438 The Philippine Journal of Science 1920 
long, somewhat puberulent, the lobes spreading, rounded or 
obtuse, the apex of the capsule truncate or nearly so. 
Luzon, Laguna Province, Paete, Bur. Sci. 229UU, 23021/. (type) 
McGregor, June, 1915, in forests, altitude 100 to 200 meters. 
This species is perhaps as closely allied to Ophiorrhiza ovata 
Merr. as any other species, but has differently shaped, somewhat 
larger leaves, dense inflorescences, and larger capsules which 
are truncate at their apices. 
OPHIORRHIZA OVATA sp. nov. 
Herba erecta, simplex vel parce ramosa, usque ad 14 cm alta ; 
foliis in paribus plus minusve inaequalibus, subtus ad costa ner- 
visque parce puberulis, ovatis ad oblongo-ovatis, membranaceis, 
usque ad 5 cm longis, supra olivaceis, nitidis, subtus pallidis, 
apice acutis vel acuminatis, basi decurrento-acuminatis, nervis 
utrinque circiter 6, tenuibus; inflorescentiis laxis, tenuiter pe- 
dunculatis, usque ad 2.5 cm diametro, paucifloris ; floribus glabris, 
corollae tubo circiter 2.5 mm longo. 
An erect, simple or sparingly branched, nearly glabrous herb, 
up to 14 cm in height. Stems slender, somewhat pubescent. 
Leaves of each pair somewhat unequal in size, ovate to oblong- 
ovate, membranaceous, entire, 2 to 5 cm long, 1.5 to 2.3 cm 
wide, the upper surface olivaceous, shining, glabrous or with 
very few, widely scattered, short hairs, the lower surface pale, 
distinctly puberulent on the midrib and lateral nerves, the apex 
acute to acuminate, base decurrent-acuminate; lateral nerves 
about 6 on each side of the midrib, slender, distinct, anastomos- 
ing; petioles slender, 5 to 10 mm long, pubescent. Cymes lax, 
glabrous, few-flowered, their peduncles slender, about 1 cm long, 
the pedicels up to 4 mm in length. Flowers white, glabrous. 
Calyx ovoid, 1.2 to 1.5 mm long, the teeth 5, oblong, obtuse, 0.3 
nun long. Corolla-tube cylindric, glabrous, 2.5 mm long, the 
lobes ovate, about 1 mm long. Capsule compressed, about 5 mm 
wide, the lobes divaricately spreading. 
Luzon, Laguna Province, Siniloan-Infanta trail, near Fami, 
Bur. Sci. 23163 McGregor, July 20, 1915, on damp rocky stream 
banks. 
This species is well characterized by its low stature, its usually 
ovate leaves, and its slender, peduncled, lax, glabrous inflores- 
cences. 
OPHIORRHIZA PUBIFLORA sp. nov. 
Herba erecta, simplex vel parce ramosa, 5 ad 12 cm alta, 
perspicue pubescens vel puberula; foliis in paribus distincte 
