Renanthera imschootiana Rolfe 1891
Photos by © Eric Hunt
SLIGHT
LATE 
EARLY 
Common Name Imschoot's Renanthera [Belgian Orchid Enthusiast 1800's] - In China Yun Nan Huo Yan Lan
Flower Size 2 1/4" [6 cm]
Found in Assam, Myanmar, southern China, Laos and Vietnam on tree trunks and along gorge edges in evergreen, lowland forests at elevations of 500 to 1500 meters as a medium to large sized, warm to cool growing epiphyte with a long, liana-like, branched stem becoming woody with age and carrying many, linear, leathery, truncately rounded, bilobed apically leaves that blooms in the late spring and early summer on a 1 1/2' [45 cm] long, axillary, branched or racemose, loosely many flowered inflorescence with semiorbicular floral bracts and longlasting, slightly fruity scented flowers.
Synonyms Renanthera papilio King & Prain 1895
References W3 Tropicos, Kew Monocot list , IPNI ; Die Orchideen Schlechter 1915; AOS Bulletin Vol 28 No 2 1959 photo fide; Encyclopedia of Cultivated Orchids Hawkes 1965; Indian Orchids a Guide to Identification and culture Vol 2 Pradhan 1979; Die Orchideen lieferung 19/20 Schlechter/Brieger 1988 photo fide; The Manual Of Cultivated Orchid Species Bechtel, Cribb & Launert 1992 photo fide; Identification of the Orchids [Orchidaceae Juss.] Vietnam Averyanov 1994; The Wild Orchids of China Tsi, Chen & Mori 1997; Native Orchids of China in Colour Singchi, Zhanhuo and Yibo 1999 photo fide; Oasis Vol 1 No 1 2000 photo; Orchids Australia Vol 12 No 6 2000 photo; AOS Bulletin Vol 72 No 6 2003 photo fide; AOS Bulletin Vol 73 No 7 2004 photo fide; Wild Orchids in Myanamar Vol 2 Tanaka 2004; AOS Bulletin Vol 74 No 9 2005 drawing fide; Orchids of India A Glimpse Misra 2007 drawing ok; AOS Bulletin Vol 78 #5 2009 photo fide; AOS Bulletin Vol 77 No 8 2008 photo fide; AOS Bulletin vol 78 No 5 2009; 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; The Wild Orchids in Yunnan Xu Xiang Ye & Liu 2010 photos fide; AOS Bulletin Vol 81 #6 2012 photo fide; Orchideen Series C Band 74 Thiv & Worz 2012 photo fide; Genera Orchidacearum Vol 6 Epidendrodeae pt 3 Pridgeon, Cribb, Chase and Rasmussen 2014; AOS Bulletin Vol 85 #5 2016 photo fide; AOS Bulletin Vol 86 #4 2017 photo fide; Atlas of Native Orchids of China Vol 2 Jin Xiaohua, Li Jianwu and Ye Deping 2019 photo fide;
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