69 
CONFERENCE NOTES 
monthly conference of the staff and registered students of 
the Garden was held on the afternoon of February 7th. 
. Britton gave an outline of the special characters of 
the genus Piaiens which she is studying for North American 
Flora, illustrating es drawings, specimens, books, and slides for 
and indicating the groups into which the 
ieee in ieee tan by Dr. aumer, se ae ae by Mrs. 
Britton, and in Cuba by Mrs. Britton and Brother Leon. 
Mr. R. S. Williams exhibited specimens of a peculiar specimen 
of Didymodon collected near Albany by Miss Kolk, and stated 
that it does not agree with any ea species. 
. B. Stout, 
Secretary of the Conference. 
NOTES, NEWS AND COMMENT 
gular course of public eae at the Garden begins on 
The 
the ni ernoon of Saturday, April 28. Announcement cards will 
shortly be distributed to all eee 
The following persons are among those who have registered 
d Thay d Dr. 
e 
Swingle, Washington, D. C., and Ferdinand’ W. Hassis, Jenkins, 
Ky. 
In the December number of the Bulletin of the Torrey Bo- 
nek cae (issued January 10), Dr. Marshall A. Howe pub- 
lished ‘A Note on the Structural Dimorphism of Sexual and 
° 
d seaweeds of our West Indian region. In this note it is 
