20 
D. tortile (Schrad.) Lindb.—In dry soil. LenHicH and Nor- 
HAMPTON, Raz, PHILADELPHIA, DELAWARE and CHES- 
TER, James; LANCASTER, Porter. 
D. tortile pusillum (Hedw.) Braithw.—PHILADELPHIA, Bus- 
tleton and Holmesburg, James. 
D. vaginans (Sulliv.) Hampe.——NorTHAmMPTon, Rau; Mc- 
KEAN, Burnett. 
POTTIACEAE. 
Gymnostomum Hedw. 
(Pottia Ehrh.) 
G. truncatula (L.) Hedw.—Meadows among grass. PHILA- 
DELPHIA, Moyamensing, James. ([Pottia truncatula (L.) 
Lindb. ] 
Barbula Hedw. 
B. convoluta Hedw.—NorTHAMPTON, Easton, Porter; Ly- 
COMING, McMinn; LAWRENCE, Enon Valley, James. 
B. fallax Hedw.—NorRTHUMBERLAND and Monrose, Aunalo- 
mink Creek, James; NORTHAMPNON, Bingen, Raz, Easton, 
Porter, Bucks, Narrowsville, /ames. 
B. fallax brevifolia Schultz —Mownrog, Analomink Creek, 
James. 
B. recurvifolia Schultz.— CumMBERLAND, Canadaguinnet 
Creek, Small. 
B. rubella (Hoffm.) Mitt—Carson, Rockdale, Wolle. [Dzdy- 
modon rubellus Br. & Sch.] 
B. unguiculata (Huds.) Hedw.—NortTuHampton, Bethlehem, 
Rau, Easton, James; PHILADELPHIA, DELAWARE and 
B. cylindrica (Br. & Sch.) Sch. has been recorded as growing on old 
wood and twigs. Carson and LeHicH, Rau; CAMBRIA, Cresson, James, but it 
is probably a mistake. 
