Amitostigma gracile (Blume) Schltr. 1919
Plant and Inflorescence in situ Japan Photos by © Hisanori Takeuchi and his Orchids of the World Website
LATE
EARLY
Common Name The Delicate Amitostigma - In China Wu Zhu Lan
Flower Size .2" [5 mm]
Found in Japan, Korea, China and Taiwan in forest in damp rocky soils, crevices and valleys at elevations of 2000 to 3000 meters as a mini-miniature to small sized, cold growing terrestrial with ovoid to oblong-ellipsoid tubers giving rise to a slender, erect to suberect, glabrous stem carrying near the base , large, narrowly oblong, oblong, ovate-lanceolate to elliptic oblong, erect, spreading, obtuse to acute, constricted below into the amplexicaul, clasping base leaf and 1 to 2 leaf-like small bracts above, that blooms in the late spring and early summer on an erect to arching, 5 to 20 flowered racemose inflorescence with small, erect, spreading, ovate-lanceolate to ovate, acuminate, much shorter than the ovary floral bracts.
Synonyms Amitostigma chinense (Rolfe) Schltr. 1919; Amitostigma formosana (S.S.Ying) S.S.Ying 1987; Amitostigma yunkianum Fukuy 1934; Cynorkis chinensis Rolfe 1908; Cynorkis gracilis (Blume) Kraenzl. 1898; Gymnadenia gracilis (Blume) Miq. 1866; Gymnadenia gracilis var. angustifolia Finet 1900; Gymnadenia mitostigma Makino 1905; Gymnadenia tryphiiformis Rchb.f. 1876; *Mitostigma gracile Blume 1856; Orchis formosensis S.S.Ying 1977; Orchis gracilis (Blume) Soó 1929; Orchis sooi S.S.Ying 1990; Orchis yunkiana (Fukuy.) S.S.Ying 1975
References W3 Tropicos, Kew Monocot list , IPNI ; Native Orchids of Shaanxi - Shaanxi Science & Technology Press 2007 photo fide; A Field Guide to the Orchids of China Singchi, Zhongjian, Yibo, Xiaohua and Zhanhuo 2009 photo hmm; Flora of China Vol 25 Zhengyi, Raven & Deyuan 2009; Flora of China Vol 25 Illustrations Zhengyi, Raven & Deyuan 2010 drawing hmm
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