Convolvulaceae
Ipomoea

Ipomoea heterotricha Didr.

First published in Vidensk. Meddel. Naturhist. Foren. Kjøbenhavn 1854: 220 (1854)
This species is accepted
The native range of this species is Cape Verde to Tropical Africa. It is a climbing annual and grows primarily in the seasonally dry tropical biome.

Descriptions

Convolvulaceae, H. Heine. Flora of West Tropical Africa 2. 1963

Morphology General Habit
A twiner, densely yellow-hairy;
Morphology Leaves
Leaves silvery-silky beneath
Morphology Reproductive morphology Flowers
Flowers either red-purple or white with a purple centre 3/4-1 in. long in peduncled bracteate heads.
[FWTA]

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

Morphology General Habit
Annual herb with prostrate or twining stems up to 1 m. long, pilose with long, spreading, yellowish or silvery hairs.
Morphology Leaves
Leaf-blade ovate, up to 8.7 cm. long and 5 cm. wide, acute at the apex, ± cordate at the base, green but with long adpressed hairs above, silvery-velvety with dense adpressed hairs beneath; veins also pilose; petiole 1.2–7.5 cm. long, pilose.
Morphology Reproductive morphology Flowers
Flowers in dense heads about 3 cm. wide; peduncle 0.6–4 cm. long; outer bracts foliaceous, up to 3 cm. long and 1 cm. wide; inner bracts narrow, 1.4–1.7 cm. long, 2–4 mm. wide, all with an indumentum similar to that on the leaves.
Morphology Reproductive morphology Flowers Calyx
Sepals unequal, accrescent, the outer 6 mm. long, linear-lanceolate.
Morphology Reproductive morphology Flowers Corolla
Corolla purple or white, funnel-shaped, 1.7–2.4 cm. long.
Habitat
Grassland, seasonally flooded grassland; 1080–3000 m.
Distribution
Northern Rhodesia to Angola, Senegal and the Cape Verde Is. T4 T6 U3 U4
[FTEA]

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

Morphology General Habit
Annual herb.
Morphology Stem
Stems prostrate to twining up to l·5 m. long, densely covered with fine soft spreading golden hairs, associated in the younger parts as also in the petiole and peduncle with short appressed white hairs.
Morphology Leaves
Leaf lamina ovate, up to 9·5 × 5·5 cm., often more or less cordate at the base, acute at the apex, green but with long appressed hairs above, silvery-velvety with appressed whitish silky hairs beneath; veins and margin also pilose; petiole 1–6 cm. long, densely pilose like the young shoots and peduncles.
Morphology Reproductive morphology Flowers
Flowers in dense cymose heads, up to 4 cm. wide, densely hairy; peduncle 1–7 cm. long; outer bracts foliaceous, bluntly linear-lanceolate, up to 3 cm. long; inner bracts narrow up to 1·8 cm. long, all with an indumentum similar to that on the leaves.
Morphology Reproductive morphology Flowers Calyx
Sepals subequal, accrescent, linear-lanceolate, more or less 6 mm. long, densely clothed with long stiffish yellowish hairs.
Morphology Reproductive morphology Flowers Corolla
Corolla funnel-shaped, purple or white, up to 2·8 cm. long; midpetaline areas with long stiffish hairs on the upper part of the limb.
Morphology Reproductive morphology Fruits
Capsule ovoid, glabrous.
Morphology Reproductive morphology Seeds
Seeds black, puberulous.
[FZ]

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

  • Flora of West Tropical Africa

    • Flora of West Tropical 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 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