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

3. Ponerorchis limprichtii (Schlechter) Soó, Acta Bot. Acad. Sci. Hung. 12: 353. 1966.

华西小红门兰 hua xi xiao hong men lan

Orchis limprichtii Schlechter, Repert. Spec. Nov. Regni Veg. Beih. 12: 330. 1922; Chusua hui (Tang & F. T. Wang) P. F. Hunt; C. limprichtii (Schlechter) P. F. Hunt; O. hui Tang & F. T. Wang; Ponerorchis hui (Tang & F. T. Wang) Soó.

Plants 4.5-23 cm tall. Tubers oblong or ovoid, 12-30 mm. Stem 1-3 cm, with 1 or 2(or 3) tubular, membranous sheaths at base, 1-leaved. Leaf basal, abaxially purplish green, adaxially deep green and often marked with purple spots, cordate, ovate, or elliptic, 2.8-6.5 × 1.2-4.5 cm, glabrous, apex acuminate or acute. Inflorescence erect or slightly curved, 2-17 cm, glabrous; rachis to 7 cm, laxly 2-14-flowered; floral bracts lanceolate or ovate-lanceolate, 5-15 mm, shorter than ovary, apex acuminate. Flowers not usually secund, lilac to rose-purple, medium-sized; ovary cylindric, 10-12 mm including pedicel, slender, glabrous. Dorsal sepal erect, suboblong, concave, 6-8 × 3-3.5 mm, 1-veined, apex subacute; lateral sepals spreading, obliquely ovate, 7-9 × 3.5-4 mm, 1-veined, apex acute. Petals erect, forming a hood with dorsal sepal, ovate-cymbiform, oblique, 5-7 × ca. 3 mm, glabrous, 1-veined, apex slightly obtuse; lip spreading, broadly oblong-ovate, slightly concave, 10-11 × 8-9 mm, disk papillose, spurred, 3-lobed at middle, margin slightly undulate, tinged white at base, dotted with deep lilac; lateral lobes transversely suboblong, 2-3 × 3-5.5 mm, apex obtuse-rounded; mid-lobe subsquare, 4-5 × 3-4 mm, longer than lateral lobes, apex obtuse-rounded, sometimes slightly emarginate or shortly apiculate; spur horizontal, straight or slightly curved upward, occasionally slightly curved downward, cylindric, 8-12 mm, slightly swollen toward apex, apex obtuse. Fl. May-Jun.

● Forests, alpine grasslands; 1400-4000 m. SE Gansu, Henan, Shaanxi, NW Sichuan, Yunnan.


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