— 337 — 



short-acumhiatc, only the nppei-most long-acnminate; elder 

 sheath-cells pale yellowish brown. — Wet meadows and swamps 

 or r. on rocks. Eur. r. sGermany^: Limpricht. Amer. less r. 

 Can.: Maconn. U. S.: Roell. 

 S.T.bararica Hessler. 



Differs from the last: Nearly all leaves subconvolute serrate 

 in upper half; sheath-cells hyaline. — Crevices and caverns of 

 rocks. Eur. not r. Norway! Amer. r. Can.: Macoun. 

 151. Aulacomniniu Sehwsegrichen. 



I. Orthopyxis. Capsule red-brown often straight; pedicel 

 not very long. Male flowers gemmiform. Leaf-cells rotundate 

 green nearly uniform. Tufts green not high. Not growing in 

 swamps. 



II. Gymnocybe. Capsule brown not straight; pedicel very 

 long. Male flowers discoid. Upper leaf-cells round-angular, 

 lowest basal larger us. brown. Tufts us. high large and yello- 

 wish. Dioecious. Growing in swamps. 



I. Orthopyxis Palisot de Beauvois. 

 l.A.andFOgynnm L. — Mnium L.; Aulacomnium Sehwsegrichen. 



Leaves broader below, gradually tapering and sublinear sub- 

 obtuse, denticulate above, recurved below to middle. Capsule 

 straight subcylindric; teeth pale yellow; lid conic; pedicel longish. 

 Often with globose pedicellate buds. Dioecious. — Rocks and 

 stumps princ. in lower districts. Eur. common. Sweden, Ger- 

 many! Amer. Can.: Macoun. 



2.A.heterostichllill Beauvois. — Orthopyxis Beauv.; Aulaco- 

 mnium Br. eur. 



Lower leaves obovate; upper suboblong subobtuse or apicu- 

 late, slightly reflexed near base, serrate nearly all around. 

 Capsule oblong-cylindric often curved; teeth whitish; lid ro- 

 stellate; pedicel not long. Monoecious. — On base of ttees. 

 Amer. eastern states. Can.: Macoun. U. S.: Green, com. Cardot. 



II. Gymnocybe Ahnfelt et Fries. 

 S.A.palustre L. — Mnium L.; Aulacomnium Schwsegr. 



Leaves not cucuUale, serrulate above, gen. sublanceolate, very 

 papillose, us. twisted when dry. Inner perichetial leaves subu- 

 late; costa excurrent. Capsule often curved; lid rostellate. Tufts 

 us. tomentose, often with pseudopodia (pedicellate buds). — 

 Swamps common. Eur. Sweden, Switzerl.l Amer. Can.: Macoun; 

 Waghorne. 

 * A.papillosum C. M. in Flora 1875. 



Leaves with longer papillae, long-decurrent; alar cells larger, 



