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Flora of Taiwan | Family List | Orchidaceae

Epigeneium Gagnep.


Epiphytic or lithophytic herbs with creeping rhizomes and pseudobulbs. Pseudobulbs with 1 internode, obliquely ovoid, often angular, prostrate, arranged in rows, apex asceuding, with a solitary leaf. Leaves elliptic to obovate, coriaceous, without sheath at base, articulated with pseudobulb. Flowers solitary, with short peduncle covered by tubular sheath; sepals unequal, dorsal one short and smaller, lateral ones longer and oblique, adnate to lower half of foot of column forming mentum; petals more or less oblique, adnate to upper half of foot of column; lip 3-lobed, lateral lobes erect, central lobe usually down curved, disc often keeled; column with long, broad foot; anther terminal, incumbent, operculate, 2-celled; pollinia 4, 2 collateral pairs, without caudicle or viscidium; stigma undivided, concave; rostellum semiorbicular, unlobed.

About 30 species, from southern China, India and the Himalaya through Indochina and the Philippines to Papua New Guinea. Two species in Taiwan.


1 Leaves 1-2 cm long; flower pale pink or nearly white; lateral sepals and foot of column more than 2 cm long.   Epigeneium fargesii
+ Leaves 2-5 cm long; flower yellowish green, tinged orange or reddish brown; lateral sepals less than 2 cm long, foot of column ca. 8-10 mm long.   Epigeneium nakaharaei

Lower Taxa

Related Synonym(s):


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Flora of China  
  • Epigeneium.pdf
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