Ceratostylis radiata J.J.Sm. 1905 SECTION Pleuranthemum

Photos by © Budi Haryatna

Plant and Flower

Flower Closeup

Photos by André Schuiteman, Courtesy of Dr. E.F. de Vogel and Jaap Vermeulen and Their Netherlands National Herbarium Website


Common Name or Meaning The Rayed Ceratostylis

Flower Size 1/2" [1.25 cm]

Found in Thailand, Vietnam, penninsular Malaysia, Borneo, Java, and Sumatra in lower montane forests in deep shade on tree trunks at elevations of 450 to 2000 meters as a miniature to small sized, warm to cool growing epiphyte with terete stems enveloped by basal sheaths and carrying a single, apical, erect, linear, acute, shortly petiolate leaf that blooms in the spring on a basal, very short, single flowered, shortly pubescent inflorescence carrying a wide open star-shaped flowers.

The stellate flowers and the net-like old sheaths distinguish it clearly from others.

Synonyms Ceratostylis linearifolia Ridl. 1924

References W3 Tropicos, Kew Monocot list , IPNI ; *Die Orchideen Von Java J.J.Sm. 1905; Die Orchideen Von Java Figuren Atlas J.J.Smith 1908 drawing fide; Orchids of Java Comber 1990 photo fide; The Orchids of Penninsular Malaysia and Singapore Wood & Seidenfaden 1992 drawing/photo fide; The Plants of Mount Kinabalu Vol 2 Orchids Wood Beaman & Beaman 1993; A Checklist of the Orchids of Borneo Wood & Cribb 1994; Identification of the Orchids [Orchidaceae Juss.] Vietnam Averyanov 1994; Orchids of Sumatra Comber 2001 photo fide;Orchids of Sarawak Beeman, Wood & Beaman etal 2001; A field Guide to the Wild Orchids of Thailand Vaddhanaphuti 2005 photo fide; Malesian Orchid Journal Vol 5 2010; The Orchids of Mount Kinabalu Vol 2 Wood, Beaman, Lamb, Chu Lun and Beaman 2011 drawing/photo fide; Wild Orchids of Penninsular Malaysia Ong, O'Byrne, Yong & Saw 2011 photo fide; A to Z of South East Asian Orchid Species Vol 2 O'Byrne 2011 photo fide