Orchidaceae
Paphiopedilum

Paphiopedilum adductum Asher

First published in Orchid Digest 47: 224 (1983)
This species is accepted
The native range of this species is Philippines (Mindanao: Bukidnon Prov.). 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]

IUCN Red List of Threatened Species https://www.iucnredlist.org/species/46346/43317822

Conservation
CR - critically endangered
[IUCN]

General Description

A terrestrial herb. Leaves c. 6, c. 23–26 cm long, 3.9–4.2 cm wide, oblong-ligulate to slightly oblanceolate, obtuse and minutely tridentate at apex, dark green with a hyaline margin. Inflorescence 2- or 3- flowered; peduncle arching, 20–34 cm long, purple, pubescent; bracts up to 4 cm long, 1.3 cm wide, green veined with maroon. Flowers more or less glabrous, 5.9–9 cm across, 14–18 cm tall; sepals pale greenishyellow or white, strongly maroon-veined; petals pale yellow, spotted with maroon in basal half, maroon in apical half; lip pale yellow, mottled and veined purple on front of slipper; staminode yellow with purple glands; pedicel and ovary 3.5–5 cm long, green, suffused purplebrown, glabrous. Dorsal sepal arching, ovate, acuminate, 4.5–6.5 cm long, 2.3–3.5 cm wide, finely pubescent on outside. Synsepal ovate, acuminate, 5.2–7 cm long, 2.3–3.4 cm wide. Petals arcuate-dependent, lineartapering acute, 8–15 cm long, 0.7–1.1 cm wide, apically finely pubescent. Lip porrect, 3–4.7 cm long, 1.5–2.1 cm wide, grooved on back, with short acute auricles. Staminode rectangular, notched at apex, convex, on a short stalk, not covering the stigma, 8–9 mm long, 4–7 mm wide, glandular, hairy on sides. 2n = 26.

Distribution

Philippines (Mindanao, Bukidnon Province, nr. Impasugong); 1250–1350 m altitude.

[C-EM]

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 2026. 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 2026. 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