BAENE8 — NORTH AMERICAN MOSSES. 



207 



II. Capsule vertioally striate and sulcate when dry, or smooth. 



Distinctly striate. 

 Leaves plane or slightly concave. 



Oblong or lanceolate above, calyptra scabrous E. rhabdocarpa, 181. 

 Short, often subspatulate, calyptra not scabrous E. leiomitra, SS7. 



Leaves re volute all around, narrow 

 Smooth or faintly striate. 



Calyptra entire or lacerate at the base. 

 Smooth at the apex 

 Papillose or spinose at the apex. 



Oosta long excurrent . . . . 

 Costa percurrent or vanishing. 

 Capsule minutely wrinkled lengthwise 

 Capsule smooth when dry 

 Calyptra fringed at base, peristome present. 

 Leaves apiculate-acuminate 



£. Alaskana, UO. 



E. commutata, ISO. 



£. snbspathulata, S36. 



E. Tulgraris, 181. 

 E. leiocarpa, £S9. 



E. ciliata, 183. 



Leaves muticous E. Maconuii, 182. 



-E". apophysata N. &H., sec. Schimper Synop. Muse. Europ. 345 [ed. 2] 

 collected by Drummond is probably an error. See Appendix, no. 241. 



CALYMPERES, p. 184. 



Leaves oblong or broad-ovate. 



Upper leaves very obtuse, often fllamentose at apex C. Richardi, 184. 



Upper leaves acute, often fllamentose in middle C. disciforme, 184. 



Leaves narrowly panduriform, obtuse or retuse C. (?) crispum, 184. 



SYRRHOPODON, p. 185. 



Leaf margins bilamellate upwards 

 Leaf margins single throughout 



S. Floridanas, 185. 

 S. Texanus, 185. 



TETRAPHIS, p. 186. 



Pedicel straight 



Pedicel geniculate at middle 



T. pellacida, 186. 

 T. genicnlata, 187. 



DISSODON, p. 189. 



Seta short (5 mm.), thick, capsule erect, chestnut 



brown D. Hornschuchii, 189. 



