Platanthera sachalinensis F.Schmidt 1868

Plant and flowers in situ Japan Photos by Hisanori Takeuchi and his Orchids of the World Website

Inflorescence Photo by Natsui.

Common Name The Sakhalin Island Platanthera - in Japan oh-yama-sagi-sou [large mountain herron weed] - In China Gao Shan She Chun Lan

Flower Size 1/4"[7 mm]

Found in Siberia, Sakhalin Island, Japan, Korea and Taiwan in alpine grasslands and sparse forests at elevations of 2000 to 3000 meters as a medium sized, cool to cold growing terrestrial with a tuberous, clavate-fusiform rootstock giving rise to an erect, stout stem with several tubualr, basal sheaths and carrying 1 to 3, cauline, alternate, widely spaced, ovate-oblong to lanceolate, obtuse, basally clasping leaves that blooms in the summer on 3.2" to 12" [8 to 30cm] long, subdensely to densely 10 to 40 flowered inflorescence with several, scattered, foliaceous, lanceolate bracts and lanceolate, exceeding the ovary in length floral bracts carrying fragrant flowers.

Synonyms Habenaria transnokoensis (Ohwi & Fukuy.) S.S.Ying 1977; Platanthera hondoensis (Ohwi) K.Inoue 1982; Platanthera longibracteata Hayata 1914; Platanthera sachalinensis var. hondoensis Ohwi 1953; Platanthera transnokoensis Ohwi & Fukuy. 1934; Tulotis ussuriensis var. transnokoensis (Ohwi & Fukuy.) T.S.Liu & H.J.Su 1978

References W3 Tropicos, Kew Monocot list , IPNI ; Encyclopedia of Cultivated Orchids Hawkes 1965; Flora of China Vol 25 Zhengyi, Raven & Deyuan 2009;