FROM JAPAN AND CHINA. 151 
interstitiis teneris basi paucis brevioribus, foliis rameis carinatis, peri- 
cheetialibus e basi latiore ovata subulato-lanceolatis, theca in pedun- 
culo elongato rubro globosa horizontali plicata, operculo conico-con- 
vexo, peristomio normali ?, flore masculo perichetio proxima. 
Hab. In a marsh in the hills, Pi-quan Island, China, Alexander. 
Very similar to P. radicalis (Beauv.), but the leaf is wider and 
more laxly areolate, the nerve not denticulate on the back. The 
male flower has not been seen. 
P. LANCIFOLIA, sp. nov. Dioica, cspitosa, caule elongato, foliis erecto- 
patentibus subsecundisve anguste elliptico-lanceolatis sensim tenuiter 
acuminatis, nervo excurrente, marginibus revolutis serrulatis, cellulis 
elongatis papillosis basi paucis subquadratis, perichetialibus internis 
ovato-lanceolatis subplicatis integerrimis, externis e basi latiore sen- 
sim subulato-lanceolatis, theca in pedunculo elongato rubro globosa 
plicata inclinata, peristomio normali ?, dentibus parvis luteis brevibus. 
Hab. Rocks at Nagasaki, Japan, Oldham. 
Glaucous green. In size similar to small forms of P. fontana 
(L.), and allied to P. mollis, Dzy. et Molk., but differing in its 
more elliptical leaf, the widest part being about the middle. 
P. socta, sp. nov. Dioiea, laxe cespitosa, caule brevi, foliis erecto-pa- 
tentibus subsecundis anguste ovato-lanceolatis, marginibus recurvis 
serrulatis, nervo excurrente, cellulis elongatis angustis basi abbreviatis 
parvis quadratis, perichzetialibus e basi ovata longe subulatis, theca in 
peduneulo elongato rubro globosa inclinata plicata, operculo conico, 
peristomio dentibus brevibus rubris, interno processibus 4 brevioribus 
punetulatis, ciliis singulis brevibus interpositis. 
Hab. Nagasaki, Japan, Oldham. 
Pale green. Similar to P. Muhlenbergii (Schw.), but with 
Shorter leaves. 
BRYACEA, Mitten. 
Bryvm, Dill. 
B. scABRIDENS, sp. nov. Dioicum, caule brevi, foliis erecto-patentibus 
lanceolatis acutis, nervo percurrente, marginibus apicem versus serru- 
latis, cellulis elongatis angustis, perichztialibus subulato-lanceolatis 
marginibus recurvis, theca in pedunculo przlongo rubro elliptico 
ovali horizontali, operculo conico acuminato brevirostrato, peristomio 
dentibus e medio ad apicem rugulosis punctatis, interno processibus 
angustis perforatis rugulosis punctatis, in membrana ad tertiam par- 
tem longitudinis dentium exserta, annulo composito. 
Hab. On damp ground in shady places, Nagasaki, Japan, Oldham. 
Closely resembling B. flexuosum (Harvey). Improperly referred 
to Webera in the * Musci Indici. 
