No. 11.] THE BRYOPHYTES OF CONNECTICUT. 71 
Porella pinnata L. Mgdotheca Porella Dumort. 
On stones and trunks of trees, subject to inundation. 
‘LitcH¥FIELD: Goshen, Underwood. Hartrorp: Granby, 
Nichols. FartrF1etp: Danbury, Nichols; Greenwich, Miss 
Haynes; Redding, Evans. NEw Haven: Cheshire, Nichols; 
East Haven (1859), Eaton; Hamden, J. A. Allen; New 
Haven, Eaton; North Branford and Orange, Evans. Mup- 
DLESEX: Killingworth, Hall; Middlefield, Evans. 
Nova Scotia to Ontario, south to Georgia and Louisiana ; 
Europe. : 
Exsic. Underwood & Cook, Hep. Amet. No. 9. 
Rer. Eaton, 15, 70. Evans, 28, 172. 
Porella platyphylla (L.) Lindb. Madotheca platyphylla 
Dumort. 
On shaded rocks and trunks of trees. May and June. 
‘LircHFieLD: Goshen, Underwood; New Milford and Salis- 
bury, Evans. Hartrorp: Southington, Chamberlain; Wind- 
sor, W. E. Britton. ToLianp: Bolton, Stafford, and Vernon, 
Nichols. WinpHam: Canterbury, Mrs. Hadley; Killingly, 
Rounds; Plainfield, Sheldon; Windham, Nichols.  Fatr- 
FIELD: Danbury, Eaton; Redding, Miss Haynes; Sherman, 
Evans. New Haven: Bethany, East Haven, and Hamden 
(1858), Eaton; Meriden, Evans; New Haven, Eaton; Orange, 
Evans; Oxford, Harger. Muinviesex: Killingworth, Hail. 
New Lonpon: East Lyme, C. B. Graves. 
Nova Scotia west to Alaska and south to Georgia and Mis- 
souri; Europe; Asia; northern Africa. 
Rer. Eaton, 15, 70. Evans, 28, 172. Howe, 47, 522. 
Porella rivularis (Nees) Trevis. 
On shaded rocks. New Haven: Cheshire (1856), Eaton. 
Connecticut and Ohio, south to Texas and New Mexico, 
west to California, British Columbia, and Alaska; Europe. 
Rer. Barbour, 6, 35. Evans, 28, 172. Howe, 47, 520. 
Cololejeunea (Spruce) Schiffn. 
Cololejeunea Biddlecomize (Aust.) Evans. Lejeunea 
echinata and L. calcarea of some authors. 
