60 NINETEENTH ANNUAL REPORT ON THE STATE CABINET. 



H. demissum, Wils. 



Moist surfaces of rocks on mountains. Catskill mountains. Rare. 



July, August. 



H. MICROCARPUM, C. Mull. 



Rotten tree-roots in woods, Staten Island, A. A. Adee. 



The form here noticed is the variety with inclined capsules. It pro- 

 bably does not extend to the central and northern parts of the State. 



H. CYLINDRICARPUM, C. Mull. 



Old logs in woods. Base of the Helderberg mountains, near Know- 

 erville station. Rare. November, December. 



A variety with capsules a little shorter than usual. 



H. recurvans, Schwaegr. 



Ground, old logs and rocks, especially on mountains. Very variable 

 and frequent. November, December. 



H. albulum, C. Mull. 



Moist ground and base of shrubs about waterholes, Shawangunk 

 mountains, C. F. Austin. 



A southern moss which probably does not extend far within our 

 southern boundary. 



H. eugtrium, Bryol. Europ. 



Rocks in shallow streams, base of Mount Marcy, Lesqx. Cranberry 

 creek, Sand Lake. Dripping rocks, Catskill mountains. June. 



H. molle, Dicks. 



Rocks in mountain streams. Catskill mountains. June. 



H. ochraceum, Turn. 



Same habitat as the preceding. Adirondack mountains, August, 

 Lesqx. Shawangunk mountains, C. F. Austin. Sand Lake. 

 Sterile in the two localities last named. 



H. MONTANUM, Wils. 



Humected rocks, near the top of Mount Marcy, August, Lesqx. 

 H. cuspidatum, L. 



Cranberry swamp near Port Kent, Lake Champlain, Lesqx. Fort 

 Edward, E. C. Howe. Sterile. 



H. SCHREBERI, Willd. 



Ground in open places and borders of woods. Frequent. Nov. - Dec. 

 H. cordifolium, Hedxo. 



Swamps and waterholes. Not rare. June. 



H. GIGANTEUM, Schp. * 



Cranberry swamp near Port Kent, Lesqx. Caledonia, the creek 

 swamp, G. W. Clinton. 



Dioecious: stems robust, erect, 6' — lO' long, thickly branched; 

 branchlets open, somewhat attenuated or cuspidate, becoming shorter 

 above; leaves usually imbricating, concave, broadly cordate-ovate, 

 entire, obtuse, costate nearly to the apex, with two or three rows of 

 large pellucid cellules at the excavated basal angles ; capsule on a 

 long pedicel, oblong-cylindrical, horizontal, without an annulus; 

 operculum mammillate. 



