is variable, with great difference in the size and shape of 
the leaf, and in the size of the flowers. 
Luzon, Polillo, Mindoro, Samar, Leyte, Palawan, 
Balabac, Bohol, Mindanao, Basilan. 
22. Thrixspermum acuminatissimum /( Bl. ) 
Reichenbach fihus Xen. Orch. 2 (1867) 121—J.J.Smith 
in Fl. Buitenz. 6 (Orch. Java) (1905) 569 and in Fig- 
uren-Atlas pt. 5 (1912) fig. CDX XVII. 
Dendrocolla acuminatissima Blume Bijdr. (1825) 201. 
Aerides acuminatissimum Lindley Gen. & Sp. Orch. 
Pl. (1838) 240. 
Sarcochilus acuminatissimus Reichenbach filius in 
Walp. Ann. 6 (1868) 498. 
Luzon, Leyte; also in Malay Peninsula, Java. 
