Platanthera orbicularis (Hook.f.) X.H.Jin, Schuit. & Raskoti 2017

Drawing by Susana Stuart-Smith

Another Drawing

Drawing by R Pantling and The Swiss Orchid Foundation at the Jany Renz Herbaria Website


Common Name The Orbicular Platanthera - in China Xi Zang Jioa Pan Lan

Flower Size .12" [3 mm]

Found in Xizang province of China, Bhutan, and Sikkim in Valleys at elevations around 3700 meters as a mini-miniature to miniature sized, cold growing terrestrial with subglobose to ovoid tubers giving rise to an erecdt stem provided with a single tubular basal sheath and carrying 2 basal subopposite to cauline somewhat spaced and alternate, oblancolate to elliptic-oblong, adaxially with white reticulate markings, obtuse to acute, basally clasping leaves that blooms in the summer and ealy fall on an erect, peduncle cylindric, provided with 1 to several lanceolate, sterile bracts, rachis .4 to 1.6" [1 to 4cm] long, 1.6 to 5.6" [4 to 14 cm] long overall, secund laxly few to subdensely many flowered inflorescence with lanceoalteacuminate, much shorter to exceeding the ovary floral bracts and carrying erect flowers held close to the rachis.

Synonyms *Herminium orbiculare Hook.f. 1890; Monorchis orbicularis (Hook.f.) O.Schwarz 1949, Peristylus orbicularis (Hook.f.) Agrawala, H.J.Chowdhery & S.Choudhury 2010

References W3 Tropicos, Kew Monocot list , IPNI ; Icones Vol 22 Hooker 1894 as Herminium orbiculare drawing ok; The Orchids of Sikkim-Himalaya Part 1 King & Pantling 1898 as Herminium orbiculare drawing fide; Indian Orchids: Guide to Identification and Culture Pradhan 1976 drawing fide; Orchids of Bhutan Pearce & Cribb 2002 as Herminum orbicularis drawing fide; Flora of China Vol 25 Orchidaceae Zhengyi, Raven and Duyuan 2009 as Herminium orbicularis; Flora of China Vol 25 Orchidaceae Zhengyi, Raven and Duyuan 2009 as Herminium orbicularis drawing fide