Conchidium Griff.
  • Griff., Not. Pl. Asiat. 3: 321 (1851)


This is a synonym of Eriinae Benth.

General Description

Dwarf, caespitose, epiphytic or lithophytic herbs, often forming mats on substrate. Rhizome creeping. Pseudobulb of one internode, globular, discoid or oblong, strongly depressed, reticulate or not. Leaves 1–4, inserted at the top of pseudobulbs, obovate-lanceolate, petiole tapering, subsessile, articulate. Inflorescence terminal, elongate, hysteranthous, proteranthous or synanthous, solitary, bearing one or a few flowers, peduncle filiform; floral bracts hooded, membranous. Flower white, pale green, or yellow. Dorsal sepal triangular, acuminate. Lateral sepals obliquely triangular, lanceolate, acuminate, forming a distinct mentum with column foot. Petals obovate-lanceolate or oblong, acuminate or blunt. Labellum entire or trilobed, with a claw, simple or adorned with ridges. Column with a curving column foot; pollinia eight, ovoid, compressed; rostellum truncate, almost square in outline. (PC, YN).

Ecology

Species are trunk and branch epiphytes, growing among mosses and lichens, from 400 to 3000 m. Conchidium articulatum (Lindl.) S.Rauschert is recorded from tropical wet evergreen forest below 600 m in Sri Lanka; C. braccatum (Lindl.) Brieger from submontane and subtropical montane forests up to 1830 m in Sri Lanka; C. muscicola (Lindl.) S. Rauschert from warm temperate forests between 1500 and 1900 m in Nepal, as a lithophyte on damp, mossy, river-bed rocks in shade at 470 m in Sri Lanka, and up to 3000 m in Bhutan; and C. pusillum Griff. on mossy trunks of Viburnum L. (Adoxaceae) and Symplocos Jacq. (Symplocaceae) between 1980 and 2290 m in Sikkim. (PC, YN).

Distribution

Ten species are known from northern India, Nepal, Bhutan, Burma, southern China, and Thailand. (PC, YN).

Uses

Lawler (1984) reported that C. muscicola (cited as E. muscicola Lindl.) has been mentioned as a charm, cosmetic, medication, and aphrodisiac in Sanskrit works. (AP).

Distribution Map

 
  • Native distribution
Found in
  • Asia-Temperate China China South-Central
  • China Southeast
  • Hainan
  • Tibet
  • Eastern Asia Japan
  • Nansei-shoto
  • Taiwan
  • Asia-Tropical Indian Subcontinent Assam
  • East Himalaya
  • India
  • Nepal
  • Sri Lanka
  • West Himalaya
  • Indo-China Andaman Is.
  • Laos
  • Myanmar
  • Thailand
  • Vietnam

  Bibliography

 Information From

WCS higher taxonomy
  • A All Rights Reserved
World Checklist of Selected Plant Families
http://apps.kew.org/wcsp/
WCSP 2014. 'World Checklist of Selected Plant Families. Facilitated by the Royal Botanic Gardens, Kew. Published on the Internet; http://apps.kew.org/wcsp/ Retrieved 2011 onwards
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