ORCHIUACE^ 



in mossy forest. Flowers brown, with a cream-colored and spotted lip; 

 Clemens 281, November 1915. Flowers purple, with yellow column ; Clem- 

 ens 376, December 1915. 8000-9000 feet altitude. Flowers purple. 



25. CERATOSTYLIS Bl 



Four members of this genus have been reported from Borneo, 

 but none previously from Mount Kinabalu. 



I. Ceratostylis crassilingua A. c^ S. sp. nov. Herba nana, 

 gracilis. Caules numerosi, approximati, monophylli, pergraciles, 

 vaginis omnino obtecti. Vaginae hmceolatae, laxae, imbricantes, 

 membranaceae, rubentes. Folium lineare, oblique et obtuse sub- 

 bilobatum, subcoriaceum, breviter petiolatuin. Pedunculi per- 

 pauci, prope apicem caulis, dense albo-lanati. Sepala lateralia 

 lanceolato-oblonga, basi obliquissima, apice cucullata, mentum 

 saccatum formantia. Sepalum dorsale oblongum, late rotunda- 

 tum. Petala lineari-oblanceolata, subacuta. Labellum oblanceo- 

 iato-oblongum, rotundatum, parte anteriore valdissime incras- 

 sata, lateribus membranaceis involutis ciliolatis. Gynostemium 

 brachiis oblongis patentibus conspicuis praeditum et pede unci- 

 formi instructum. 



Plant dwarf, slender, about 12 cm. tall from the base to the 

 tip of the erect leaf. Roots very numerous, fibrous and inter- 

 twining, freely branched, closely pubescent, about .33 mm. thick. 

 Stems numerous and approximate, about 3-4 cm. high, very 

 slender, entirely concealed by loosely imbricating sheaths. Sheaths 

 deltoid to narrowly lanceolate, more or less tubular, scarious, 

 reddish, surpassing the apex of the stem. Leaf rising from the 

 apex of the stem, 6-7 cm. long, 5-Q mm. broad, linear, obliquely 

 and obtusely sub-bilobed, narrowed into a petiole about 1 cm. 

 long, subcoriaceous, the mid-nerve somewhat sulcate above and 

 carinate beneath. Peduncles one to three, about 1 cm. long, one- 

 flowered, produced from the upper part of the stem, slender, 



[135] 



