Aug. 25, 1919] Palms of the Philippine Islands 3001 



May 1909, number 11898. Field-note:— Tree 18 feet high 

 or less; stem 4 inches thick; sheath 4 feet long, 6 in- 

 ches thick, yellowish, smooth, leaves horizontally spread- 

 ing, several, slightly curved, about 10 feet long; lea- 

 flets descendingly curved, sublucid on both sides, paler 

 green beneath, the two prominent nerves strongly keeled 

 on the upper very deep green surface, extending nearly 

 to the base; the young inflorescence at least 1 foot long, 

 the terminal three fourths is staminate, the basal one 

 fourth pistillate, creamy yellow or whitish; infrutescence 

 from below the sheaths, 10 inches long, the entire cluster 

 ovoid in shape; rachis green, rigid, 1.5 inches at the 

 base; branches 1 to 3 inches long, equally rigid' and 

 similarly flattened; fruits elongated, ovoid or ellipsoid, 

 smooth and shining green, 1 inch long, fully 0.5 inch 

 across the middle or just below this, apex blunt, nu- 

 merous and forming dense clusters. Discovered in very 

 moist soil on densely wooded slopes along a streamlet 

 at 3000 feet altitude. Called "Caliso" by the Bogobos. 

 Mindanao: Cabadbaran (Mt. Urdaneta), Province of 

 Agnsan, August 1912, number 13814. Field-note: — A slen- 

 der erect tree; stem 4 inches thick, 15 feet high, te- 

 rete, wood fibers harder on the outside, white and pulpy 

 in the center; bark grayish green, the rings 6 inches 

 apart toward the top; sheaths 5 feet long or shorter, 

 yellowish, slightly thicker than the stem; fronds sever- 

 al, 10 feet long, ascending and recurved toward the 

 distal end; petiole proper 1.5 foot long, 1.5 inch across, 

 dark green, deeply grooved along the upper side; seg 

 ments gracefully recurved, darker green aliove, the mid- 

 vein or midveins ridged on the upper surface; fruit 

 cluster ascending, from below the sheath, short panicu- 

 lately branched clear from the base, rigid, 6 inches long; 

 branches also ascending, chiefly arranged along the outer 

 or lower side; nuts ellipsoid, 1 inch long. 0.75 inch across 

 the middle, smooth and hard, turning yellowish when 

 mature. Collected in wet deeply humus covered soil 

 among large stones of woods along the Dalahion creek 

 at 3000 feet altitude. The Manobos call it "Sacolon", 

 and they use the fruits as a substitute for "Betle-nut." 

 Its juice is also collected and used asa beverage. 



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

 November 1915, number 14839. Field-note: — A slender 

 tree; stem straight, terete, 3 inches thick, 10 to 20 feet 

 high, upon a bunch of subaerial roots, smoothish but 

 ringed every 2 to 3 inches toward the sheath base, greenish 

 but gray mottled; sheath a yard long, dull green, scar- 



