Orchidaceae
Paphiopedilum

Paphiopedilum delenatii Guillaumin

First published in Bull. Soc. Bot. France 71: 554 (1924)
This species is accepted
The native range of this species is China (Yunnan, SE. Sichuan, N. Guangxi) to Vietnam. It is a perennial and grows primarily in the wet 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: confident
[AERP]

Distribution

Vietnam only; 800–1300 (–1500) m.

General Description

A terrestrial herb with clustered growths. Leaves 6–7, elliptic to oblong-elliptic, obtuse and minutely tridentate at apex, up to 11 cm long, 3–3.9 cm wide, margins ciliate near base, mottled dark and pale green above, heavily purple-spotted below. Inflorescence 1- but commonly 2- flowered; peduncle up to 22 cm long, purple, white-hirsute; bracts elliptic to ovate, 1.2–1.5 cm long, 1 cm wide, green, spotted with purple, shortly pubescent. Flowers attractive, 7.5–8 cm in diameter, pink or pale pink with red and yellow markings on staminode, pubescent both within and without; pedicel and ovary up to 5.5 cm long, purple, hirsute. Dorsal sepal ovate, obtuse to subacute, 1.7–3.5 cm long, 1.8–2.5 cm wide. Synsepal similar, 1.9–3 cm long, 1.4–2.9 cm wide. Petals broadly elliptic, obtuse or rounded at apex, 3–4.2 cm long, 2.4–3.8 cm wide. Lip ellipsoidal to subglobose, 2.5–3.8 cm long, 2.5–3 cm wide, margins incurved, minutely pubescent. Staminode somewhat convex, ovate, obtuse, 14–17 mm long, 13–16 mm wide, ciliate. 2n = 26.

[C-EM]

IUCN Red List of Threatened Species https://www.iucnredlist.org/species/191709/1999702

Conservation
CR - critically endangered
[IUCN]

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

  • Cypripedioideae: e-monocot.org

    • All Rights Reserved

  • 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/

  • IUCN Categories

    • IUCN Red List of Threatened Species
    • http://creativecommons.org/licenses/by-nc-sa/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

  • Kew Science Photographs

    • Copyright applied to individual images