Thrixspermum bosuangii P.O'Byrne & Gokusing 2016 SECTION Thrixspermum

TYPE Drawing

Photo/TYPE Drawing by Peter O'Byrne

Common Name Bosuang's Thrixspermum [Sabahan cofounder of Kipandi Park and collector of the type current]

Flower Size .46" [11.5 mm] long

Found in Sabah Borneo in lower montane forests at elevations around 1400 meters as a miniature sized, cool growing epiphyte with spreading, leafy stems enveloped by compressed, green, persistent, longer than the internodes sheaths and carrying spreading, thick, leathery, oblong, tapering at both ends, green sometimes with reddish stains, obtuse, slightly unequally bilobed leaves that blooms in the spring, summer and fall on spreading, arising from the nodes near the base of the stem, peduncle .4" [1 cm] long, broadening towards the rachis, slightly compressed, provided with one at the base and another at midway, green and maroon scales, rachis compressed, to 1.1" [2.6 cm] or more, green with maroon marks, successively single, several flowered inflorescence with well separated, compressed, obliquely oblong, obtuse, somewhat shorter than the ovary floral bracts and carrying ephemeral, rather fleshy flowers.

Similar to T triangulare but T bosuangii differs in having oblong, obtuse leaves, an inflorescence shorter than the leaf, a lip that has ovate sidelobes with a rounded peak and a canaliculate, non-triangular callus.


References W3 Tropicos, Kew Monocot list , IPNI ; *Malesian Orchid Journal Vol 18 2016 drawing photo fide;