posteleta 21 
sI 
At the suggestion of Professor Conway 
Mac Millan, in 1901, 1902, and 1903, important 
collections were made in the vicinity of Port 
Renfrew by Miss Gertrude Gibbs, Mr. 5S. A. 
Skinner and Miss Daisy Hone, respectively. 
These were sent to the writer for determina- 
tion. The first of these collections proved to 
be of especial interest and included two new 
species, Odontoschisma Gibbsie and Scapania 
americana. Both of these species have al- 
ready been described and figured, the Odon- 
toschisma by the writer* and the Scapania 
bye On. C. Muller, of Freibure in- Breisgat. 7 
No records of the remaining species in the 
collections have as yet been published. 
The list which, follows is based on _ the 
Port Renfrew specimens but it includes a re- 
vision of the lists published by Pearson and 
Macoun. A very few species collected by Pro- 
fessor William Trelease, Mr. J. M. -Macoun, 
and others are added. Through the kindness 
of Professor Macoun it has been possible to 
* Bot. Gazette 76: 341. pl. 19,7. 29— 4. 1903. 
+ Bull. de l'Herb. Boissier II. 7: 44. 1903. Nova Acta Leop.— 
Carol. Akad. 83). 201. pl. 196. 1905. 
