BRYOLOGICAL FLORA OF THE PHILIPPINES. 
POTTIACE^E. 
143 
WEISIA Hedw. 
Weisia flavipes Hook. f. & Wils. 
Luzon, Province of Nueva Viscaya, Mount Umugum, Bur. S'ci. 8280 Ramos. 
Area: Eastern Australia, Tasmania, and New Zealand. 
HYMENOSTYLIUM Brid. 
/ 
Hymenostylium luzonense Broth, sp. nov. 
Dioicum ; gracile, caespitosum, caespitibus densis, ■ extensis, laete- vel 
fuscescenti-viridibus, haud nitidis ; caulis ad 5 cm usque altus, erectus 
vel adscendens, per.totam longitudinem plus minusve fusco-radiculosus, 
laxiuscule foliosus, dichotome ramosus, ramis fastigiatis; folia sicca sub- 
erecia, flexuosula, humida subsquarroso-patula, .carinato-cohcava, linearia, 
breviter lanceolato-acuminata, aeutissima, marginibus plerumque basi uno 
latere anguste recurvis; caeterum erectis, integerrimis, nervo crassiusculo, 
infra summum apicem evanido, dorso laevi, eellulis minutis, incrassatis, 
quadratis vel rotundato-quadratis, chlorophyllosis, basilaribus rectangular- 
ibus, hyalinis, omnibus laevissimis; seta 5-7 mm alta, tenuis, strictiuscula, 
rubra, laevissima; theca q recta, oblonga, microstoma, fusco-rubra, haud 
nitida, laevis ; opefculpm oblique rostratum, rostro theca breviore. 
Luzon, Province of Benguet, Trinidad River, Bur. Sci. 5518, 5519 Ramos: 
Bued River, on dry cliffs, altitude about 920 m, Merrill 4888. 
Species H. curvirostro (Ehrh.) Lindt), habitu similis, sed thecae forma ocul'o 
nudo jam dignoseenda. 
MERCEYA Schimp. 
Merceya subminuta Broth, sp. nov. 
Autoica; tenella, caespitosa, caespitibus densis, late extensis, fuscescenti- 
viridibus, haud nitidis ; caulis usque, ad 1 cm altus, erectus, strictus, basi 
fusco-radiculosus, dense foliosus, simplex vel apice innovationibus bre- 
vibus, erectis praeditus; folia sicca incurvula, contracta, marginibus 
undulatis, humida erecto-patentia, carinato-concava, e basi breviter spathu- 
lata oblongo-lingulata, breviter acuminata, acuta, c. 2 mm longa et c. 0.53 
mm lata, marginibus erectis, integerrimis, nervo crassiusculo, rufescentej 
infra summum apicem f olii evanido, dorso laevi, eellulis plus minusve 
incrassatis, lumine angulato-rotundato, c. 0.007 mm, chlorophyllosis, 
basilaribus internis subito multo majoribus, laxis, quadratis, fusco-aureis, 
ad marginem infimam anguste reetangularibus, omnibus laevissimis; 
iracteae perichaetvi foliis similes ; seta c. 4 mm alta, tenuis, strictiuscula, 
sicca dextrorsum torta, lutea, laevissima; theca erecta, minuta, breviter 
oblonga, leptodermis, sicca deoperculata plicatula, nitidula, pallide fusca; 
95495 : 4 
