September 12, 1918] Rubiaceak from Mount Urdaneta 1881 



columuar; seetis numevoua, light brown, angular or cube-like, 

 nearly 0.5 mm. across. 



Type specimen number 14306, A. D. E. Elmer, Cabad- 

 baran (Mt. Urdaneta), Province of Agusan, Mindanao, Octo- 

 ber, 1912. 



Collected in oose deeply humus covered soil in the saddle 

 between Duros and Cawilanan peaks at 3500 feet altitude. 



Mainly separated as a variety by its distinctly deep 

 fulvus pubescence, although there are other minor differences. 

 It was mixed with number 14208 or 0. curtiflora Elm. and 

 every plant could easily be picked out of the mixture with- 

 out a mistake. 



Ophiorrhiza camiguinense Elm. n. sp. 



Low suberect shrub or reclining and subherbaceous; stem 1.25 

 cm. thick, terete, green, branched from the middle though 

 more numerously so toward the top, glabrous, brown when dry, 

 crooked, toward the base taking roots at the joints, the ultimate 

 branches also crooked and suberect. Leaves subsessile, opposite, 

 more numerously crowded toward the distal ends, thinly coria- 

 ceous or submerabranaceous, chiefly horizontal, light sulphurous 

 beneath in the fresh state but turning pale red upon drying, 

 blackish brown upon the upper side when dry and deep 

 velvety green in the fresh leaves, lanceolate though widest 

 across the middle or narrowly oblong, gradually extended into 

 the long acuminate to caudate apex, base slenderly cuneate 

 or subattenuate, entire, very unequal in size, the smaller 

 usually subfalcate, the average ones 1 cm. long by 3 cm. 

 wide across the middle, the blades of the pairs frequently 

 much unequal in size; midvein flattened and darker reddish 

 brown in the dry state beneath, minutely grooved above; lat- 

 eral nerves about 6 pairs though with secondary ones inter- 

 vening, ascendingly curved and similarly colored beneath, 

 tips only faintly united, reticulations none; stipule nearly 

 obsolete, Infrutescence seldom exceeding 3 cm. in length, 

 erect, terminal or occasionally from the uppermost leaf 

 axils, glabrous, branched from the middle or above it; 

 peduncle solitary or with a pair of lateral ones from the 

 same place, generally subtended at the base by a pair of 



