Rhynchostylis coelestis (Rchb. f.) Rchb. f. ex Veitch 1891 Photo courtesy of Lourens Grobler ©
Inflorescence Photo courtesy of Oak Hill Gardens
Common Name The Sky-Blue Rhynchostylis - In Thailand - Ueang khao kae
Flower Size 3/4" [2 cm]
Found in Thailand, Cambodia and Vietnam in semi-deciduous and deciduous dry lowland forests and savana-like woodlands at elevations of sealevel to 700 meters as a small sized, cool to hot growing monopodial epiphyte with a stem carrying several, strap-like, fleshy, alternate leaves that blooms on an axillary, erect to arcuate, densely many flowered, racemose inflorescence with waxy, fragrant flowers occuring in the summer and fall.
Synonyms *Saccolabium coeleste Rchb. f. 1885; Vanda pseudo-coerulescens Guillaumin 1830
References W3 Tropicos, Kew Monocot list , IPNI ;
The Orchids of Thailand Seidenfaden & Smitinand 1959 drawing, photo fide; AOS Bulletin Vol 63 No 2 1994 photo; AOS Bulletin Vol 64 No 2 1995 photo; AOS Bulletin Vol 66 No 8 1997 photo; AOS Bulletin vol 78 No 5 2009 photo
Rhynchostylis coelestis var alba
A white color variety of the previous species.
References W3 Tropicos, Kew Monocot list , IPNI ;
AOS Bulletin Vol 67 No 7 1998 photo;
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