Arachnis labrosa (Lindl. & Paxton) Rchb.f. 1886

Photo by David Jubineau

What was known as A bilinguis

Photo by Ganesh Mani Pradhan


Common Name The Lip-Like Arachnis - In China Zhai Chun Zhi Zhu lan

Flower Size 2"+ [5 cm]

Found in the eastern Himalayas, Assam India, Bhutan, Sikkim, Myanmar, Thailand, Vietnam, Hainan and Yunnan provinces of China to Taiwan in sparse woods and on forests margins on trunks of large trees and on rocks at elevations of 800 to 1700 meters as a large sized, warm to cool growing, monopodial epiphyte or lithophyte with an elongate, stout, slightly woody stem carrying 5 to 8, keeled, coriaceous, linear-oblong, unequally bilobed apically, basally clasping leaves that blooms in the later summer with up to 10, distant flowers on an axillary, racemose to sometimes branching, 2' [60 cm]+ long, pendant inflorescence and carrying waxy, fragrant flowers

Synonyms Arachnanthe bilinguis Benth. 1881; Arachnis bilinguis Benth. 1881; Arachnis labrosa var. zhaoi (Z.J.Liu, S.C.Chen & S.P.Lei) S.C.Chen & J.J.Wood 2009; Arachnis zhaoi Z.J.Liu, S.C.Chen & S.P.Lei 2008; Armodorum labrosum (Lindl. ex Paxton) Schltr. 1911; Arrhynchium labrosum Lindl. ex Paxton 1850; Renanthera bilinguis Rchb. f. 1854; Renanthera labrosa (Lindl. & Paxton) Rchb.f. 1855; Renanthera leptantha Fukuy. ex A.T.Hsieh, 1955

References W3 Tropicos, Kew Monocot list , IPNI ; Bonplandia Rchb.f 1854 as Renanthera bilinguis; Xenia Orchidaceae Rchb.f 1854 as Renenathera labrosa; Xenia Orchidaceae Rchb.f 1854 as Renanthera bilinguis drawing; The Orchids of Burma Grant 1895/95 as Arachnanthe bilinguis; The Orchids of Sikkim-Himalaya Part 1 King & Pantling 1898 as Arachnanthe bilinguis drawing fide; Die Orchideen Schlechter 1915 as Armodorum labrosum; The Orchids of Malaya Holtum 1957; AOS Bulletin Vol 27 No 4 1958 as A bilinguis Drawing fide; The Orchids of Thailand Seidenfaden & Smitinand 1963 as Armodorum labrosum Drawing fide; The Orchids of Thailand Seidenfaden & Smitinand 1965 corrections as Armodoruim labrosum; Encylopedia of Cultivated Orchids 1965 as Armodorum labrosum; Indian Orchids: A Guide to Identification and Culture Vol 2 Pradhan 1979 drawing good; AOS Bulletin Vol 52 No 8 1983 as Arachnanthe bilinguis photo fide; Opera Botanica #95 Seidenfaden 1988 drawing/photo fide; Rudolf Schlechter Die Orchideen Band 1B lieferung 22 1329 - 1392 Brieger 1989 as Armodorum labrosum; Photo by David P. Banks Australia Copyright Control Wild Orchids of China Tsi, Chen Mori 1997; Native Orchids of China in Colour Singchi, Zhanhuo and Yibo 1999 photo fide; A Field Guide to the Wild Orchids of Thailand Vaddhanaphuti 2001 photo fide; Orchids of Bhutan Pearce & Cribb 2002; A field Guide to the Wild Orchids of Thailand Vaddhanaphuti 2005 photo good; Orchids of India A Glimpse Misra 2007; A Field Guide to the Orchids of China Singchi, Zhongjian, Yibo, Xiaohua and Zhanhuo 2009 photo fide; Flora of China Vol 25 Zhengyi, Raven & Deyuan 2009; Flora of China Vol 25 Illustrations Zhengyi, Raven & Deyuan 2010 drawing fide; The Atlas of Wild Orchids in Hainan Island, China Shenyan and Junmei 2010 photo fide; The Wild Orchids in Yunnan Xu Xiang Ye & Liu 2010 photos fide; W3 Tropicos, Kew Monocot list , IPNI ; Genera Orchidacearum Vol 6 Epidendrodeaea Pt 3 Pridgeon, Cribb, Chase and Rasmussen 2014; Turczaninowia 19 (3): 558 L. V. Averyanov, Khang Sinh Nguyen etal 2016 ; Atlas of Native Orchids of China Vol 2 Jin Xiaohua, Li Jianwu and Ye Deping 2019 photo fide;