292 The Botanical Gazette. [September, 
similatively active. This form, the so-called var. obtusilo- 
bata, he believed always to arise from injury to the vegeta- 
tive fronds of the plant, and tobe in no wise due to hybridity. 
AUGUST I8TH, AFTERNOON SESSION. 
F. B. MAXWELL: Symbiotic growths tn the roots of Ran- 
unculacee. 
. T. SWINGLE: Some rare and znteresting fungi from 
Florida.—Specimens were shown and a description of the 
development, so far as known, was given of new parasites of 
more than usualinterest. An ascomycetous species, in some 
respects resembling Claviceps, attacked and totally destroyed 
the inflorescence of Cenchrus tribuloides. 
AUGUST IQTH, MORNING SESSION. 
THOMAS MoRONG: Observations upon certain species of 
Cetes are rare, and parasitic fungi of all kinds a 
absent. Even the cultivated plants are without rusts, 
mildews or leaf-spots. 
AUGUST 19TH, AFTERNOON SESSION. 
No papers were read. : 
AUGUST 22D, MORNING SESSION. 
’ ses of 
Mrs. E.G. BRITTON: Onthe proposed handbo ae a XG wor 
Eastern America. ——Drawings prepared to pe escribed: 
were exhibited and the general plan of the wor 
smuts, 
