Orchidaceae
Holothrix

Holothrix villosa Lindl.

First published in Companion Bot. Mag. 2: 207 (1837)
This species is accepted
The native range of this species is S. Tropical Africa (Chimanimani Mountains), S. Africa, Réunion. It is a tuberous geophyte and grows primarily in the subtropical biome.

Descriptions

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]

Orchidaceae, I. la Croix and P.J. Cribb. Flora Zambesiaca 11:1. 1995

Morphology General Habit
Terrestrial herb 18–30 cm tall.
Vegetative Multiplication Tubers
Tubers c. 17 × 10 mm, ovoid, villous.
Morphology Leaves
Leaves 2, appressed to ground, 16–25 × 15–27 mm, heart-shaped, pilose.
Morphology Reproductive morphology Inflorescences Scape
Scape without sheaths, with spreading hairs.
Morphology Reproductive morphology Inflorescences
Inflorescence 4–7 cm long, fairly densely many-flowered, flowers secund; ovary 3 mm long; bracts 2.5 mm long, sparsely hairy.
Morphology Reproductive morphology Flowers
Flowers buff to straw-yellow.
Morphology Reproductive morphology Flowers Calyx
Sepals 2–2.5 × 1.4–1.7 mm, ovate, obtuse, glabrous, the lateral sepals oblique.
Morphology Reproductive morphology Flowers Corolla
Petals 3.3–3.4 × 1–1.5 mm, lanceolate-ligulate, obtuse, thickened towards the tip, entire.
Morphology Reproductive morphology Flowers Labellum
Lip 2.8–3.5 × 2.2–2.8 mm, 3-lobed; lobes 0.6–1.2 mm long, obtuse, somewhat papillose.
Morphology Reproductive morphology Flowers Spur
Spur c. 2 mm long, the apex obtuse and slightly upturned.
Morphology Reproductive morphology Flowers Androecium Stamens Anthers
Anther 1 mm high.
Morphology Reproductive morphology Flowers Gynoecium Ovary
Ovary hairy.
[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

  • 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