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

5. Neottia papilligera Schlechter, Repert. Spec. Nov. Regni Veg. 16: 356. 1920.

凹唇鸟巢兰 ao chun niao chao lan

Neottia nidus-avis (Linnaeus) Richard var. manshurica Komarov; N. papilligera f. glaberrima Kitagawa.

Plants leafless, holomycotrophic, 27-34 cm tall. Rhizome with many stout, fleshy roots. Peduncle to ca. 25 cm, pubescent, with several sheaths; sheaths tubular, to 4.5 cm, membranous; rachis 10-15 cm, glabrous or pubescent, densely many flowered, though usually with 1-3 more widely spaced flowers at base; floral bracts subulate, 5-6 mm. Flowers resupinate, beige to flesh-colored; pedicel ca. 5 mm, usually glabrous; ovary fusiform, 4-5 mm, glabrous or pubescent. Sepals obovate-spatulate, ca. 3.5 × 1.8 mm, 1-veined, apex obtuse or subtruncate. Petals suboblong, ca. 3.5 × 1.5 mm, 1-veined, apex obtuse; lip subobovate, 5-5.5 mm, distinctly concave at base, apex deeply 2-lobed; lobes diverging at an obtuse (120°-170°) angle to one another, narrowly oblong, usually twisted, 2.5-3 × ca. 1.2 mm, apex obtuse or truncate. Column erect, slightly arcuate, 2-2.5 mm; anther suboblong, ca. 1.2 mm; stigma ligulate, ca. 1 mm, apex shallowly 2-lobed; rostellum slightly downcurved, suboblong, large, ca. 1.2 mm. Capsule ovoid-ellipsoid, 7-8 × 4-5 mm. Fl. Jul-Aug. 2n = 36, 38.

Forests. C Heilongjiang, S Jilin [Japan, Korea, Russia (Far East, Siberia)].


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