3056 



Leaflets of Philippine Botany 



[Vol. vilr, Art. 120 



and looping, no thicker than 0.5 inch toward or at the 

 base, hard and green, at least 2 inches thick at the 

 leaf bearing portion; leaves alternatingly scattered every 

 6 inches, 6 feet long or longer, the basal 1 foot leafless, 

 recurved, their rachises extended into hooked strongly re- 

 curved flagellae; leaflets similarly recurved, shininggreen on 

 both sides, submembranous, finely spinescent on the 

 upper surface; sheaths green but covered with a glaucous 

 white layer, densely ringed with spines even the shoulders; 

 infrutescence axillary, strongly recurved, rather rigid, 

 the 1 foot long peduncle well covered with dry sparsely 

 spinescent spathes, the fruit bearing portion a yard long, 

 minor stalks green and curved; fruit pale green, globosely 

 ellipsoid, 0.35 inch long. 



Mindanao: Cabadbaran (Mt. Urdaneta), Province of 

 Agusan, August 1912, number 13551. Collected in moist 

 forested flats at 750 feet altitude. The Monobos called 

 it "Pagipi." Todaya (Mt. Apo), District of Davao, May 

 1909, number 10676. On a densely wooded ridge along 

 the Baruring river at 3500 feet altitude. The Bagobo 

 name is '"Pareti." 



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

 December 1915 to July and August 1916, numbers 15573, 

 16810 and 16991 respectively. 



Calamus siphonospathus Mart, in Hist. Nat. Palm, 

 in, 342, 1849. 



Field-note: — A lofty tree climber; stem looping, smooth, 

 hard, green, 1.5 inches thick, the leafy portion at least 

 twice as thick; fronds scattered alternatingly, ascendingly 

 or horizontally spreading and recurved toward their ends, 

 8 feet long or shorter, terminated by a hooked rachis; 

 petiole at least 2 feet long, subcompressed, 1 inch wide 

 across the base, densely covered with spines on both 

 sides; rachis triangular or more flattened beneath and 

 also more spinescent; leaflets submembranous, similarly 

 green on both sides but more spinulous along the upper 

 surface, horizontal and recurved; spines varying on the 

 sheaths from 0.5 to 1.5 inches long, dull gray, flattened, 

 arranged in oblique rows, their bases yellowish; inflores- 

 cence 3 to 5 feet long, its spathes green and smooth; 

 branchlets recurved, also smooth and green, gradually 

 reduced toward the apex; fruits said to be nearly mature. 



Mindanao: Todaya (Mt. Apo), District of Davao, May 

 1909, number 11652. Gathered in heavy forests at 4000 feet 

 altitude. The natives or Bagobos called it "Obanoban." 

 Possibly only a form of Calamus rnicrocarpus Becc. 



