BARNES — NORTH AMERICAN MOSSES. 



219 



to determine their position. B. leucolomatum C. M. & Kindb., 300; B. 

 alpiniforme Kindb., 310; B. Floridanum, R. & C, 320; B. erythro- 

 phyllum Kindb., 326; B. erythrophrjlloides Kindb., 327; B. denticula- 

 tum Kindb., 332; B. hydrophyllum Kindb., 333; B. hcematoi^hyllum 

 Kindb., 340; B. oligochloron C. M. and Kindb., 341; B. mierocephaluni 

 C. M. & Kindb., 342; B. pygmceo-alpinum C. M. & Kindb., 343. Two 

 other species, B. Baueri Hampe (CaUfornia) and B. Wrightii Sull. 

 (Behring Straits) are listed by Ren. & Card. 



ZIERIA, p. 240. 



Costa vanishing, collum twice sporangium 

 Costa excurrent, collum = sporangium 



Z. julacea, 240. 

 Z. deniissa, 241. 



MNIUM, p. 241. 

 I. Leaves serrate. 

 Teeth of leaves single. 



M. Menziesii, 249. 



Stems dendroid ...... 



Stems simple or branched, not dendroid. 

 Basilar branches stoloniform. 



Leaves acuminate, serrate to middle, lid convex or 



mamillate, membrane of endostome lacunose M. cuspidatum,^ 242. 

 Leaves acuminate, serrate to base. 



Lid apiculate M. medium, 242. 



Lid mammiform M. affliie, 244. 



Leaves rounded at apex, mucronate, lid rostrate M. rostratum, 243. 

 Basilar branches erect, or stems simple. 

 Capsule warty-papillose at base 

 Capsule smooth at base. 

 Leaves nearly entire not decurrent 

 Leaves serrate to base, long decurrent 

 Leaves serrate above, entire below. 



Border distinct, yellowish-brown or red. 



Capsules clustered (2-3), leaf cells large and rect- 

 angular at the base . . . M. Drummondii, 243. 

 Capsules solitary, leaf cells uniform . . M. BIyttii, 353. 

 Border none or faint M. stellare, 247. 



M. venustum,- 242. 



M. affine rugicum, 244. 

 M. insigne,* 244. 



1 See Appendix, no. 345. 



"^ Mi macrociliare is insufficiently distinguished by Miiller from this species. 

 pendix, no. 346. 



3 See Appendix, no. 347. 



See Ap- 



