Cryptolepis obtusa N.E.Br.

First published in Bull. Misc. Inform. Kew 1895: 110 (1895)
This species is accepted
The native range of this species is Tanzania to S. Africa. It is a liana and grows primarily in the seasonally dry tropical biome.

Descriptions

Goyder, D. J., Gilbert, M. G. & Venter, H. J. T. (2020). Apocynaceae (part 2). In: M. A. García (ed.), Flora Zambesiaca, Vol. 7(3). Royal Botanic Gardens, Kew.

Type
Mozambique, between Tete and sea coast, iii.1860, Kirk s.n. (K lectotype), lectotypified by Bullock in Kew Bull. 10: 281 (1955).
Morphology General Habit
Many stemmed climber
Morphology Stem
Stems slender, twining, 3–5 m × 2–4 mm, brown, glabrous
Morphology Leaves
Leaves opposite, glabrous, herbaceous; petioles 4–10 mm long; blade oblong-elliptic, oblong-obovate, elliptic or obovate, obtuse-mucronate, mucro 1–2 mm long, base truncate, 3–7(9) × 0.2–0.4 cm, bright green above, pale green beneath, veins all visible, secondary veins divaricate and looped, 9−14 per side
Morphology Reproductive morphology Inflorescences
Inflorescences axillary, lax to sub-compact panicles with 3–7 monochasiums, few to many-flowered, glabrous; peduncles frail, primary 5–15 mm long, secondaries 5–10 mm long; pedicels 2–4 mm long; bracts acicular, ± 1 mm long
Morphology General Buds
Buds ovoid to ellipsoid, apiculate, full- turn helically twisted
Morphology Reproductive morphology Flowers
Flowers glabrous
Morphology Reproductive morphology Flowers Calyx
Sepals broadly ovate, 1.5–2 × 1–1.5 mm
Morphology Reproductive morphology Flowers Corolla
Corolla creamy yellow; tube campanulate, 1.5–2 mm long, with papillose spots; lobes linear to linear-ovate, 6–8 × ± 1 mm, obtuse
Morphology Reproductive morphology Flowers Corona
Corona double; lower whorl of clavate lobes, ± 1 mm long; upper whorl of sinus pockets
Morphology Reproductive morphology Flowers Androecium Stamens
Stamens sub-sessile; anthers hastate, ± 0.8 mm long, attenuate, glabrous
Morphology Reproductive morphology Flowers Gynoecium Style
Style terete, ± 0.5 mm long; style-head broadly deltoid, 0.5–1 mm diam., translators narrowly elliptic. Follicles horisontally opposite, cylindrical-ovoid, attenuate, 8–15 × 0.4–0.7 cm
Morphology Reproductive morphology Seeds
Seeds obliquely narrowly ovate, 5–7 mm long, dark brown, coma 30–40 mm long.
Distribution
Zambia, Mozambique, Zimbabwe, Malawi. Also in South Africa (Provinces of Limpopo, Mpumalanga and KwaZulu-Natal).
Ecology
Found in bushland, savanna, wasteland, grassland and low shrubby vegetation; sea coast–500 m.
Vernacular
“Munhambane” in Manica e Sofala Dist.; “Busali” (Ronga people, Maputo Region).
[FZ]

Apocynaceae (part 2), David Goyder, Timothy Harris, Siro Masinde, Ulrich Meve, Johan Venter. Flora of Tropical East Africa, 2012

Morphology General Habit
Climber with white latex.
Morphology Roots
Roots unknown.
Morphology Stem
Stems slender, twining, brown, 3–5 m long, 2–4 mm diameter, glabrous
Morphology Leaves
Leaves herbaceous; petioles 4–10 mm long; blade oblong-elliptic, oblong-obovate, elliptic or obovate, 3–7(–9) × 0.2–0.4 cm, obtusemucronate, mucro 1–2 mm long, base truncate, bright green above, pale green beneath, glabrous
Morphology Reproductive morphology Inflorescences
Inflorescences axillary, lax to sub-compact, with 3–7 monochasia, few to many-flowered, glabrous.
Morphology Reproductive morphology Inflorescences Peduncles
Peduncles frail, primary 5–15 mm long, secondaries 5–10 mm long.
Morphology Reproductive morphology Flowers Pedicel
Pedicels 2–4 mm long.
Morphology Reproductive morphology Inflorescences Bracts
Bracts acicular, ± 1 mm long
Morphology General Buds
Buds ovoid to ellipsoid, apiculate
Morphology Reproductive morphology Flowers
Flowers glabrous
Morphology Reproductive morphology Flowers Calyx
Sepals broadly ovate, 1.5–2 × 1–1.5 mm
Morphology Reproductive morphology Flowers Corolla
Corolla creamy yellow; tube campanulate, 1.5–2 mm long, with papillose spots; lobes linear to linear-ovate, 6–8 × ± 1 mm, obtuse
Morphology Reproductive morphology Flowers Corona
Corona double; lower whorl of clavate lobes, ± 1 mm long; upper whorl of sinus pockets
Morphology Reproductive morphology Flowers Androecium Stamens
Stamens sub-sessile.
Morphology Reproductive morphology Flowers Androecium Stamens Anthers
Anthers hastate, ± 0.8 mm long, attenuate, puberulous
Morphology Reproductive morphology Flowers Gynoecium Style
Style terete, ± 0.5 mm long; style-head broadly conical, 0.5–1 mm diameter
Morphology Reproductive morphology Fruits
Follicles horizontally opposite, cylindricalovoid, 8–15 cm long, 4–7 mm diameter
Morphology Reproductive morphology Seeds
Seeds dark brown, obliquely narrowly ovate, 5–7 mm long; coma 30–40 mm long
Figures
Fig 42, p 133
Ecology
Open savanna, grassland, wasteland and low shrubby vegetation; 0–500 m
Distribution
Range: Zambia, Malawi, Mozambique, Zimbabwe and South Africa Flora districts: T6 T7 T8
[FTEA]

Uses

Use
Used as medicinal plant.
[FZ]

Use
Medicinal plant
[FTEA]

Sources

  • 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

    • 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