Panisea tricallosa Rolfe 1901

Photo by Li Jianwu

Part sun Cool ColdSpring THROUGH Fall

Common Name The Three Calli Panisea - In China Qu Chun Lan

Flower Size .8 to 1" [2 to 2.5 cm]

Found in Assam, eastern Himalayas, Nepal, Bhutan, Chinese Himalayas, Laos, Thailand, Malaysia and Vietnam on rocks in open oak forests at elevations of 1500 to 2200 meters as a miniature sized, cool to cold growing litho-epiphyte with caespitose, ellipsoid-obovoid pseudobulbs carrying 2, elliptic-lanceolate, lanceolate or linear, plicate, 3 veined, petiolate base leaves that blooms in the spring through fall on a short, single flowered inflorescence enveloped by imbricate sheaths and has scarious, brown floral bracts all arising on a newly emerging growth.

The defining difference between this species and P uniflora is the lack of side-lobes to the lip in P tricallosa.

Synonyms Panisea bia (Kerr) Tang & F.T.Wang 1951; Panisea pantlingii (Pfitzer) Schltr. 1914; Panisea tricallosa var. garrettii I.D.Lund 1987; Panisea unifolia S.C.Chen 1980; Sigmatogyne bia Kerr 1933; Sigmatogyne pantlingii Pfitzer 1907; Sigmatogyne tricallosa (Rolfe) Pfitzer 1907;

References W3 Tropicos, Kew Monocot list , IPNI ; Die Orchideen Schlechter 1915; The Orchids of Thailand Seidenfaden & Smitinand 1959 drawing not missing third callus; Encyclopedia of Cultivated Orchids Hawkes 1965; Indian Orchids, Guide to Identification and Culture vol 2 Pradhan 1979 as Sigmatogyne tricallosa; Indian Orchids, Guide to Identification and Culture vol 2 Pradhan 1979 as Sigmatogyne pantlingii drawing fide; Die Orchideen Band 1B lieferung 16/17/18 945-1128 Brieger, Senghas 1985; Identification of the Orchids [Orchidaceae Juss.] Vietnam Averyanov 1994; Native Orchids of China in Colour Singchi, Zhanhuo and Yibo 1999 photo fide as Panisea cavaleriei; A Field Guide to the Wild Orchids of Thailand Vaddhanaphuti 2001 photo good; Orchids of Bhutan Pearce & Cribb 2002; A field Guide to the Wild Orchids of Thailand Vaddhanaphuti 2005 photo fide; Orchids of India A Glimpse Misra 2007; A Field Guide to the Orchids of China Singchi, Zhongjian, Yibo, Xiaohua and Zhanhuo 2009 photo ok; Flora of China Vol 25 Zhengyi, Raven & Deyuan 2009; Mille et Une Mini Orchideees Roguenant 2009 photo fide; The Wild Orchids in Yunnan Xu Xiang Ye & Liu 2010 photos hmm; Turczaninowia 19 (3): 558 L. V. Averyanov, Khang Sinh Nguyen etal 2016 ; Atlas of Native Orchids of China Vol 1 Jin Xiaohua, Li Jianwu and Ye Deping 2019 photo fide;