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

8. Sunipia rimannii (H. G. Reichenbach) Seidenfaden, Nat. Hist. Bull. Siam Soc. 28: 8. 1980.

圆瓣大苞兰 yuan ban da bao lan

Acrochaene rimannii H. G. Reichenbach, Gard. Chron., n.s., 17: 796. 1882; Ione rimannii (H. G. Reichenbach) Seidenfaden; I. salweenensis Phillimore & W. W. Smith; Monomeria rimannii (H. G. Reichenbach) Schlechter; Sunipia salweenensis (Phillimore & W. W. Smith) P. F. Hunt.

Rhizome ca. 2 mm in diam. Pseudobulbs ca. 1.5 cm apart on rhizome, ovoid, ca. 2 cm, ca. 8 mm in diam., with 1 leaf at apex. Petiole ca. 7 mm; leaf blade erect, oblong, 7-10 × 1.1-1.7 cm, leathery, base contracted into petiole, apex obtuse and retuse. Scape erect, 5-8 cm; raceme 2- or 3-flowered; peduncle 4-6 cm, slender, with 2 or 3 sheaths; floral bracts ovate-lanceolate, ca. 6 mm, membranous, apex acute. Pedicel and ovary ca. 5 mm. Flowers thinly textured, yellow. Dorsal sepal lanceolate, ca. 8 × 3 mm, apex acuminate, ± incurved; lateral sepals lanceolate, ca. 10 × 2.5 mm, their lower edges connate to each other except apices, apex acuminate. Petals suborbicular, ca. 3 × 2.5-3 mm, margins erose-toothed; lip elliptic-oblong to subrhombic, ca. 7 × 3.5 mm, centrally with a thickened longitudinal band from base to apex and stretching out to form an oblong-conic mucro at apex, margin denticulate. Column ca. 2 mm; each pair of pollinia with a stipe and a viscidium. Fl. Nov.

Tree trunks in forests; ca. 1600 m. W to SE Yunnan [Myanmar, Thailand].


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