S. 
P. 
47 
recurvans (Michx.) E. G. Britton.—On the ground and 
roots of trees. PIkE, CARBON, LEHIGH and NoRTHAMP- 
TON, Bethlehem, Rau; MONROE, PHILADELPHIA, DELA- 
WARE and CHESTER, James; LANCASTER, Mount Hope, 
Small, Chickies, Porter; ELK, McMinn; McKean, Burnett. 
[R. recurvans (Michx.) Br. & Sch.] 
Porotrichum Brid. 
Alleghaniense (Br. & Sch.) Grout.— Wet rocks, in ravines, 
rare in fruit. MONROE, Water Gap, James, Knipe, fruiting, 
Buckhill Falls, £. G. Bretton; WEHIGH and Bucks, Nar- 
rowsville, Raw; NORTHAMPTON, Bethlehem, Rau, Easton, 
Porter; PHILADELPHIA, Wissahickon, James; LANCASTER, 
Martic Forge, and Huntinepon, Porter, CAMRRIA, Cres- 
son, James, MCKEAN, Burnett. 
HYPNEAE. 
Plagiothecium Br. & Sch. 
P. denticulatum (L.) Br. & Sch.—On damp ground.— LEHIGH 
P. 
P. 
P. 
and NORTHAMPTON, Bethlehem, Rau, Easton, Porter ; 
MONROE, Pocono, James, PHILADELPHIA, DELAWARE and 
CHESTER, James; LANCASTER, Small; YORK and FRANK- 
LIN, Porter; CAMBRIA, Ebensburg, James; WASHINGTON, 
Linn and Simonton; MCKEAN, Burnett. 
elegans (Hook.) Schimp.—On the ground. PrIKE and 
CaRBON, Rau; NORTHAMPTON, Easton, Porter; PHILA- 
DELPHIA, Wissahickon, James; MCKEAN, Burnett. 
Muellerianum Schimp.—On the ground. Carson, Raz; 
PHILADELPHIA, Wissahickon, James; LANCASTER, Martic 
Forge, Porter. 
pulchellum nitidulum (Wahl.) L. & J.—On the ground. 
Bucks, Narrowsville, James, ELK, Benezette, McMinn. 
Roseanum orthocladon (Br. & Sch.) Limpr.—On the 
ground. PHILADELPHIA, along the Schuylkill and Wissa- 
hickon, James. [P. sylvaticum var. orthocladon (Br. & Sch.) 
L. & J.J 
