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

67. Bulbophyllum chondriophorum (Gagnepain) Seidenfaden, Dansk Bot. Ark. 29(1): 53. 1974.

城口卷瓣兰 cheng kou juan ban lan

Cirrhopetalum chondriophorum Gagnepain, Bull. Soc. Bot. France 78: 4. 1931; Bulbophyllum quadrangulum Z. H. Tsi.

Rhizome creeping, ca. 1.2 mm in diam., covered with membranous cupular sheaths, rooting from base of pseudobulbs. Pseudobulbs ca. 1 cm apart from each other, ovoid, 6-8 mm, ca. 4 mm in diam., with a terminal leaf. Leaf subsessile; blade oblong or obovate-oblong, 1.5-3.5 × 0.5-0.8 cm, leathery, apex obtuse and retuse. Scape from base of pseudobulb, erect, 2-3 cm; raceme shortened, umbel-like, often 2-4-flowered; peduncle ca. 0.8 mm in diam., with 2 spathelike sheaths ca. 2.5 mm; floral bracts lanceolate, ca. 3 mm, apex acute. Pedicel and ovary 5-7 mm. Flowers yellow. Dorsal sepal ovate-oblong, concave, 4-5.5 × 2-3 mm, margins except base with densely glandular-papillate appendages, apex subobtuse; lateral sepals obliquely ovate, 7-25 × 2-2.2 mm, base adnate to column foot, their lower edges connate, apex acute. Petals ovate-oblong, 3-4 × 1.2-2 mm, margins densely with glandular-papillate appendages, apex subobtuse; lip recurved, ligulate, ca. 2.5 mm, fleshy, grooved at base, basal margins decurved, apex obtuse. Column 1.5-1.8 mm; foot 2-3 mm, with free part ca. 1 mm; stelidia deltoid, 0.3-0.8 mm, apex acute and narrowly dentate; anther cap rounded at apex. Fl. Jun.

● Tree trunks in open forests; 700-1200 m. Chongqing, N Fujian, S Shaanxi, NE Sichuan, Zhejiang.


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