Pelexia obliqua (J. J. Smith) Garay Bot. Mus. Leafl. 28: 345. 1982.
肥根兰 fei gen lan
Spiranthes obliqua J. J. Smith, Bull. Dépt. Agric. Indes Néerl. 43: 74. 1910; Manniella hongkongensis S. Y. Hu & Barretto.
Plants terrestrial, 12-15 cm tall. Rhizome short; roots 1-7 × 0.5-1 cm, fleshy, pilose. Leaves forming a basal rosette, appearing after flowering, 7 or 8, oblong to elliptic, 3.5-6.5 × 1.5-3.5 cm, margin occasionally undulate, apex acute; petiole-like base short. Inflorescence glandular hairy; rachis ca. 4 cm, 5-18-flowered; floral bracts linear-lanceolate, 7-11 mm, puberulent. Flowers ca. 3 mm in diam. Sepals pale grayish green, glandular hairy; dorsal sepal suboblong, concave at base, ca. 4 × 1.5 mm, 3-veined; lateral sepals basally connate and forming a pouch, united with base of column. Petals pale grayish green, ca. as long as dorsal sepal, ca. 1 mm wide; lip subsessile, cream-yellow, 2-partite, fleshy; hypochile subquadrate, concave, papillate, base with 2 fleshy appendages near margin; epichile recurved, transversely ovate. Column short; stigma 2-lobed. Fl. Sep.
Valleys. Hong Kong [introduced in Indonesia (Java) and the SW Pacific islands; native to Central America].