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FOC | Family List | FOC Vol. 25 | Orchidaceae | Bulbophyllum

81. Bulbophyllum taiwanense (Fukuyama) K. Nakajima, Biol. Mag. Okinawa. 10: 36. 1973.

台湾卷瓣兰 tai wan juan ban lan

Cirrhopetalum taiwanense Fukuyama, Bot. Mag. (Tokyo) 49: 761. 1935.

Rhizome creeping, 1-2 mm in diam., rigid, rooting from base of pseudobulbs. Pseudobulbs 5-15 mm apart on rhizome, usually ovoid, 6-12 mm, 4-8 mm in diam., ± longitudinally striped, with a terminal leaf. Leaf shortly petiolate; blade narrowly oblong, 3-5 × 1-2 cm, fleshy, apex obtuse and retuse. Scape from base of pseudobulb, 6-10 cm; raceme shortened, umbel-like, 6-10 mm, densely 5-8-flowered; peduncle yellowish green, slender, longitudinally striped, sparsely with several brown sheaths ca. 5 mm; floral bracts lanceolate, ca. 3 mm, apex acuminate. Pedicel and ovary ca. 1 cm. Flowers not widely opening, yellowish red. Dorsal sepal ovate-lanceolate, concave, 6-8 × ca. 3 mm, apex acuminate, ciliate; lateral sepals free, divergent, obliquely lanceolate, 13-15 × ca. 2 mm, margins incurved in apical half, apex obtuse, sometimes ciliate. Petals ovate, ca. 5 × 2 mm, membranous, apex acute, ciliate; lip slightly reflexed, hornlike, ca. 3 mm, fleshy, adaxially with 1 longitudinal groove, base dilated and attached to end of column foot, apex obtuse. Column subcylindric, ca. 1.5 mm; foot curved, ca. 1.5 mm; stelidia linear. Fl. Apr-May.

● Tree trunks in forests; below 1000 m. S Taiwan.


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