Williams: Mosses of Philippine and Hawaiian Islands 577 



branch-leaves but often almost lacking on the lower part of the 

 stem-leaves; perichaetial leaves loosely convolute, erect, smooth, 

 broadly oblong-lanceolate, the inner nearly 1.5 mm. long with 

 rather short, narrowly acute, not quite entire point; seta rough 

 throughout, 10-12 mm. long; capsule oblong, nodding, about i 

 mm. long without the lid, constricted under the mouth when dry, 

 the exothecal cells mostly oblong with walls much thickened at 

 the angles, the stomata few, near the base; annulus large; outer 

 peristome finely cross-striate below, papillose in the upper part, 

 the inner about as high as the outer, consisting of a high basal 

 membrane, rather pale and minutely papillose, bearing narrow, 

 keeled segments with short, narrow slits along the median line and 

 terminating in filiform points with one or two slender, nodose cilia 

 nearly as long, between them; Hd conical, acute, its height slightly 

 exceeding the basal diameter; spores not quite smooth, about 10 n 

 in diameter. 



Oahu: Honolulu, March, 1909, 7227. 



Compared with C. prionophyllum (C. Miill.) Broth, of India, 

 Java and the Celebes, this species is perhaps slightly stouter and 

 has broader, shorter pointed, more serrulate leaves as well as a 

 rough seta. 



