Orchidaceae
Cynorkis

Cynorkis buchananii Rolfe

First published in D.Oliver & auct. suc. (eds.), Fl. Trop. Afr. 7: 260 (1898)
This species is accepted
The native range of this species is Tanzania (Uluguru Mountains), DR Congo, S. Malawi. It is a tuberous geophyte and grows primarily in the seasonally dry tropical 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: threatened. Confidence: low confidence
[AERP]

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

Morphology General Habit
Terrestrial herb 10–44 cm tall.
Vegetative Multiplication Tubers
Tubers usually 2, c. 1.5 cm long, ovoid.
Morphology Leaves
Basal leaves 1 or 2, pale green, 2–16 × 1.5–3.5 cm, lanceolate to elliptic, narrowing to a petiole-like base; peduncle leaves several, reduced, the lowest usually similar to but smaller than the basal leaves, the remainder sheath-like, up to 23 mm long.
Morphology Reproductive morphology Inflorescences
Inflorescence 2.5–11 cm long, laxly to densely several- to many-flowered, flowers often ± secund; rhachis sparsely glandular-hairy; bracts 8–12 mm long, lanceolate, acute; ovary and pedicel 8–12 mm long, arching, sparsely glandular-hairy.
Morphology Reproductive morphology Flowers
Flowers pale pink or lilac, whitish at base of lip and inside hood.
Morphology Reproductive morphology Flowers Calyx
Dorsal sepal 3.5–5.5 × 2–3.2 mm, ovate, acute, convex, the apex slightly recurved. Lateral sepals deflexed, 6–8 × 2–3 mm, obliquely lanceolate, acute.
Morphology Reproductive morphology Flowers Corolla
Petals 3–5.5 × 1.5–2.5 mm, falcate, adnate to column and lip at base and forming a hood with the dorsal sepal.
Morphology Reproductive morphology Flowers Labellum
Lip 6–7.5 × 2–3.5 mm, wedge-shaped, entire but with slight indentations at the lip, and with 2 small lobules at the base.
Morphology Reproductive morphology Flowers Spur
Spur 3–5 mm long, somewhat incurved.
Morphology Reproductive morphology Flowers Column
Column short and stout, the rostellum overtopping the anther, up to 1.5 mm tall.
[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

    • 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