Passifloraceae
Stapfiella

Stapfiella zambesiensis R.Fern.

First published in Bol. Soc. Brot., sér. 2.A, 49: 13 (1975)
This species is accepted
The native range of this species is N. Zambia. It is a subshrub or shrub and grows primarily in the seasonally dry tropical biome.

Descriptions

Turneraceae, R. Fernandes. Flora Zambesiaca 4. 1978

Morphology General Habit
A very much branched undershrub or shrub up to 2 m. high.
Morphology Branches
Old branches black or rarely somewhat rusty-black, glabrescent, the young ones short, slender, greenish or yellowish-green and rather pubescent with yellowish, straight or curved, antrorse hairs, densely leafy.
Morphology Leaves
Leaves 1·5–10 × 0·5–2·5 cm., elliptic, ± attenuate to the acute or subacute apex and to the base, slightly crenate-serrate at the margin, the teeth mucronulate (but not hooked), chartaceous, not shining, pubescent on both surfaces, more densely so along the midrib and nerves, punctate beneath with black glands; petiole slender, up to 2 cm. long.
Morphology Reproductive morphology Inflorescences
Raceme up to 7-flowered, rarely 1-flowered, pubescent, without tubercle-based hairs; pedicels 4–5 mm. long, very slender, hispidulous or both hispidulous and pubescent.
Morphology General Buds
Buds subspherical, pubescent and sometimes also hispidulous (hairs short, very slender).
Morphology Reproductive morphology Flowers Calyx
Calyx-lobes 2·25–2·5 mm. long, oblong, with hyaline margin, black-punctate on the back.
Morphology Reproductive morphology Flowers Corolla
Petals 3–5·5 mm. long, obtuse, white.
Morphology Reproductive morphology Flowers Gynoecium Pistil
Ovary densely pubescent; styles ± 0·6–0·75 mm. long.
Morphology Reproductive morphology Fruits
Capsule 2·5–3 mm. long, ovoid-ellipsoid, pale green, puberulous, without black glands, sometimes pendulous; valves c. 1·5 mm. broad, subelliptic; fructiferous peduncle c. 5 mm. long, sometimes deflexed.
Morphology Reproductive morphology Seeds
Seed 2·25–2·75 mm. long, yellowish-brown; aril less than half the length of the seed.
[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: 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

  • 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 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