MOSSES FROM CHINA AND JAPAN. 451 
aurantiaca nitente, collo indistincto siccitate subplicato instructa, 
operculo longe et oblique subulato-rostrato, ealyptra cucullata 
angusta paululum infra operculum desceudente. 
GYMNOSTOMUM  AURANTIACUM, Par, — China: Mt. Omei, 
Szechuen (Dr. E. Faber, no. 1112). 
DICRANACEX. 
TREMATODON LONGICAULIS, Rich.—Chma: on a granite rock 
near the Canton Bazaar, Hongkong, c. fr. (Dr. W. T. Alexander, 
Mar. 1846, no. 16) ; Hongkong, c. fr. (C. Ford, Mar. & Nov. 
1889, nos. 158, 206). 
DIcRANELLA OBSCURA, Sull. 4 Lesq. (Pl. 17. figs. 21-29).— 
Dioica, tenella vel elata, dense lateque czespitosa, cwespitibus molli- 
bus vix sericeis luteo-viridibus, caule ereeto vel ascendente-erecto 
1-3 mill. alto simplice sepe flexuoso inferne fusco- viridi, foliis 
dense confertis erecto-patentibus interdum subsecundis superior- 
ibus flexuosis e basi subvaginante oblonga vel obovata subulatis 
canaliculatis integris vel plerumque summo apice minute et parce 
dentieulatis, margine plano, nervo percurrente latiusculo, cellulis 
in basis parte superiore angustis elliptico-rectangulis vel elongato- 
rectangulis incrassatis, in parte inferiore latioribus, foliis peri- 
chætialibus e basi longiore magis vaginante subulatis interdum 
curvatis, capsula in pedunculo erecto 5-25 mill. longo tenui 
flexuoso levi stramineo polymorpha, nune ovato-cylindrica 
2 mill. longa erecta æquali, nune ovato-globosa 1 mill. longa 
inequali, ætate plerumque plicata, brunnea sæpe sub ore 
constricta annulata, annulo lato revolubili, operculo oblique 
subulato-rostrato, ealyptra cucullata levi, peristomü dentibus 
rubris ad medium vel ultra bifidis, cruribus pallidis papillosis, 
sporis majusculis 18-22 y diam. minutissime asperulis. 
Planta mascula feminea conformis, sed gracilior, simplex vel 
sub flore terminali gemmiformi innovans, foliis perigonialibus 
externis e basi lato vaginante subulatis, internis late ovatis subito 
acuminatis, omnibus nervatis, paraphysibus numerosis filiform- 
ibus. 
A D. heteromalle, Schimp. formibus omnibus cellulis basis 
folii superioribus angustis incrassatis, annulo lato nec non 
sporis multo majoribus distineta; D. amplevanti, Mitt. et D. 
divaricate, Mitt. affinis, sed foliis dense confertis longe recedens. 
China: moist shady bank opposite Hongkong (Dr. W. T. 
Alexander, Mar. 1845, no. 14); on the ground on a mountain- 
top, Tung-zan (idem, Feb. 1846, no. 15); Hongkong (Wilford, 
