3014 



Leaflets of Philippine Botany 



[Vol. vni, Art. 120 



Ptychoravhis philippinensis Becc. in Ann. Jard. Bot. Buit. 

 u, 90, 1885. 



Field-note: — Strictly erect slender trees; stem round, 

 1.5 inch thick, 6 yards high; bark dull brown, smooth- 

 ish, obscurely ringed toward the top; wood on the outside 

 hard and black, reddish white for the greater central 

 soft mass; fronds gracefully recurved, several, 5 feet 

 long or longer; petiole 3 feet long, the basal one third 

 much expanded and erect, with lacerate dry margins, 

 forming an obscurely angular sheath whose enlarged base 

 is 2 to 3 inches thick, yellowish green, flat on the upper 

 side; leaflets ascending, recurved toward their tips, sub- 

 chartaceous, paler green beneath; inflorescence aris- 

 ing from the basal leaf axils; peduncle compressed, 1 

 foot long or longer, yellowish green, 0.5 inch wide, erect 

 though somewhat recurved toward the green panicle which 

 is shorter but more recurved than the stalk; buds lighter 

 green. 



Luzon: Irosin (Mt. Bulusan), Province of Sorsogon, 

 July 1916, number 15519. In wet more or less stony 

 humus covered ground of densely forested flats at 2500 

 feet altitude. 



Heterospathe negrosensis Becc. in Philip. Journ. Sci. 

 vi, 611, 1906. 



Field-note:— Slender trees; stems 2 to 3 inches thick, 

 9 to 15 feet high, obscurely ringed; wood soft, reddish; 

 leaves 1 to 3 yards long, the lower one third leafless, 

 the basal portion of the petiole expanded and its sides 

 soon becoming marcescent; inflorescence subterminal, panic- 

 ulate, 1 to 2 feet long, upon equally long peduncles; 

 flowers small, sessile, creamy white throughout; fruits 

 green, turning yellowish and ultimately becoming Ver- 

 million red. 



Negros: Dumaguete (Guernos Mts.), Province of Ne- 

 gros Oriental, March 1908, number 9439. The Visayan 

 name is "Salaway". Its fruits are not hard and are some- 

 times eaten by the natives even though wholly tasteless. 



Luzon: Irosin (Mt. Bulusan), Province of Sorsogon, 

 September 1916, number 17297. 



Heterospathe sibuyanensis Becc. sp. nov. 



Gracilis subelata; frondium segmenta nervis secun- 

 dariis conspicuis percurva; subtus secus costam mediam 

 paleolis brunneis conspicuis praedita; spadice 3-plicato 

 ramoso; rainulis flonferis prorata crassiusculis (2 5 mm. 



