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1900 | MOSSES OF NORTH AMERICA 15 
at apex, softer areolation of wider, shorter, and thin-walled cells, and narrower 
rather asymmetrical capsule. 
DicraANELLA Hower Ren. & Card., Rev. Bryol. 20: 30. 1893, 
et in Bull. de l’Herb. Boissier 4:15. 1896.— Dioica, caespitosa, 
subnitens, lutescenti-viridis. Caulis erectus, simplex vel parcis- 
sime divisus, 6-10" altus. Folia laxiuscula sicca erecto- 
flexuosa, madida plerumque plus minus subsecunda, I.5—2.2™™ 
longa, 0.28-0.35™™ basi lata, lanceolato-subulata, acuta subacu- 
tave, integerrima vel summo apice obsoletissime denticulata, 
marginibus ubique planis, costa lata, 4—™% basis et totam fere 
subulam occupante, cellulis angustis, linearibus, inferioribus bre- 
vioribus. Folia perichaetialia e basi subvaginante longius et 
tenuius subulata. Capsula in pedicello rubello, siccitate sini- 
strorsum torto, 5-7™" longo, subhorizontalis, oblonga, arcuata, 
circa 1™ longa et 0.28-0.35™™ crassa, sicca sub ore valde con- 
stricta, operculo alte conico. Annulus nullus. Peristomium D. 
variae.—FPlate Il. 
California: Mt. Tamalpais, Marin county, on wet banks (Marshall A. 
Howe, 1892-1893. Ren. & Card., Musci Amer. sept. exsicc. no 203) 
cies or a regional race; characterized by the more distant and more flexuous 
leaves, subsecund when moist, generally longer, plane on the borders, the 
broader nerve, the narrower cells, the somewhat narrower capsule in dry 
state, and the green-yellowish and brighter tinge of the tufts. 
DICRANUM VIRIDE BS. var. laeve Ren. & Card., var. nova.— 
A forma typica habitu multo laxiore ceca minus congestis 
dorso laevibus distincta. 
Newfoundland: Bay-of-islands, old stump (Rev. A. C. Waghorne, 1895). 
Dicranum ancustuM Lindb., Soc. pro Fauna et FI. fenn. 
1880, et Rev. Bryol. 9:83. 1882. Lindb. & Arn., Musc. As. Bor. 
2:80 (descriptio locupletissima). 
Northwest shore of Hudson Bay, lat. N. 63°55’, long. O. go0°20’ (G. 
Comes, 1893-1894). We found some stems of this rare species amongst 
specimens of Audacomnium turgidum. 
r moss, known only from some localities of north Finland and 
from Siberia. It is easily distinguished from D. Bonjeani De Not. (D. 
