2.7; REVUE BRYOLOGIQUE 
Pterygophyllum acuminatum at Ohio Pyle, Pennsylvania, p. 100. 
O E, Jennings. 
Tue BryoLocisr 1918. — The Rhacomitriums of Western North. 
_ America (concluded), p. 1-16. 7. C. Frye. — War wort for Bryolo- 
gist, p. 53-56. G. E. Nichols. — Notes on Radula obconica, p. 56-59 
description et fig. Annie Lorenz. — Octodiceras Julianum var. 
Ohioense, p. 60 61 et.: pl. W. 7. Emig. — A collection of mosses 
from North Carolina, p. 61-67, A. Leroy Andrews. — Notes on the 
mosses of Northwestern Ontario, I. Sphagnum, p. 69-78, 1 pl. de 
_ photographies etl carte. 0. E. Jennings. — Ellen Hutchios, a biogra- 
phical sketch, p. 78-80. W. 1. Pearson. — Further notes on Jage- 
rinopsis, p. 80. E. G. Brüton. — Chatubinskia, a ‘further correc- 
_ tion,p 80-81. A. N. Diron. — The american rea cross wants infor- 
__ mation regarding supplies of surgical sphagnum, p. 81-83. George 
Æ. Nichols. — Porotrichum not Thamnobryum, p. 83-84. Æ. G 
Britlon. — Certain organic substances assimilated by Ceratodon 
purpureus; p. 86.0. E. Jennings. : 
Tue BryoLocisr 1919. — Hylocomium a'askanum, p. 1 et 3 fig 
. R.S5. Williams. — West indian mosses in Florida, p. 2, ce sont 
Mittenothamnium diminutivum and Thuidium involvens. £. G: 
Brilton. — Archidium cubense, p 2. R.S. Williams. — The sou- 
thern limit of Encalypta laciniata, p. 3. À. S. Nans. — Encalypta ; 
a revision of the North American species by Dorothy Coker, p- 3-4 
_ E.G. Britton. — Encalypta laciniata in Central New-York, p. là 
Elias J Durand. — Collecting in Arkansas, p. 14-15, Rachel L. Lowe 
— Anacamptodon splachnoides var Tayloriæ in Missouri, P- 16 
E. B, Chamberlain. — Collecting in Oklahoma, p. 21-26. Rachel L 
Lowe. — List of french hepaticæ collected by major George H 
Conklin, p. 27. Caroline C. Haynes. — Hepatics of the Lake Ge 
_ ge Flora, p. 33-37. Stewart H. Burnham. — Moss notes. IL. TWO 
Pogonatums, p. 37-38 et fig, des P. brevicaule et brachyphyllum 
A. J. Grout. — Mosses as formers of tufa and of floating islands, 
P. 38-39. Aravilla Taylor. — Notes on North American Sphagnum 
VIII, p. 45-49. À Leroy Andrews. — A list of mosses from Sanford. 
Florida, p. 50-54 S. Rapp. — Notes on North America hepatic® 
VU, p. 54-72 et 3 clichés. 4. W. Evans. — Mosses of the ere 
.. Mountains, Washington, collected by J. A. Allen, p. 85-86. M. 
ss Seymour. — Mosses of Bermuda, p. 87. £. G. Brition. 
__ Tue BrvoLocisr 1920. — Some hepaticæ from Matinicus 18 ! 
‘ Maine, p. 1-3. Annie Lorenz. — Rhacomitrium sudeticum, a Des 
ew to Worcester County, Massachusetts, p. 4-5. Rachel L. Lo 
Sphagnum in glacier national park, Montana, p. 56. Paul ee 
