ORCHIDACE.E 



and emphasize the details to which attention should be given in 

 an effort to recognize the species heretofore described from the 

 Philippines as well as the species herein proposed. 



A. Plant creeping. Leaves about 8 mm. long. 1. E. Ramosii Leavitt. 

 AA. Plant tall. Leaves much exceeding 1 cm. in length. 



B. Labellum obscurely lobed, rounded at the tip. 2. E. vulpina Reichb. f. 

 BB. Labellum distinctly three-lobed, more or less retuse at the tip. 

 * Disc three-carinate. 3. E. fusca Bl. 

 ** Disc bicarinate, with two short supplementary keels near the base 

 of the middle lobe, minutely pubescent. 4. E. binabayensis Ames. 

 *** Disc bicarinate, hairy. 



f Middle lobe slightly retuse. 5. E. leytensis Ames. 

 ft Middle lobe deeply retuse. 6. E. lagunensis Ames. 

 **•** j)i sc ecarinate or with the nerves simply thickened, smoothish, or 

 only minutely pubescent. 7. E. halconensis Ames. 

 ***** Disc ecarinate, hairy. 



t Petals smooth. 8. E. odorifera Leavitt. 

 ft Petals hairy. 9- E. McGregorii Ames. 



Eria vulpina, the commonest of the species, has elongated 

 racemes, which usually equal the leaves. 



Luzon, Subprovince Ifugao, Mount Polis, R. C. McGregor Bur. Sci. 

 19876, February 9, 1913. 



32. Eria major Ridl. ex Staj)f in Trans. Linn. Soc. Bot. ser. II, 



4 : 237 in synonymy. 



Mindanao. 



33. Eria Mearnsii Leavitt in Phil. Journ. Sci. 4 : 216. 



Mindanao. 



34. Eria Merrillii Ames in Phil. Journ. Sci. 2 : 331. 



Leyte, Luzon, Mindoro. 



35. Eria Merrittii Ames in Phil. Journ. Sci. 2 : 331. 



Luzon, Mindoro. 



36. Eria mindanaensis Ames in Elmer's Leaflets of Phil. Bot. 



5 : 1577. 



SlBUYAN. 



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