LEAFLETS OF PHILIPPINE BOTANY ' 



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

 Vol. V. Manila, P. I., September 12, 1913. Art. 94. 



RUBIACEAE FROM MOUNT URDANETA 



by 



A. O. E. Elmer 



ADENOSACME Wall. 

 Adenesacme mindanaensis Elm. 



Field-note: — Suffrutescent; stem branched from near the 

 base, a yard or two long, terete, less than 0.5 inch thick, 

 rather soft and easily breaking; the greenish white wood with 

 a large pith, covered with smooth yellowish bark; branches 

 slender, sparsely rebranched, reclining, with suberect tips; 

 leaves diverse in size, horizontal, membranous, dark green 

 above, much paler beneath; inflorescence terminal, strongly 

 recurved or pendant, the stalks with the bracts and calyx 

 green, the corolla segments pale yellow; young fruits also 

 pendant, greenish, watery and snow-berry white when mature, 

 with numerous ovules or seeds. 



Represented by number 13459, Elmer, Cabadbaran (Mt. 

 Urdaneta), Province of Agusan, Mindanao, August, 1912. 



In wet gravelly or sandy soil among bowlders or along 

 seepage banks of the Catagan creek at 1000 feet altitude. 



ARQOSTEMMA Wall. 

 Argostemma tolaniflorum Elm. 



Field-note: — Suberect succulent herbs; stem terete, dark 

 green, 0.25 inch thick, occasionally few branched toward the 



