22051. Polypodium longissimum Blm. Spreading clumps upon large 
boulders in damp wooded ravines; rhizomes rigid, 1 inch thick, pale or 
yellowish green; stipe rigid, green, up to a yard in length; the frond 
portion 1-1/2 yards long, strongly recurved, equally green on both sides, 
the sori papillate and paler green on the upper side. Mt. Pinatubo, April 
to June, 1927. Polypod. 
22052. Berchemia philippinensis Vid. A tree climber in or along 
densely wooded creek courses; stem many branched toward the top, very rigid, 
green, the tough wood yellowish; twigs often green and hanging; leaves much 
lighter green beneath or subglaceous; inflorescence pale green, the flowers 
whitish. Mt. Pinatubo, April to June, 1927. Rhamnac. 
22053. Derris zambalensis Elm. n. sp. A tough climber in dense jungled 
woods; stem terete, 2 inches thick, with hard or tough white wood, the brown 
bark roughened with excrescences; branchlets forming tangled masses, the 
leaves a trifle paler beneath and tips recurved; the pendant pods yellowish 
green. Mt. Pinatubo, april to June, 1927. Legum. 
22054. Centranthera hispida R. Br. [Description of orchid crossed 
out.] Mt. Pinatubo, April to June, 1927. Scroph. 
22055. Euonymus cochinchinensis Pier. A 6 irch thick tree in woods 
near a bluff; wood rather hard, dingy white, the smooth bark mottled; leaves 
much paler beneath, sublucid above; inflorescence shining green, the petals 
yellowish green but turning wine red with age; fruits red. Mt. Pinatubo, 
April to June, 1927. Celastr. 
22056. Jasminum bifarium Wall. A rambling shrub in jungles along dry 
creeks; branches green, tough; the leaf tips recurved, the blades much 
darker green above; inflorescence erect, green except those of corolla seg- 
ments; berry shining, nearly black. Mt. Pinatubo, April to June, 1927. Oleac. 
22057. Pinanga elmeri Becc. Few stemmed clumps in wet earth along 
jungled water courses; stems erect, 1-1/2 inch thick, greenish gray, con- 
spicuously ringed; boot 1 to 1-1/2 foot long, green and covered more or 
less with a scurfy brown; fronds 2 feet long more or less, strongly recurved, 
petiole from 3 to 10 inches long; leaflets narrower toward the base [illegible] ' 
in "Pinanga shape" at the tip, much recurved, paler beneath; infrutescence 
recurved, from below the boot, paniculate, dull green except the red fruit. 
Mt. Pinatubo, April to June, 1927. Palm. 

