Appendicula Blume
  • Blume, Bijdr.: 297 (1825)


This is a synonym of Eriinae Benth.

General Description

Epiphytes, lithophytic, rarely terrestrial herbs. Stem erect or pendent, simple or branched, covered in leaf sheaths, pseudobulbs absent. Leaves distichous, flat or undulate, twisted at the base so that the blades all lie in one plane, unequally bilobed, often with a seta in the sinus. Inflorescence terminal, lateral, or both, racemose; floral bracts persistent, often conspicuous and imbricate, occasionally colourful. Flowers resupinate, usually white or greenish, labellum often flushed pink or purple. Lateral sepals adnate to column foot to form a usually obtuse mentum. Labellum shallowly trilobed, with a rounded or concave basal appendage, sometimes extended into small keels; midlobe often with a median keel or callus. Column with a distinct foot; anther cap erect, acute, pollinia six on a solitary, forked caudicle or on two separate ones, viscidium ovate; stigma entire; rostellum erect. (JW).

Ecology

Species of Appendicula are known to occur from sea level up to 2500 m in a wide range of habitats including mangrove and several types of forests: kerangas, peatswamp, lowland dipterocarp, riparian, and montane. A few species may grow in more open situations such as steep roadside banks and cliffs, e.g. A. alba Blume in Sumatra. (JW).

Distribution

About 60 species distributed from tropical Asia to the southwest Pacific islands. (JW).

Uses

None recorded, apart from a few species seen occasionally in the horticultural trade. (JW).

Distribution Map

 
  • Native distribution
Found in
  • Asia-Temperate China China Southeast
  • Hainan
  • Eastern Asia Taiwan
  • Asia-Tropical Indian Subcontinent Assam
  • East Himalaya
  • Indo-China Cambodia
  • Laos
  • Myanmar
  • Nicobar Is.
  • Thailand
  • Vietnam
  • Malesia Borneo
  • Jawa
  • Lesser Sunda Is.
  • Malaya
  • Maluku
  • Philippines
  • Sulawesi
  • Sumatera
  • Papuasia Bismarck Archipelago
  • New Guinea
  • Solomon Is.
  • Pacific Northwestern Pacific Caroline Is.
  • Southwestern Pacific Fiji
  • New Caledonia
  • Samoa
  • Santa Cruz Is.
  • Tonga
  • Vanuatu
  • Wallis-Futuna Is.

Included Species

  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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