602 Evans: REpoRT ON THE HEPATICAE OF ALASKA 
49. PTILIDIUM CILIARE (L.) Nees 
On rocks. Taku Inlet (1026). Previously reported by Ste- 
phani (14, p. 97) and the writer (3, p. 309; 4, p- 132). 
50. PTILIDIUM PULCHERRIMUM (Web.) Hampe 
On logs and stumps. St. John Harbor (245); near Wrangell 
(Foster 1122). Previously reported by Stephani (15, vol. 4, p. 43). 
51. DiIpLOPHYLLUM ALBICANS (L.) Dumort. 
On logs, trees, and soil. Calder (835); Brownson Bay (474); 
Exchange Cove (276); Lake Bay (197, 211); Morse Cove (439); 
Port San Antonio (647); Shuyak Island (Rigg 1227); Swifts Can- 
nery (696); Tam Gas Harbor (128). Previously reported by 
Rothrock (13, as Jungermannia albicans) and the writer (3, p- 309, 
as Diplophylleia albicans). 
52. DIPLOPHYLLUM OVATUM (Dicks.) Steph. 
On logs and trees. Brownson Bay (473); Nichols Bay (386); 
Port Malmsbury (989 ia part). Previously reported by the writer 
(3, p. 305, as Lophozia ovata). 
53. DIPLOPHYLLUM PLICATUM Lindb. 
On trees and rocks. Baranof (zo8q4 in part); Exchange Cove 
(274); Ratz Harbor (293); Saltery Cove (331). Previously re- 
ported by the writer (3, p. 309, pl. 17, 18, f. 27-35, as Diplophylleia 
plicata). 
54. DIPLOPHYLLUM TAXIFOLIUM (Wahl.) Dumort. 
On rocks and logs. Deweyville (Foster 789); Seward (Rigg 
1228); St. John Harbor (243); Verdure Creek (27). Previously: 
reported by Gottsche, Lindenberg, and Nees von Esenbeck (5, 
p- 76, as Jungermannia albicans, var. taxtfolia), Merriam (9), and 
the writer (3, p. 309, as Diplophylleia taxifolia; 4, p. 132, under the 
same name). 
55. SCAPANIA BOLANDER! Aust. 
On logs, trees, and rocks. Augustine Bay (582); Brownson 
Bay (469); Hidden Inlet (79, 89, 90); Lake Bay (207, 209, 213): 
Morse Cove (441, 442, 443); Port Alice (Foster 787); Port Chatham 
