BOTANICAL GAZETTE 
MARCH, 1894. 
Some rare Myxomycetes of central New York, with notes on 
the germination of Enteridium Rozeanum. 
ELIAS J. DURAND. 
Plate XII will be issued with the next number. 
which will be noted in this paper. 
I, Rare Myxomycetes. 
ARCYRIA MACROSPORA Peck, 34th Rep. of the N. Y. State 
Mus. Nat. Hist., 1881, p. 43. — This species illustrates the 
fact, that the Characters of species of Myxomycetes depend 
largely upon the power of the objective used in their study. 
Markings -which 
on objective. For example, the spores of 7richia 
seuss have long been described as warted, but under the one- 
; elfth inch objective, the epispore is found to be delicately 
p culated. Dr, Peck evidently based his description of 
"yrta “acrospora upon observations made with the lower 
7—Vol. XIX—No S 
