~ 
294 The Botanical Gazette. [September, 
the disease, and its gradual spread from centers of infection, 
in such manner that the theory of its contagious nature was 
well borne out. 
W. P. WILSON: Some observations on Epigea repens.— 
This species, as well known, is polymorphic. It appears to 
have once been trimorphic, but now possesses all intermedi- 
ame 
male flowers are without stigmas. The staminate and pistil- 
distance. The female form is the more vigorous and pre- 
dominant, but seed production is rare. Prof. Halsted called 
attention to the fact that there was only one size of pollen. 
N. L. BRITTON: Notes on some Spectes of C rate gus.—The 
forms of this genus are many of them difficult to distinguish, 
and more material and study is needed. 
from Delaware, with large and abundant glands upon the 
inflorescence, need especial attention. 
AUGUST 23D, AFTERNOON SESSION. 
M L. WoLcotTT: Observations on the ripening @ 
the seeds of Cuphea.—Attention was called to a eae 
variety with large flowers, which pushed the placenta laterally 
through the walls of the ruptured ovary and calyx tube, bring 
ing the immature seeds into the air to ripen. 1 ie 
Mentioned that the adaptation also occurred in Cuphea 
Viscosissima. 
CHAS. MOHR: Notes on the mountain flora of northern a 
bama.—This paper will soon appear in Garden and Forest. 
The following papers still remained upon the program "2 
read at the final adjournment: : 
A. S. Hitcucock: Notes on some Kansas weeds. 
W. W. BAILEY: Notes on the flora of Block I. Si dants. 
L. H. PAMMEL: Notes on the distribution of a few pla 
L. H. PaMMEL: Phaenological notes for 1892. 
THEO. Ho: Notes on terminology. : -, North 
Mrs. E. G. BRITTON: On the genus Ditrichum in ia 
America with one Western species and corrections Me 
