圆叶匙唇兰（中国兰花全书）
Schoenorchis tixieri (Guillaum.) Seidenf., Contr. Rev. Orch. Camb., Laos and Vietnam.: 102. 1975, et in Opera Bot. 95: 68. 1988; Averyanov, Vasc. Pl. Syn. Vietnam. Fl. 1: 151. 1990; Seidenf., l. c. 114: 368, fig. 247. 1992; Averyanov, Iden. Guide Vietnam. Orch.: 394. 1994. ——Saccolabium tixieri Guillaum. in Bull. Mus. Hist. Nat. (Paris) 2 ser., 30 (5): 462. 1958. ——Schoenorchis fragrans auct. non (Par. et Rchb. f.) Seidenf.: Z. H. Tsi et S. C. Chen in Acta Phytotax. Sin. 33 (3): 296. 1995.
Epiphytic on tree trunks at forest margins; 900-1400 m. S Yunnan [Vietnam].
This species is similar to Schoenorchis fragrans ( Par.et Rchb.f. ) Seidenf. The main difference is that the apex of the cap has three teeth.
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Plants 1-3 cm tall. Stem very short, inconspicuous, enclosed in leaf sheaths. |
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Leaves nearly basal, many; leaf blade dark green, oblong or elliptic, flat, 1-2 × 0.6-0.9 cm, thickly textured, wrinkled, obtuse and unequally bilobed. |
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Inflorescences pendulous, racemose, 1-2 cm, densely many flowered; rachis fleshy, ribbed; floral bracts yellowish green, lanceolate, 1.5-2.5 mm, acute. Flowers not opening widely, deep red, slightly fleshy; petals tinged white, lip tinged yellow, column and anther cap yellow; pedicel and ovary purplish brown, 4-5 mm. Dorsal sepal ovate, ca. 2.5 × 1.5 mm, obtuse; lateral sepals obliquely obovate, ca. 2.5 × 2.5 mm, dorsally ± carinate, apex obtuse. Petals ovate, ca. 2 × 1.2 mm, obtuse; lip 3-lobed; lateral lobes erect, suborbicular, ca. 2 × 2 mm; mid-lobe ca. 2 mm, thickly fleshy, adaxially convex-thickened and broadly conic centrally; spur ca. 3 mm, slightly constricted at base, obtuse; disk with a subglobose callus near base of mid-lobe. Column ca. 1 mm, stout; rostellum ca. 0.4 mm; anther cap apex with 3 sharp teeth; stipe flat, ca. 1 × 0.3 mm; viscidium scalelike, ca. 2 × 0.5 mm. Fl. May. |
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