylindrical tube, 5–8 cm. long, possibly glutinous judging by the appearance of the dried flowers.
Morphology Reproductive morphology Fruits
Capsule globose, coriaceous, glabrous, tipped by the persistent style.
Morphology Reproductive morphology Seeds
Seeds trigonous, blackish, glabrous or puberulous.
[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: confident
[AERP]

Convolvulaceae, B. Verdcourt (East African Herbarium). Flora of Tropical East Africa. 1963

Morphology General Habit
Glabrous perennial liane; stems ridged, somewhat woody, up to 6 m. long, rugulose, often yellowish.
Morphology Leaves
Leaf-blade ovate or triangular (rarely narrowly hastate), 4.5–12 cm. long, up to 10.7 cm. wide, acute, acuminate, obtuse or emarginate at the apex, cordate or with rounded basal lobes and a narrow or wide sinus at the base, dark glossy green; petiole up to about 8 cm. long.
Morphology Reproductive morphology Flowers
Flowers in few- to many-flowered cymes, very lax, rarely solitary; peduncle 2–11 cm. long; pedicels and secondary peduncles 1.5–3 cm. long.
Morphology Reproductive morphology Flowers Calyx
Sepals imbricate, ovate-elliptic, 1.3–1.7 cm. long, 0.7–1 cm. wide, ± rounded at the base, acute or rounded at the mucronulate apex, rugulose, with veins showing obliquely in the hyaline margins.
Morphology Reproductive morphology Flowers Corolla
Corolla white, lilac or pinkish with a darker centre, funnel-shaped, with a ± cylindrical tube, 5–8 cm. long, possibly glutinous judging by the appearance of the dried flowers.
Morphology Reproductive morphology Fruits
Capsule not seen.
Habitat
Secondary rain-forest, coastal evergreen bushland on coral rag & limestone; 0–1200 m.
Distribution
K7 T1 T3 T6 T8 U2 U4 Z
[FTEA]

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

  • Flora of Tropical East Africa

    • Flora of Tropical East Africa
    • http://creativecommons.org/licenses/by-nc-sa/3.0

  • Herbarium Catalogue Specimens

    • 'The Herbarium Catalogue, Royal Botanic Gardens, Kew. Published on the Internet http://www.kew.org/herbcat [accessed on Day Month Year]'. Please enter the date on which you consulted the system.
    • 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 2025. 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 2025. 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