22042. Epipogum roseum (Don). In wet humus covered stony ground of 
deeply shaded ravines; stem erect, succulent, whitish but soon turning 
brown when old; flowers descending also white. Mt. Pinatubo, April to June, 
1927, Orchid. 
22043. Ophiorrhiza zambalensis Elm. n. sp. Loose tufts in wet humus 
covered ground along shaded stream beds; stems easily breaking, the upper 
side of the leaves shining and much darker green; erect inflorescence green- 
ish, the corolla whitish. Mt. Pinatubo, Aprii to June, 1927. Rubiac. 
22044. Dryopteris adenophora C. Chr. var.? Several stemmed terrestrial 
clusters upon wooded wet ledges near a stream bed; stems erect, the stipes 
yellowish green; fronds longer than the stipes, much recurved; the thin seg- 
ments much lighter green beneath; root stalk 6 inches long, rather thick. 
Mt. Pinatubo, April to June, 1927. Polypod. 
22045. Lasianthus zambalensis Elm. n. sp. Slender erect shrubs upon 
wooded ledges near stream beds; wood moderately hard, the bark smooth and 
yellowish gray; branches green, rigid, occasionally rebranched; leaves shining 
and darker green above; flowers erect, whitish; fruits wash-blue when mature. 
Mt. Pinatubo, April to June, 1927. Rubiac. 
22046. Williamsia viridescens Elm. n. sp. Erect shrub upon damp wooded 
ledges; wood moderately hard, white, the smooth bark gray and brown mottled; 
branches lax; leaves sublucid on both sides, slightly paler beneath; calyx 
green, the erect buds and corollas creamy white. Mt. Pinatubo, April to June, 
1927. Rubiac. 
22047. Semecarpus cuneiformis Blco. Erect shrub in stony ground of 
woods above a stream bed; stem few branched, the yellowish white wood rather 
hard or tough, the bark smooth and yellowish gray; twigs rigid; leaves a 
trifle curved upon the lower glaucous green surface, the midvein and veins 
yellowish; infrutescence erect, paniculate, the thick green stalks rigid; 
fruits lucid, the fleshy base green to yellow and red, the ripe seed nearly 
_black[?]. Mt. Pinatubo, April to June, 1927. Anacard. 
22048. Eria ramosii Leav. Forming dense mats along the upper side of 
tree branches along a very moist gulch; stems erect, green and herbaceous; 
the leaves thick, also ascending, slightly paler beneath; flowers descending, 
very deep or dark purple especially on the inner sides. Mt. Pinatubo, April 
to June, 1927. Orchid. pa 
. 22049. Asplenium pellucidium Lam. var. Dense clumps upon humus and 
vine covered stones of a deeply shaded creek bed; fronds erect, recurved 
towards the apex, darker green above; the rhizome short, rigid, suberect; 
the stipes and rachis earthy brown. Mt. Pinatubo, April to June, 1927. 
Polypod. 

