Orchidaceae
Selenipedium

Selenipedium aequinoctiale Garay

First published in Fl. Ecuador 9(225: 1): 13 (1978)
This species is accepted
The native range of this species is SW. Colombia to NW. Ecuador. It is a perennial and grows primarily in the wet tropical biome.

Descriptions

Bernal, R., Gradstein, S.R. & Celis, M. (eds.). 2015. Catálogo de plantas y líquenes de Colombia. Instituto de Ciencias Naturales, Universidad Nacional de Colombia, Bogotá. http://catalogoplantasdecolombia.unal.edu.co

Distribution
Colombia
[CPLC]

Distribution
Native to Colombia.
Conservation
IUCN Red List Assessment (2021): EN.
[UPFC]

Distribution

Ecuador.

Ecology

On steep banks on laterite with ferns, grasses and low shrubs; 690–700m. October–November.

General Description

A terrestrial herb with erect, terete, leafy stems up to 3 m tall, often sparsely branching above; stems dark green, covered by coarsely and densely glandular-villose leaf-bases. Leaves lanceolate to elliptic-lanceolate, acuminate, cuneate at base of lamina, 11–16 cm long, 2–3.5 cm wide, dark green, glabrous above, sparsely pilose beneath, about 8-nerved, sheathing at base; sheaths minutely puberulent. Inflorescence terminal or from axils of upper branches, up to 20 cm long, densely many-flowered; bracts chartaceous, ovate, acute or subacuminate, 1–2 cm long, 0.6 cm broad, glandular ciliate. Flowers small, produced in succession; sepals and petals light straw yellow, lip yellow, finely spotted with purple within and with two large maroon marks on the basal margin of the rim; pedicel and ovary 5–7 cm long, pubescent. Dorsal sepal elliptic, acute, 2–3 cm long, 1.8 cm broad. Synsepal elliptic-ovate, bidentate at apex, 2–2.5 cm long, 1.6 cm broad. Petals obliquely linear-lanceolate, acute, up to 2.5 cm long, 0.4 cm broad. Lip calceolate, broadly elliptic in outline, up to 3 x 2.5 cm; inflexed basal margins rounded. Column 0.7 cm long; staminode stalked, rhombic, acute, up to 0.5 cm long, longer than the triangular, papillate stigma. Fruits triangular-cylindrical, slightly arcuate, up to 5 cm long, round in cross-section.

Biology

October–November.

[C-EM]

IUCN Red List of Threatened Species https://www.iucnredlist.org/species/43327236/43328179

Conservation
EN - 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

  • Catálogo de Plantas y Líquenes de Colombia

    • http://creativecommons.org/licenses/by-nc-sa/3.0

  • Cypripedioideae: e-monocot.org

    • All Rights Reserved

  • Herbarium Catalogue Specimens

    • 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 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

  • Useful Plants and Fungi of Colombia

    • http://creativecommons.org/licenses/by-nc-sa/3.0

  • World Checklist of Vascular plants (WCVP)

    • 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