at the end of Hyphom: cotes, not in 
in 3rd a © =f spony Synopsis of 
PERONOSPORA, De Bary. © 
of this naked-spored mould the Rev. M. J. Be rkeley says—‘“ The 
mycelium or hyphasma vasa ii the loose tissue of living leaves 
rapidly causes its destructi From the mycelium erect —— 
air t 
are given off and make their “a into the surrounding rough 
the ese ds are mostly inarticulate, 0 
less sagged age often forked above, and have at their tips large 
spore nidia e t S$ 0 
s (con 
myeelium shen sacs ‘(ooepaten) are produced, — a single 
: + 
P. hyoscyami, De Bary 
Hab.: During the months of — and Jul ri last many samples of young 
tobacco "ac-sed were forwarded 8 m ¥ ag parts o og at to the Department 
of fun, . Cooke, the eminent 
English "wposloget, © who pe all my vo pion i that it is the first 
time he has seen this fungus on the tobacco plant. 
By Authority: Jamzs 0. Bsat, Government Printer, Brisbane. 
