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Acanthephippium Blume

罈花蘭屬

Terrestrial herbs; rhizome short. Pseudobulbs closely approximate, clavate or conical, with a few leaves near apex, nodes 1-3. Leaves convolute, plicate, petiolate, articulate. Racemes arising from base of pseudobulb, short and fleshy. Flowers few, perianth not widely spreading; pedicel thickened after anthesis; sepals cohering near base, tips recurved, free, lateral sepals much broader, adnate to foot of column, connate at inner sides forming an urceolate mentum; petals included in sepal tube, inserted on column foot, more or less spatulate; lip enclosed in mentum, stipitate at apex of column foot, mobile, 3lobed, lateral lobes erect, disc with a few longitudinal ridges; column with a long recurved foot; anther terminal, incumbent, mainly 2-celled; pollinia 8, waxy, cohering in 2 groups of 4 through a broad caudicle; stigma single, semiorbicular; rostellum short, ligulate.

About 10 species, Ceylon, the Himalaya, Indochina to the Ryukyus and the Philippines, southward to Papua New Guinea and the Pacific Islands. Two species in Taiwan.


KEY TO SPECIES

1 Leaves usually solitary; pseudobulb less than 2 cm in diam.; flowers with reddish purple striations outside; lip with falcate lateral lobes larger than midlobe.   Acanthephippium striatum
+ Leaves 3 or 4, rarely 2; pseudobulb stout, ca. 2-4 cm in diam.; flowers without reddish purple striations outside; lip with oblong lateral lobes smaller than midlobe.   Acanthephippium sylhetense

Lower Taxa

Related Synonym(s):


 

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Flora of China  
  • Acanthephippium.pdf
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