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This genus is accepted, and its native range is Tropical Africa, Tropical & Subtropical Asia to SW. Pacific.

[FZ]

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

Morphology General Habit
Dwarf, mat-forming epiphytic herb, rarely lithophytic; stems creeping, bearing pseudobulbs.
Vegetative Multiplication Pseudobulbs
Pseudobulbs asymmetrical ovoid, fusiform or clavate, 1–2-leaved at the apex.
Morphology Leaves
Leaves fleshy or leathery, spreading or erect.
Morphology Reproductive morphology Inflorescences
Inflorescence terminal on the pseudobulb, erect, 1- to many-flowered.
Morphology Reproductive morphology Flowers
Flowers ±secund, somewhat campanulate, green, yellow, orange, brown or red, sometimes striped.
Morphology Reproductive morphology Flowers Calyx
Lateral sepals joined at the base, forming a mentum with the column-foot.
Morphology Reproductive morphology Flowers Labellum
Lip entire, recurved, V-shaped in cross-section, not spurred.
Morphology Reproductive morphology Flowers Column
Column-foot at least three times as long as the column; pollinia 8, comprising 4 large and 4 small pollinia; stigma concave, with a flap-shaped rostellum in front.

[FTEA]

Orchidaceae, V. S. Summerhayes. Flora of Tropical East Africa. 1968

Morphology General Habit
Dwarf epiphytic or rarely lithophytic herbs
Morphology Stem
Stems pseudobulbous, repent, ± forming mats on the surface of the substrate
Vegetative Multiplication Pseudobulbs
Pseudobulbs asymmetrical, fleshy, ovoid, fusiform to clavate, bearing 1–2 leaves at the apex which is often offset
Morphology Leaves
Leaves fleshy or coriaceous, spreading or erect, oval, ligulate or obovate
Morphology Reproductive morphology Inflorescences
Inflorescence erect, 1–many-flowered
Morphology Reproductive morphology Flowers
Flowers ± secund, somewhat campanulate, yellow, orange, brown, red or green
Morphology Reproductive morphology Flowers Calyx
Lateral sepals fused at base, forming with the column-foot a ± prominent mentum
Morphology Reproductive morphology Flowers Labellum
Lip entire, curved, V-shaped in cross-section
Morphology Reproductive morphology Flowers Column
Column truncate, with a long curved foot more than 3 times as long as the column; pollinia 8, in 2 groups, 4 larger and 4 smaller; stigma concave with a flap-shaped rostellum in front.

Native to:

Andaman Is., Assam, Borneo, Burundi, Cambodia, Cameroon, China South-Central, China Southeast, East Himalaya, Equatorial Guinea, Ethiopia, Fiji, Gabon, Ghana, Gulf of Guinea Is., Hainan, India, Kenya, Laos, Liberia, Malawi, Malaya, Mozambique, Myanmar, Nepal, New Caledonia, Nigeria, Rwanda, Sri Lanka, Sudan, Sumatera, Tanzania, Thailand, Tibet, Uganda, Vietnam, West Himalaya, Zambia, Zaïre, Zimbabwe

Porpax Lindl. appears in other Kew resources:

Date Reference Identified As Barcode Type Status
Archer, P.G. [21A], Kenya Stolzia 18347.000
Piers, F. [P.60], Kenya Stolzia 21224.000
Ryan, P. [242], Cameroon Stolzia 76130.000

First published in Edwards's Bot. Reg. 31(Misc.): 62 (1845)

Accepted by

  • Govaerts, R. (2003). World Checklist of Monocotyledons Database in ACCESS: 1-71827. The Board of Trustees of the Royal Botanic Gardens, Kew.
  • Ng, Y.P. & al. (2018). Phylogenetics and sytematics of Eria and related genera (Orchidaceae: Podochileae) Botanical Journal of the Linnean Society 186: 179-201.
  • Pridgeon, A.M., Cribb, P.J., Chase, M.C. & Rasmussen, F.N. (2006). Epidendroideae (Part One) Genera Orchidacearum 4: 1-672. Oxford University Press, New York, Oxford.

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

Flora of Tropical East Africa
Flora of Tropical East Africa
http://creativecommons.org/licenses/by-nc-sa/3.0

Herbarium Catalogue Specimens

Kew Backbone Distributions
The International Plant Names Index and World Checklist of Selected Plant Families 2021. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
© Copyright 2017 World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0

Kew Names and Taxonomic Backbone
The International Plant Names Index and World Checklist of Selected Plant Families 2021. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
© Copyright 2017 International Plant Names Index and World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0