Platanthera stenoglossa Hayata 1914
Photos by © Kinmatsu Lin Kinamtsu's Realms Website
Drawing by © Huang Tseng-Chieng and Flora of China Vol 25 Illustrations Zhengyi, Raven & Deyuan 2010
Common Name The Slim Lipped Platanthera - In China Xia Ban She Chun Lan
Flower Size .6" [1.5 cm]
Found in Japan, The Ryukyus and Taiwan in broad leaved forests at elevations of 300 to 1600 meters as a miniature to medium sized, hot to cool growing terrestrial with a tuberous, fusiform rootstock giving rise to an erect to ascending stem with a basal, tubular sheath and carrying a single, broadly elliptic to ovate elliptic, obtuse to acute apically, gradually narrowing below into the basally clasping leaf that blooms in the spring on a ridged, 2 to 6" [5 to 15 cm] long, laxly 5 to 10 flowered inflorescence with 1 to 3, scattered, scale-like, lanceolate bracts and lanceolate, to ovate-lanceolate, shorter than the ovary floral bracts.
"The species is remarkable for narrower lateral sepals than the dorsal sepal." Hayata 1914
Synonyms Platanthera chingshuishania S.S.Ying 1988; Platanthera iriomotensis Masam. 1934; Platanthera stenoglossa subsp. hottae K.Inoue 1981; Platanthera stenoglossa subsp. iriomotensis (Masam.) K.Inoue 1981; Platanthera stenosepala Schltr. 1919
References W3 Tropicos, Kew Monocot list , IPNI ;
* Pl. Formosan. 4: 123 Hayata 1914
Repert. Spec. Nov. Regni Veg. Beih. 4: 44 Schlechter 1919 as P stenosepala
Trans. Nat. Hist. Soc. Formosa 24: 279 Masam. 1934 as P iriomotensis
J. Jap. Bot. 56: 124 K Inoue 1981 as P stenoglossa subsp. hottae
J. Jap. Bot. 56: 124 K Inoue 1981 as P stenoglossa subsp. iriomotensis
Mem. Coll. Agric. Natl. Taiwan Univ. 28: 36 S S Ying 1988 as P chingshuishania
Flora of China Vol 25 Zhengyi, Raven & Deyuan 2009;
Flora of China Vol 25 Illustrations Zhengyi, Raven & Deyuan 2010 drawing fide;
Atlas of Native Orchids of China Vol 1 Jin Xiaohua, Li Jianwu and Ye Deping 2019 photo fide
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