22201. Dipteris conjugata Reinw. Scattered in very wet and moss 
covered thickets of the high alpine region; stipes erect, one yard long, 
blackish brown, very rigid, smooth; frond halves more or less horizontally 
spreading, also rigid and smooth, shining above, subglaucous green bereath. 
Mt. Pinatubo, April to June, 1927. [Fern] 
22202. Carex rafflesiana Boott. Terrestrial clumps in the summit 
region; stems ascending or more spreading. Mt. Pinatubo, April to June, 
1927. Cyperac. 
22203. [No name.] [On leaves of] either of grasses or sedges of the 
grass patch near the peak. Mt. Pinatubo, April to June, 1927. Crypt. 
22204. [No name.] Dense masses upon inclining tree trunks of the 
peak; the old stem with foliage yellowish green, the upper foliage very pale 
green. Mt. Pinatubo, April to June, 1927. Crypt. 
22205. [No name.] Forming dense masses at the peak; the lower foliage 
yellowish or ashy gray, the upper foliage pale green. Mt. Pinatubo, April to 
June, 1927. Crypt. 
22206. Astilbe philippinensis Henry. Here and there in the moss laden 
ground of the peak; erect stem brownish, the leaves paler beneath, the erect 
inflorescence white. Mt. Pinatubo, April to June, 1927. Saxifr. 
22207. Aegenitia indica Linn. Solitary or few stemmed clusters in 
turf land hear 33 peak shrubbery; stems erect, yellowish brown, the down- 
See facing flowers purplish tinged. Mt. Pinatubo, April to June, 1927. 
robanch. 
22208. Polypodium lepidosorium C. Chr. n. sp. Upon wet humus covered 
stones among t ets; rhizome rigid, short, rebranched, tightly attached; 
stipes erect, it and the recurved blade rigid, very smooth and sublucid 
ed, the blades simple to forked in both sterile and fertile ones. Note: 
is species was growing intermixed with number 22209 or Polypodium pypestre 
Blm., but I found no difficulty in collecting them separately. Mt. Pina- 
tubo, April to June, 1927. Polypod. 
22209. Polypodium rupestre Blm. Upon wet stones among dense thickets; 
rhizomes tightly attached, short rebranched; stipes erect, rigid; the blade 
quite rigid, more or less recurved toward their tip and paler beneath, 
lucid above, very smooth; both sterile and fertile ones diverse in size. 
Mt. Pinatubo, April to June, 1927. Polypod. 

