8 
gelatinous mass, which oozes outin the form of tendrils. In such cases 
7 is evident that the application of some fungicide capable of destroy- 
ing the vitality of the conidia will be of service in ‘preventingthe — 
spread of the disease. ' 
A large and important group of endophytes is that: known as the 
Uredines, of which th n and disastrous ‘‘ wheat rust” or 
“wheat mildew” isan example. We have given a brief outline of — 
their life history elsewhere,* and it is only necessary to allude here 
to the persistency of the teleutospores in some of the species. These 
n pi 
estroyed either by effective fungicides or by burning up all the 
dead leaves and stems of the foster plants known to have beet — 
affected. ; : of 
e e 
acquiring some practical knowledge of the history and. myst 
such plant parasites, if they are to be encountered and yanquis 
is gradually accumulating, of the connection between those mn 
organisms the Microbes, or Schizomycetes, and plant diseases. There 3 
are certain diseases which attack cultivated plants and procm 
trous results, which have long been a mystery, since, although the host q 
ants appeared to be suffering from the attacks of some Insi®™ 
ngus disease, none of the usual external appearances could be ve 
In several cases of this kind it has been affirmed, although noha - 
t esence 0?” 
: b Pr 1300, 
minute Bacterium or Bacillus in immense numbers. There snot" 
analogically, why this should not be the case, and all tl 
seems to strengthen the probability ; but the suggestion 1S 4°) 0, 
and the investigation so difficult that it would be imprudent to D" 
any very decided opinion. Researches into. a vine disease 
Californ’ i i parts of the Uni . , 
the very prevalent “ peach yellows” almost establish te ti 
* ’ 
y bacteria; that the juice of diseased plants swarming W 
organisms when transterred to healthy plants will inocul oO 
re ite apes in three oF four day : 
th juice when introduced into healthy st and 
y ste 
of tomato ay produced decay ; t young tomato plants . 
P diseased cucumbers were all destroyed. 
