BARNES NORTH AMERICAN MOSSES. 271 



suddenly narrowed into a long subula: capsules pale, ovate, striate; annu- 

 lus broad; lid half length of capsule, beaked; peristome small; teeth cleft 

 to middle; spores large. Braithw. Brit. Moss Flora 1: 130. Greenland. 



92. Campyopus Henrici Een. & Card. Cespitose, yellowish green: 

 stems very short, without tomentum: leaves slightly secund, lanceolate- 

 subulate and semitubulose from an oblong base, upper generally tipped 

 with a short hyaline denticulate and often broken point; basilar cells rect- 

 angular (3-4 : 1), those of angles sometimes rather soft and yellowish, not 

 forming distinct auricles, upper elongated, straight, linear; costa broad, 

 Yz width of leaf: male flowers small, gemmiform, placed near tips of stems: 

 female flowers and capsule unknown. Bot. Gaz. 13: 198. 1888. Sandy 

 ground: Saline county, Kansas. 



93. Fissidens incurviis brevifolius Ren. & Card. Leaves broader and 

 shorter: border of the vaginant lamina widening less at the base. Bot. 

 Gaz. 14: 94. 1889. On the ground in woods: Baton Rouge, La. 



94. Fissidens pusillus Wils. Heteroicous: plants very small, simple 

 or branched at base: stems short, inclined: lower leaves very small, larger 

 above and mostly secund, narrow lanceolate, becoming smaller towards 

 apex, sharp pointed, margin quite entire, border narrow, vanishing below 

 apiculus, costa lost at point; vaginant lamina not reaching middle of leaf, 

 inferior lamina semi-lanceolate, rapidly narrowed at base and lost before 

 reaching stem; cells oval or rounded: capsule on a pale seta, very small, 

 erect or inclined, oval-cylindric, strongly contracted below mouth when 

 dry; lid conic, somewhat obliquely rostrate; peristome deep red, arising 

 below orifice, teeth deeply cleft, legs subulate, filiform, rough; spores 

 brown, smooth. Braithw. Brit. Moss. Flora 1: 68. Abundant on damp 

 flat limestone rocks in woods: Ontario. 



95. Fissidens obtnsifolius Kansanus Ren. & Card. Leaves with a 

 broad border of elongated cells on the margins of vaginant lamina, and a 

 narrow more or less distinct border on dorsal wing. Bot. Gaz. 15: 40. 

 1890. Saline county, Kans. 



96. Fissidens taxifolius Langloisii Ren. & Card. Habit a little more 

 robust, leaves subobtuse, apiculate, dorsal lamina suddenly rounded at 

 base as if auriculate. Revue Bryol. 19: 78. 1892. Louisiana. 



97. Fissidens adiantoides brachyphyllus Kindb. Leaves very short. 

 Mac. Cat. 37. On boulders: Belleville, Ont. 



98. Fissidens falcatulus Ren. & Card. Very small, gregarious, yellow- 

 ish green: stems rather rigid, plumulose: leaves 4-8 pairs, falcate secund 

 and rigid when dry, linear lanceolate, acute or sub -apiculate; vaginant lam- 

 ina about one-half length, narrowly bordered, dorsal lamina not bordered, 

 tapering below, apical lamina without a border, subentire or minutely 

 crenulate at apex; costa pale, subpercurrent; cells hexagonal, pellucid: 

 fruit unknown. Bot. Gaz. 19: 237. 1894. On the bark of trees: Louisiana. 



