Chrysoglossum assamicum Hook.f. 1890

Photo by Jin Xiaohua


Drawing by Seidenfaden

TYPE Drawing

Drawing by Hooker Icones 21 1890

Part Shade hot warm Spring

Common Name The Assam Chrysoglossum - in China Mao Gou Jin Chun Lan

Flower Size .6" [1.5 cm]

Found in Assam, Guangxi and Xizang provinces of China, Thailand and Vietnam as a hot to warm growing, medium sized terrestrial with alternating, 1 bearing a leaf and the next an inflorescence, cylindrical, somewhat tapering, slender pseudobulbs enveloped completely by imbricate, tubular, acuminate sheaths and carrying a single, apical, erect, plicate, elliptic, acute, gradually narrowing below in to the elongate, petiolate base leaf that blooms in the spring on a terminal, erect, terete, to 24" [to 60 cm] long, 8 to 12 flowered inflorescence with patent, narrowly triangular, acute, apiculate, three nerved bracts

Differs from C ornatum by this one having flowers that are 1/2 the size with short pedicels, a spurred mentum, a narrower lip with a shorter not-recurved side lobes and a larger midlobe. The lammelae of the disc are nearly alike but in this one the auricles on the sides of the column are larger, the pollina are subglobose and cohere by their flattened bases.

Synonyms Chrysoglossum sinense Mansf. 1930; Collabiopsis assamica (Hook.f.) S.S.Ying 1990; Collabium assamicum (Hook.f.) Seidenf. 1983 publ. 1984

References W3 Tropicos, Kew Monocot list , IPNI ; Icones 21 Hooker 1891 drawing fide; Indian Orchids, Guide to Identification and Culture vol 2 Pradhan 1979 drawing fide; Opera Botanica #72 Orchid Genera in Thailand XI Cymbidiaeae Seidenfaden 1983 as Collabium assamicum drawing fide; Die Orchideen Band 3 Sonderabdruck aus Schlechter Brieger, Maatsch and Senghas Liferung #14 820 - 880 1984; Rudolf Schlecheter Die Orchideen Band 3 Sonderabdruck aus Schlechter Brieger, Maatsch and Senghas Liferung #14 820 - 880 1984 as C sinense; Orchid Monographs Vol 8 Van der Burgh & De Vogel 1997 drawing fide; Rudolf Schlechter Die Orchideen Band 1C lieferung 42 - 43 pg 2626 - 2762 Brieger 2001; Flora of China Vol 25 Zhengyi, Raven & Deyuan 2009; Flora of China Illustrations Vol 25 Zhengyi, Raven & Deyuan 2010 drawing fide; Atlas of Native Orchids of China Vol 2 Jin Xiaohua, Li Jianwu and Ye Deping 2019 photo fide;