342 BRYACE^. [Hypnum. 



horizontal, short-ovate, turgid, solid, black when old, polished 

 and subglobose when empty ; lid convex-conical ; segments 

 split open; cilia appendiculate ; annulus large. — Muse. Recent. 

 ii. 2. 107. Brachythecnmi /Starkii, Bruch & Schimp. Bryol. 

 Eur. t. 5-il. 



Hab. Mountains of New England (Oakes); Pennsylvania {James). 



Variable in its more or less robust character and longer subcreeping 

 pinnately raraulose stems. In its slender state the species resembles the 

 next. It is generally of a darker green color. 



50. H. reflexum, Starke. Monoecious : entwining, widely 

 cespitose, flat, pale or yellowish green ; stems slender, long- 

 procumbent, more or less pinnately ramulose ; branches and 

 branchlets curved : stem-leaves more distant, sj^reading, sub- 

 secund on the branchlets, broadly ovate, more or less abruptly 

 subfiliform-acuminate, decurrent at base, minutely serrate all 

 around ; costa subi^ercurrent ; alar cells loosely oval-quadrate ; 

 perichaetial leaves ecostate : capsule small, ovate-globose, solid, 

 abruptly horizontal ; operculum convex-conical, apiculate ; seg- 

 ments split nearly their whole length ; cilia slender, appendicu- 

 late; annulus narrow. — Web. & Mohr, Bot. Tasch. 306 and 

 476 ; Schwaegr. Suppl. ii. 1. 161, t. 143. J^rachythecium re- 

 flexum, Bruch & Schimp. 1. c, t. 539. II. subtenue, James, 

 Proc. Acad. Philad. 1855, 447. 



Hab. Gorham, New Hampshire (James); Garrett County, Maryland 

 (J. Donnell Smith). 



51. H. CBdipodium, Mitt. Monoecious : stems procum- 

 bent, loosely cespitose, subpinnately divided ; branches radicu- 

 lose : leaves broadly ovate-acuminate, costate to the middle, 

 serrulate on the borders ; cells of the basal angles numerous, 

 quadrate ; perichaetial leaves convolute, broadly elliptical-acumi- 

 nate, serrulate at the apex, ecostate : capsule inclined, oval, un- 

 symmetrical ; pedicel thick, minutely scabrous ; lid conical ; 

 peristome normal ; cilia two, appendiculate. — Journ. Linn. Soc. 

 viii. 32, t. 5. 



Hab, Lake Huron ( Todd) ; Pack River and Rocky Mountains (Lyall) ; 

 Bitterroot Mountains, N. W. Montana ( Watson). 



Like IT. Starkii in the thick seta and appearance of the capsule, but 

 the leaves differ in texture, and in drying do not become striated. 



52. H. rutabulum, Linn. Monoecious : loosely cespitose, 

 bright or yellowish green, scarcely glossy ; stems prostrate, 

 creeping ; branches and branchlets erect, gradually attenuate to 



