Pteroceras leopardinum (C.S.P.Parish & Rchb.f.) Seidenf. & Smitinand 1963 Photo by Karel Petrzelka and the Vietnam Orchid Website

to Spring

Common Name The Spotted Pteroceras - In China Chang Zu Lan

Flower Size .4" [1 cm]

Found in India, Myanmar, Thailand, Yunnan China, Vietnam, Borneo, the Philippines and Sumatra in hill and lower montane forests at elevations of 450 to 1700 meters as a miniature to small sized, hot to cool growing epiphyte with a simple [sometimes with small branches] stem carrying about 6, narrowly lanceolate, unequally bilobed apically, acute to obtuse leaves that blooms in the spring on several, erect to horizontal, terete, .4 to 1.2" [1 to 3 cm] long, 3 to 12 flowered inflorescence with broadly ovate, obtuse floral bracts and half the flowers open at any one time

Synonyms Biermannia annamensis Guillaumin 1955; Cleisostoma sigaldiense Guillaumin 1953; Proteroceras holttumii J.Joseph & Vajr. 1974; Proterteroceras holttumii J.Joseph & Vajr. 1974; Sarcochilus benguetensis Ames & Quisumb. 1932; Sarcochilus leopardinus (C.S.P.Parish & Rchb.f.) Hook.f. 1890; *Thrixspermum leopardinum C.S.P.Parish & Rchb.f. 1874

References W3 Tropicos, Kew Monocot list , IPNI ; The Orchids of Thailand Seidenfaden & Smitinand 1963 drawing ok; Opera Botanica #95 Seidenfaden 1988 drawing/photo fide; The Complete Writings on Philippine Orchids Vol 1 Quisumbing 1981 as Sarcochilus benguetensis drawing/photo fide; *Opera Botanica #95 Seidenfaden 1988 drawing/photo fide; Rudolf Schlechter Die Orchideen Band 1B lieferung 22 1329 - 1392 Brieger 1989 as Proteroceras holttumii drawing ok; The Plants of Mount Kinabalu Vol 2 Orchids Beaman, Wood, Beaman & Beaman 1993; A Checklist of the Orchids of Borneo Wood & Cribb 1994; Identification of the Orchids [Orchidaceae Juss.] Vietnam Averyanov 1994; Native Orchids of China in Colour Singchi, Zhanhuo and Yibo 1999 photo fide; The Orchids of the Philippines Cootes 2001 photo fide; Orchids of Sumatra Comber 2001; A field Guide to the Wild Orchids of Thailand Vaddhanaphuti 2001 photo good; A field Guide to the Wild Orchids of Thailand Vaddhanaphuti 2005 photo ok; 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; Malesian Orchid Journal Vol 5 2010; Flora of China Vol 25 Illustrations Zhengyi, Raven & Deyuan 2010 drawing fide; The Orchids of Mount Kinabalu Vol 2 Wood, Beaman, Lamb, Chu Lun and Beaman 2011; Philippine Native Orchid Spceis Coootes 2011 photo fide