No. 11.] THE BRYOPHYTES OF CONNECTICUT. 107 
Trichostomum Hedw. 
Trichostomum cylindricum (Bruch) C. Mill. Didymo- 
don cylindricus Br. & Sch. 
Wet non-calcareous stones in or beside brooks in moun- 
tainous or hilly regions. Fruit. very rare, autumn. NEw 
Haven: Hamden (1879), J. A. Allen; Orange, O. D. Allen. 
Greenland to North Carolina, west to Manitoba; South 
America; Europe; Asia. 
Tortella (C. Mull.) Limpr. 
Monoicous; plants less than 1 cm. high, loosely czspitose; 
leaves linear, abruptly mucronate............... T. czespitosa 
Dioicous; plants 2-6 cm. high, in pulvinate tufts; leaves 
lanceolate, long-acuminate or cuspidate......... T. tortuosa 
Tortella tortuosa (L.) Limpr. Barbula tortuosad Web. f. 
& Mohr. 
Rocks, usually calcareous, in mountainous or hilly regions. 
Fruit rare, June. Hartrorp: West Hartford, Miss Lorenz. 
New Haven: Cheshire, Harger; Meriden, Price; Orange 
(1856), Eaton; New Haven, O. D. Allen. 
Greenland, Canada, and the northern United States; Eu- - 
rope; Asia; Africa. 
Rer. Eaton, 15, 62. 
Tortella cespitosa (Schwaegr.) Limpr. Barbula cespi- 
tosa. Schwaegr. 
Earth and roots of trees in the woods. June. Litcu- 
FIELD: Salisbury, Gilman. WinpbHAmM: Canterbury, Mrs. 
Hadley. FatrFieLp: Darien, Mrs. Lowe. NEw Haven: East 
Haven, Evans; New Haven (1856), Eaton; Orange, Nichols; 
Oxford, Harger; Woodbridge, J. A. Allen. New Lonpon: 
North Stonington and Waterford, C. B. Graves. 
Ontario and New England to the Gulf States, west to 
British Columbia; Mexico; South America; Europe; Asia; 
Africa. 
Rer. Eaton, 15, 62. Mrs. Lowe, 57. 
