ISOTHECII. 151 



suddenly attenuated, with longer points, faintly 2-nerved at 

 the base. — Hook, fy Wils. t. lxi. ' 



On rocks and trees. Var. /3 in North-West Hebrides, Dr. 

 C. Smith. Not yet found in fruit. 



The above is copied from the 'Bryologia Britannica.' 

 Schimper proposes a new genus for it (Myurium), though 

 ignorant of its fruit. If, however, it should ultimately prove 

 to belong to a distinct genus, it should bear Wilson's name of 

 Lampurus. Whether it is really identical with the Antarctic 

 species is, for the present, uncertain. The narrow oblongo- 

 rhomboid cells seem to indicate a genus different from Leu~ 

 codon. 



27. ANOMODON, Hook. §• Tayl. 



Sporangium symmetrical; peristome double; outer of six- 

 teen teeth ; inner of sixteen irregular fugacious processes alter- 

 nating with those of the outer peristome, and connected at 

 the base by an obscure membrane ; veil naked, cuculliform ; 

 branches simple or irregularly divided ; leaf-cells small, ellip^ 

 tic, or orbicular. 



1. A. viticulosus, Hook, fy Tayl. ; sparingly branched; leaves 

 subsecund, crisped when dry, ovato-lingulate, obtuse; nerve 

 reaching nearly to the tip; fruitstalk slender, elongated; 

 sporangium erect, subcylindrical ; lid conical, acute. — Hook. 

 $ Wils. t. xxii.; Eng. Bot. t. 265.; (Plate 13, fig. 6); Moug. 

 $ Nest. n. 237. 



On rocks, walls, and trees, chiefly in calcareous districts. 

 Bearing fruit, but rarely, in winter. 



Dioicous; forming broad, bright-green patches, which are 

 ochraceous below. Rhizoma creeping, nearly simple; se- 

 condary stems erect, simple, or slightly divided ; leaves more 

 or less secund, ovate, narrowed above, and tongue-shaped, 



