406 TWENTIETH KEPORT ON THE STATE CABINET. 



Mnium clndidioides^ Huben Swamps, Ulster Co. : C. F. Austin; sterile 

 Resembles M. 'punctatitm^ but the stems are more slender, the leaves 

 slightly toothed toward the point and destitutij of a conspicuous 

 thickened margin. 



Mnium medium^ Sen p. Moist shaded banks and ground in woods ; Fort 

 Edward, E.G. Howe. Sand Lake, Rens. Co., and llelderberg Mts., 

 May. Distinguished from M. affine by its hermaphrodite inflorescence ; 

 from M. drumondi by its larger size, deeper colored pedicels and by 

 its leaves being toothed to the base and more contorted when dry. 



Mnium drummondi, Brcii. & Sohp. Woods ; Fort Edward : E. C. Howe. 

 Sand Lake and Adirondack Mts. May. 



Mnium rostratum, Schwaegr. "Wet rocks along rivulets and in ravines; 

 Saratoo-a Co. : E. C. Howe. June. 



Airichum crispum, Ja3IES. Brooklyn (Capt. Pike legit.) : C. F. Austin. 



Pogonatum urnigerum, Brid. Gravelly banks by roadsides; North Elba. 



Leskea denticulata, Sulliv. Tappan, Rockland Co. : C. F. Austin. 

 Sterile. 



Anacamptodon splachnoides , Brid. Trees ; Rockland Co. : C. F. Austin. 



Myvrella julacea, Bryol. Europ. Rocks summit of Mt. Marcy. Not yet 

 found elsewhere in the United States. Sterile. Stems sparingly divided, 

 erect, compact, \'-V high ; leaves very closely imbricating, broadly 

 ovate, obtuse, not papillose, the margins nearly entire. 



Hypniim scition, Beau v. Base of trees and prostrate trunks in woods : 

 Luzerne, G. W. C. North Greenbush and Adirondack Mts. July. 



Hypnum sarmentosum^ Wahl. Springy places; Mt. Marcy. Sterile. Stems 

 riij^id, branched, 2'-5' high ; leaves oblong-lanceolate, obiuse, cuspi- 

 date, costato beyond the middle, cells at the base enlarged, pellucid. 

 It may be distinguished from H. stramineum by its more robust stems, 

 cuspidate leaves and red color. In American specimens the stems 

 are often simple 



Hypnum hamulosum, Bryol. Europ. Old logs in mountain woods; Shaw- 

 angunk Mts. : C. F. Austin. Adirondack Mts. Stems elongated, fili- 

 form, creeping, loosely pinnately branched, the branches gracefully 

 curved ; leaves subsecund, lanceolate, long acuminate, serrate above, 

 ecostate ; perichaetial leaves strongly serrate ; capsule oblong-oval, 

 suberect, straight or very slightly curved; inflorescence monoecious. 



Hypnum dimorphum, Brid. Base of trees {Thuja occidentalis) in deep 

 woods ; Adirondack Mts. 



Hypnum poly gamum, Bryol. Europ. Swamps and wet places. Warren, 

 Herkimer Co. : J. A. Paine. Catskill Mts. July. 



Hypnum lescurii, Sulliv. Rockland Co. : C. F. Austin. 



Hypnum sylvaticum, L. Recks in woods; Sand Lake and Adirondack Mts. 



HEPATIC^. 



Riccia sorocarpa, Bischoff. Buff"alo : G. W. C. " Frond solid, orbicular, 

 radiately divided ( J'-|' in diameter) pale green or glaucous both sides ; 

 lacinise bifid or subdichotomous, carinate-sulcate, much thickened and 

 furnished with a few inconspicuous white scales underneath; lobes 

 oblong, acutish or obtusish, not infrequently retuse,the margins plane 

 and naked, erectish or somewhat inflexed ; sporangia aggregated near 

 the base of the laciniae, the spores escaping through a chink in the 

 upper surface.'' C. F. Austin. 



