— 92 — 



pointed acumen, minutely denticulate above to below middle, 

 stronger serrate at base, broadly recurved only near base, long- 

 decurrent; alar cells hyaline very numerous, the others linear; 

 costa reaching to acumen. Branch-leaves ovate-oblong subtrian- 

 gular acute or short-acuminate, minutely denticulate but near 

 apex serrate, recui-ved all around; apical cells oblong. Cajisules 

 unknown. Stem creeping, rigid when dry; branches brown- 

 yellowish golden glossy. Dioecious. — Amer. r. U. S. Califor- 

 nia: Mrs L. C. Feely 1882. 

 20.C.COrticola Kindb. — Homalothecium buU. Torr. club XVIl. 



Stem-leaves ovate-triangular with long filiform point, denti- 

 culate at base, sinuolate or nearly entire above, not or near 

 base slightly recurved, indistinctly decurrent; alar cells few not 

 hyaline, the others hnear-lanceolate; costa reaching to the point. 

 Branch-leaves subtriangular or broadly ovate-oblong, short-acu- 

 minate acute minutely denticulate, recurved to acumen; upper 

 cells rhomboidal or oval-oblong; costa shorter. Capsule oblong- 

 cylindric straight or slightly curved; teeth orange; segments 

 long split; cilia none; annulus broad; lid short-pointed; i)edicel 

 short faintly rough. Branches subjulaceous. Tufts green com- 

 pact. Monoecious or pseudo-monoecious. Habit of Pylaisia 

 intricata. — On bark of trees r. Amer. Pacif. distr. Can.: 

 Macouu. 



bb. Stem eradiculose, irregularly divided. 

 21.C.aureoluni Kindb. revue bryol. 1895. 



Leaves small not decurrent, minutely denticulate all around, 

 short-triangular subovate-oblong (or on branches broadly ovate- 

 lanceolate) with subulate not long acumen; alar cells few, the 

 others lanceolate-linear; costa vanishing below acumen. Cap-^ules 

 unknown. Tufts golden glossj'. Branches curved. Habit of 

 G. aureum. Dioecious. — Rocks r. Eur. Norway: E. Nyraan; 

 C. Kaurin. U. S. Pacif. distr.: Roell, com. Cardot (»Hoiu;ilo- 

 thecium nevadense var. subulatums Cardot). 



57. Eurhynchinui Bryol. eur., in part. 



A. Leaves very distinctly mamillose (subpapillose). 



I. Scabridaria. Lid of capsule gen. not rostrate; pedicel rough. 

 Leaves decurrent, serrate or serrulate all around gen. not large. 

 Stem us. pinnate; branches not compressed. Us. dioecious. 



B. Leaves, princ. the uppermost on branches, faintly mamil- 

 lose near apex. 



a. Pedicel of capsule (,exc. £. tenellam and E. labradoriaim) 

 Bmooth. 



