LEAFLETS OF PHILIPPINE BOTANY 



EDITED BY A. D. E. ELMER, A. M. 



Vol. V. Manila, P. I., June 5, 1913. Art. 8. 



PHILIPPINE POLYOSMA 



by 



A. D. E. Elmer 



Polyosma philippinensis Merr. 



The type is fri)m mount Mariveles and is rather com- 

 mon in the hill forest of middle Luzon. 



Polyosma verticil lata Merr. 



This is quite common on mount Santo Tomas, Benguet 

 province, Luzon, the type locality. Several distributions were 

 sent out under P, Philippine mis Merr. 



Polyosma retusa C. B. Rob. 



This fine species is only known by a specimen collected 

 by the author at Infanta, Tayabas province, Luzon. The 

 specimen is in both flower and fruit, 



Polyosma piperi Merr. ms. 



The type number 519, is a specimen collected by C. V. 

 Piper, at Hinatuan, province of Surigao, Mindanao, May, 1911. 



Polyosma apoensis Elm. n. sp. 



A slender tree; stem 12 cm. thick, 7 m. high, terete, 

 branched from below the middle; wood sappy white, with- 

 out odor or taste, quite soft; bark mottled and smooth; 

 branches more or less spreading, laxly rebranched, the 

 ultimate ones subterete; twigs greenish, suberect, pulverulent 



