Hetaeria alta Ridl.1896

Photo by Jungleman@gmail.com and Han Loa Vietnam Website


Drawing by Seidenfaden

Full shade Hot Warm Spring

Common Name The Tall Hetaeria

Flower Size .18" [4 mm]

Found in Thailand, Malaysia and Borneo in humus in lowland and hill forests at elevations of 100 to 500 meters as a medium sized, hot to warm growing terrestrial with a stem that has the basal half leafy and carrying ovate to elliptic, acute, 3 main veined leaves that blooms in the spring on an erect, to 7.2" [18 cm] long, shortly pubescent, many flowered inflorescence with floral bracts that are shorter than the ovary.

CAUTION I have no way of verifying this determination so use with caution.


References W3 Tropicos, Kew Monocot list , IPNI ; Dansk Botanisk Arkiv Bind 32 nr 2 Orchids of Thailand VI Neottiideae Seidenfaden 1978 drawing fide; The Orchids of Penninsular Malaysia and Singapore Seidenfaden & Wood 1982 drawing okish; A Checklist of the Orchids of Borneo Wood & Cribb 1994; Wild Orchids of Penninsular Malaysia Ong, O'Byrne, Yong & Saw 2011 photo fide; Flora Of Thailand Orchidaceae Vol 12 Part 1 Pedersen, Kurzweil, Suddee & Cribb 2011 drawing ok