MUSCI AND НЕРАТІСЖ RECORDED FROM JAPAN. 185 
this group ; itis described with leaves having an oblong-ovate base, gradually long-acumi- 
nate, plicate, serrate, a nerve almost percurrent, a cylindraceo-oval capsule, and а long- 
beaked operculum, the cilia of the internal peristome “ subnullis." It was gathered at 
Simoda, 
168. Нурмом La&viserum, Sande-Lacoste іп Miq. Ann. Mus. Bot. Lugd. Bat. ii. 298, 
р. 186, t. 1. Dioicum. Саше repente, stolonifero ramoso, ramis erectis pinnatis ; 
foliis confertis erecto-patentibus ovato-lanceolatis, longitudinaliter profunde sulcatis, 
strictis, margine ubique denticulatis, costa infra apicem desinente; cellule elon- 
байге anguste; perichzetialibus internis oblongo-lanceolatis acuminatis, apice denti- 
culatis; capsula in pedicello levi purpureo erecta vel parum inclinata, oblonga, 
leptoderma; peristomio simplici, dentibus lanceolatis dense trabeculatis linea divi- 
surali distincta. 
Collected by Textor, locality not stated. 
Compared with H. sericeum ; and the characters agree nearly with those ascribed to 
H. sciureum, differing, however, in the pinnate branches and ovate lanceolate denti- 
culate leaves. From the figure it appears to be a more slender species. 
_ Sect. Brachythecium, Schimp. 
169. Н. rsEUDOPLUMOSUM, Brid. | 
Fertile specimens, ‘Challenger’ Exp.; Joshin, Nikko, Bisset. Recorded also by Siebold, 
Textor, and Pompe van Meerdervoort. 
170. Н. cauERATUM, Mitt. in Journ. Linn. Soc., Bot. iii. Suppl. 78. 
Nikko, Bisset. 
. Тһе specimens agree nearly with those from India. 
Sect. Isothecium, Brid. 
171. Н. DIVERSIFORME, sp.n. Dioicum. Fruticosum, stipite brevi subnullove, ramis 
pluribus inordinatis, seepe stoloniformibus, vage pinnatim expansum. Folia majora 
patentia subcompressa, ovata, acuminata, nervo paulo ultra medium desinente, 
margine minute serrulata, ramea ovata ovaliaque acuta evidentius serrulata, вере 
uno latere inflexa, e cellulis angustis areolata ; perichzetialia ovato-lanceolata acumine 
longiore divergente integerrima. Theca іп peduneulo brevi oblonga, erecta, cinna- 
momea, operculo acuminato, peristomio interno ciliis obsoletis. 
With mature fruit, ‘Challenger’ Exp.; in the same state, Maries.  Fujisan with 
fruit past maturity in May, Bisset. Also in Tsus Sima, Wilford. 
Habitus H. myuro similis, H. myoswroidi autem statura similior. Caules valde diver- 
siformes, minores 1 em. alti et fertiles, alii 4-8 cm. longi, arbusculosi. Pedunculus 
1 cm. longus. Theca cum operculo 2 mm. longa, pulchre colorata. 
° Not like any of the species as yet known from N.W. America, except. И. acuticuspis, 
Mitt., and this has a capsule almost horizontal. 
Sect. Ptychodium, Schimp. 
172, Н. HAKONIENSE, sp. n. Dioicum. Caulis repens, ramis pluribus erectis simpli- 
SECOND SERIES.—BOTANY, VOL. III. 20 
