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

7. Neottianthe camptoceras (Rolfe) Schlechter, Repert. Spec. Nov. Regni Veg. 16: 292. 1919.

大花兜被兰 da hua dou bei lan

Habenaria camptoceras Rolfe, J. Linn. Soc., Bot. 29: 319. 1892; Amitostigma potaninii K. V. Ivanova; A. potaninii f. macranthum K. V. Ivanova; Galearis constricta (L. O. Williams) P. F. Hunt; Galeorchis constricta (L. O. Williams) Soó; Gymnadenia camptoceras (Rolfe) Schlechter; Orchis constricta L. O. Williams.

Plants 4.5-10 cm tall. Tubers subglobose, ca. 10 mm. Stem erect, 2-leaved. Leaves basal, subopposite, elliptic to ovate-lanceolate, 2.5-3 × 0.5-1 cm, apex acute. Rachis 1- or rarely 2-flowered; floral bract lanceolate, slightly shorter than ovary, apex acuminate. Flower deep purple, large; ovary and pedicel 12-13 mm. Sepals connivent and forming hood; hood ca. 9 × 8 mm; dorsal sepal narrowly oblong-ovate, concave, ca. 8 × 2.2 mm, 3-veined, apex obtuse; lateral sepals lanceolate-falcate, oblique, ca. 9 × 4 mm, 3-veined, apex obtuse. Petals appressed to dorsal sepal, linear-lanceolate, ca. 7.5 × 1.2 mm, 1- or 2-veined, apex obtuse; lip spreading, broadly oblong-ovate, 12-13 × 12-13 mm, 3-lobed near base; disk with a few white spots; lateral lobes oblong-ligulate, ca. 5 × 2 mm, apex obtuse; mid-lobe ovate-rhombic, ca. 10 × 8 mm, apex rounded-obtuse; spur pendulous, curved forward or hooked near apex, cylindric, dilated toward apex, 15-20 mm, conspicuously longer than ovary, apex obtuse. Fl. May-Jun.

● Forests, grassy slopes; 2700-3100 m. SW and W Sichuan.


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