66 CKTPTOGAMIA. 



43. Hypnum cochlearifolium, Schwcegr. 



Hypnum cochlearifolium, Schwsegr. Suppl. 1, 2, p. 221, t. 88. 

 Hypnum flexile, Hook. Muse. Exot. t. 110. 



Hab. Bay of Islands, New Zealand. 



44. Hypnum chlamydophyllum, Hooh.fil. & Wils. 



Hypnum chlamydophyllum, Hook. fil. & Wils. in Lond. Jour. Bot. 3, p. 552 ■ Flo. 

 Antarct. p. 139 ; H. arcuatum, Mont, e Mitten in Hook. Jour. Bot. 1856, p. 264. 



Hab. Orange Harbor, Fuegia. 



45. Hypnum apertum, Sulliv. (Tab. 16.) 



R monoieum: caule prostrato elongate remote subpinnatim rarnoso ; 

 ramis incequalibus complanatis ; foliis laxis bifariis oblique orbiculari- 

 ovatis acuminulatis rnodice concavis ecostatis continue elliptico-areolatis ; 

 capsula truncato-ovali horizontal pendulave, operculo convexo-conico. 



Hypnum apertum, Sulliv. in Proceed. Amer. Acad. Art. Sci. Jan. 1854. 



Var. /3. condensatum: statura minore ; caulibus assurgentibus densius pinnato-ramo- 

 sis; foliis longius tenuiter acuminatis. 



Hab. Tahiti, Society Islands ; var. (3. Sandwich Islands. 



A medium-sized pale yellow, shining moss, forming extensive mats. 

 Stems 4-6 inches long, sparingly pinnately branched ; branches flat, 

 of unequal lengths. Leaves ovate and orbicular-ovate, concave, more 

 or less oblique, bifariously directed, distant, acuminulate, entire, ecos- 

 tate, of a firm and thin texture, with a small, neatly defined, elliptical, 

 or fusiform areolation. Capsule subgibbose-oblong, horizontal or pen- 

 dulous. Peristome hypnoid; ciliolae, 2. Annulus double. Opercu- 

 lum hemispherico-conic. Calyptra not seen. Pedicel erect, flexuous, 

 smooth, an inch or more long. Perichgetial leaves oblong, convolute, 

 with long, flexuous points. Monoicous : male flower minute, situated 



