Cleisostoma aspersum (Rchb.f.) Garay 1972 SECTION Cleisostoma Seiden 1975
Photo by Khang Van Nguyen
Photo by Dale Borders
Photo by Patricia Harding
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Common Name The Raspy Stereochilus
Flower Size 3/8" [1 cm]
Found in Bhutan, Sikkim India, Nepal, eastern Himalayas, Sikkim, Yunnan province of China, Myanmar, Thailand and Vietnam in tropical valleys at elevations of 600 to 1900 meters as a miniature to small sized, warm to cool growing, monopodial epiphyte with a short stem carrying several linear leaves with bilobed apices and articulated to the stem below that blooms in the spring and summer on an axillary, lateral, 1" [2.5 cm] long, few to several flowered, racemose inflorescence.
Synonyms Cleisostoma bicuspidatum Hkr.f 1890; *Sarcanthus asperum Rchb.f 1865; Sarcanthus bicuspidatus (Hook. f.) J.J. Sm.1912; Sarcanthus khasiaensis Tang & F.T.Wang 1951; Stereochilus bicuspidatus (Hook. f.) King & Pantl. 1898
References W3 Tropicos, Kew Monocot list , IPNI ; Icones Plantarum Vol 22 Hooker 1893 as Cleisostoma bicuspidatus drawing ok; A Century of Indian Orchids Vol 5 Hooker 1895 as Cleisostoma bicuspidatum drawing fide; The Orchids of Burma Grant 1895/95 as Sarcanthus asperus; The Orchids of Burma Grant 1895/95 as Cleisostoma bicuspidatum; The Orchids of Sikkim-Himalaya Part 1 King & Pantling 1898 drawing fide; Botanisk Tidsskrift Bind 66 Hefte 4 Contributions to the Orchid Flora of Thailand III Seidenfaden 1971 as Sarcanthus asperus drawing fide; Dansk Botansisk Arkiv Bind 29 N. R. 2 Orchid Genera in Thailand II Cleisostoma Seidenfaden 1975 drawing fide; Indian Orchids A Guide to Identification and Culture Vol 2 Pradhan 1979; Rudolf Schlechter Die Orchideen Band 1B lieferung 22 1329 - 1392 Brieger 1989; Rudolf Schlechter Die Orchideen Band 1B lieferung 22 1329 - 1392 Brieger 1989 as Stereochilus bicuspidatum drawing/photo fide; Orchids of Kumaun Himalayas Pangtey, Samant and Rawat 1991;Identification of the Orchids [Orchidaceae Juss.] Vietnam Averyanov 1994; Orchids of Bhutan Pearce & Cribb 2002; A field Guide to the Wild Orchids of Thailand Vaddhanaphuti 2005 photo ok; Orchids of India A Glimpse Misra 2007; Taiwania 60(3):107-116, 2015 - New species of the genus Cleisostoma in the flora of Vietnam Averyanov, Tich and Canh; LANKESTERIANA 15(1): 7—50. Jeewan Singh Jalal & J. Jayanthi 2015; Atlas of Native Orchids of China Vol 2 Jin Xiaohua, Li Jianwu and Ye Deping 2019 photo fide;
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