21983. Saurauia elegans (Choisy). Small tree in densely wooded 
ravines; wood soft, white, the gray bark more or less checked; leaves de- 
scendingly recurved, subsulphureous beneath; inflorescence reddish brown 
except the white corollas. Mt. Pinatubo, April to June, 1927. Dillen. 
21984. Ficus integrifolia Elm. Burly tree in or near the river bed; 
leaves descending or the younger ones ascending, much lighter green beneath; 
bark gray, smooth; figs in clusters from stem and branches; pendant, 
flattish blobose, 1 to 1-1/2 inch across, tinged with a reddish brown. Mt. 
Pinatubo, April to June, 1927. Morac. 
21986. Bridelia glauca Blm. Shrub-like tree in woods along the river 
bed; wood whitish soft; Fark lenticelled; leaves sublucid above, sub- 
glaucous beneath, horizontal or descending; flowers yellowish green. Mt. 
Pinatubo, April to June, 1927. Euphorb. 
21987. lactuca dentata (Thunb.). Perennial herbs in sandy soil along 
the river flat -- here and there; leaves spreading, the flowers yellow. Mt. 
Pinatubo, April to June, 1927. Comp. 
21988. Coelogyne bilamellata Lindb. Erect tufts upon ground covered 
stones in very damp wooded flats near the river; pseudobulbs green, the 
leaves recurved and slightly paler beneath; inflorescence terminal, the 
flat stalk green and arising from the base of this bulb; the outer floral 
organs pale yellow, the tips white and chocolate colored spots or striae. 
Mt. Pinatubo, April to June, 1927. Orch. 
21989. Hypericum lackeyi Elm. n. sp. Lax undershrub in stony ground 
of wooded flats near the river; stems covered with brown bark; leaves flat, 
glaucous green beneath; flowers erect, luteus; the young fruits reddish, 
erect. Mt. Pinatubo, April to June, 1927. Guttif. 
21990. Nepenthes alata Blco. Rambling over stones along the creek 
bottom or climbing in shrubberies, forming tangled masses; leaves rigid, 
their tips recurved and usually with a hanging pitcher; spikes erect, pale 
green except the greenish male flowers whose stamens are yellow and style 
_ Column dull red. Mt. Pinatubo, April to June, 1927. Nepenth. 
21991. Davallia solida (Forst.) Sm. Scattering over stones in shrub- 
beries along the river bed; rhizome rigid, occasionally branched, tightly 
attached; stipes green, rigid, erect; fronds erect or nearly so, the segment- 
ed tips recurved, tough, very little paler beneath. Mt. Pinatubo, April 
to June, 1927. Davall. i 

