Passifloraceae
Basananthe

Basananthe apetala (Baker f.) J.J.de Wilde

First published in Blumea 21: 338 (1973)
This species is accepted
The native range of this species is S. Tanzania to S. Tropical Africa. It is a scrambling perennial and grows primarily in the seasonally dry tropical biome.

Descriptions

Passifloraceae, W. J. J. O. de Wildem (Rijksherbarium, Leiden). Flora of Tropical East Africa. 1975

Morphology General Habit
Erect perennial herb up to 70 cm., growing from a woody rootstock, glabrous.
Morphology General Tendrils
Tendrils up to 6 cm., sometimes absent.
Morphology Leaves
Leaf-blades elliptic to lanceolate, 1.5–8 by 0.5–2(–4.5) cm., base acute, apex obtuse to acute, margin serrate, the teeth to 1 mm., sharply mucronate; petiole 0.1–0.4(–0.6) cm.
Morphology Leaves Stipules
Stipules 2–3 mm. False stipules asymmetrical, (0.5–)1–4 cm., acute at both ends, margin serrate.
Morphology Reproductive morphology Inflorescences
Inflorescences 1–2-flowered; peduncle 1–5 cm.; bracts 1.5–3 mm.
Morphology Reproductive morphology Flowers
Flowers glabrous; stipe 2–5 mm.
Morphology Reproductive morphology Flowers Hypanthium
Hypanthium ± 2.5 mm. wide.
Morphology Reproductive morphology Flowers Calyx
Sepals 5, the inner ± petaloid, 4–5.5 mm., obtuse.
Morphology Reproductive morphology Flowers Corolla
Petals 0.
Morphology Reproductive morphology Flowers Disc
Disk 0.2–0.5 mm.
Morphology Reproductive morphology Flowers Corona
Inner corona cup-shaped, 0.7–1 mm. Outer corona-tube ± 2 mm.; threads 1–1.8 mm.
Morphology Reproductive morphology Flowers Androecium Stamens
Stamens 5; filaments 1.5–2.5 mm.; anthers 0.7– 1 mm.
Morphology Reproductive morphology Flowers Gynoecium Pistil
Ovary 0.7–1.3 mm.; styles 3(–4), 0.7–1.3 mm., free.
Morphology Reproductive morphology Fruits
Fruit (excluding the 3–6 mm. long gynophore) 1.5–2 cm., containing 1–3 seeds.
Morphology Reproductive morphology Seeds
Seeds ±7 mm.
Habitat
Brachystegia woodland; 1050 m.
Distribution
T8
[FTEA]

Passifloraceae, R. and A. Fernandes. Flora Zambesiaca 4. 1978

Morphology General Habit
Erect, perennial, glabrous herb up to 70 cm. high, with a woody rootstock.
Morphology Leaves
Leaf-lamina 1·5–10 × 0·5–2(4·5) cm., elliptic to lanceolate, obtuse or acute at the apex, margin ± conspicuously serrate, the teeth up to 1 mm. deep, mucronate, acute at the base; petiole 1–4(6–12) mm. long.
Morphology Leaves Stipules
False stipules asymmetrical, (0·5)1–4 cm., acute at both extremities, ± serrate at the margin. Stipules 2–3 mm. long.
Morphology General Tendrils
Axillary tendrils up to 8 cm. long.
Morphology Reproductive morphology Inflorescences
Cymes 1–2-flowered; peduncles 1–5 cm. long; bracteoles 1·5–3 mm. long, filiform; inflorescence tendrils up to 6 cm. long, slender.
Morphology Reproductive morphology Flowers
Flowers pale yellow with stipe 2–5 mm. long.
Morphology Reproductive morphology Flowers Hypanthium
Hypanthium c. 2·5 mm. broad.
Morphology Reproductive morphology Flowers Calyx
Sepals 5, the inner ones ± petaloid, 4–5·5 mm. long, obtuse at the apex.
Morphology Reproductive morphology Flowers Corolla
Petals absent.
Morphology Reproductive morphology Flowers Corona
Inner corona 0·75–1 mm. high, cup-shaped. Outer corona with the tube c. 2 mm. high and the threads 1–1·75 mm.
Morphology Reproductive morphology Flowers Androecium Stamens
Stamens 5, with the filaments 1·5–2·5 mm. long and the anthers 0·75–1 mm. long.
Morphology Reproductive morphology Flowers Gynoecium Pistil
Ovary 0·75–1·25 mm. long; styles 3(4), 0·75–1·25 mm. long, free.
Morphology Reproductive morphology Fruits
Capsule 1·5–2 cm. long, 1–3-seeded.
Morphology Reproductive morphology Seeds
Seeds c. 7 mm. long.
[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]

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 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