Gastrodia exilis Hook.f. 1890

Plant and Flowers In situ Thailand

In situ Shots in ThailandPhoto by David Kuehn

Common Name The Slim Gastrodia

Flower Size about 1/4" [6 mm]

Found in Thailand and Sumatra at elevations of 850 to 1400 meters as a miniature to medium sized, warm to cool growing, mycoheterotrophic terrestrial with a terminal, 4.8 to 15.6" [12 to 38 cm] long, erect, loosely arranged, few flowered inflorecence with triangular, concave and rounded apically floral bracts with clear oval protrubances on the dorsal side and arising in the fall.

Synonyms Gastrodia hayatae Tuyama 1941; Gastrodia siamensis Rolfe ex Downie 1925; Leptogastrodia exilis (Hook.f.) M.A.Clem. & D.L.Jones 2019

References W3 Tropicos, Kew Monocot list , IPNI ; Icones Plantarum Vol 22 Hooker 1894 drawing fide; The Orchids of Thailand Seidenfaden & Smitinand 1959 as G hayatae; The Orchids of Thailand Seidenfaden & Smitinand 1959 as G siamensis drawing good; The Orchids of Thailand Seidenfaden & Smitinand 1965 corrections; Orchid Genera in Thailand Vol VI Seidenfaden 1978 as G siamensis drawing ok; Phylogeny and Classification of the Orchid Family Dressler 1993 as G siamensis drawing fide; Orchids of Sumatra Comber 2001 as G siamensis; The Orchids of India A Glimpse Misra 2007 drawing ok