BOTANICAL GAZETTE. 325 
we may h * « 
ae ee pha may meet with botanists or amateurs who will cheerfully 
ey may. The list leads off with Asclepias tuberosa, the roots 
croseris 
) and of Calochortus luteus, also the seeds of (Enanthe sarmentosa (we fancy 
& poor substi 
sia) gee celery), and of Rumex hymenosepalus (probably a poor pie 
oar: abounds throughout southern California. The address 0 A 
> s 21 Rue du faubourg Poissonniére, Paris.—A. 
he Investigati 
ey sleabiabeeamaats of Plent Diseases.—At the convention of influential 
et Ait ips at Washington on the 8th and 9th of July by Commis- 
ble eed ge dual Colman, the subject of plant diseases received considera- 
Mibtig the 3s ere is manifestly a strong feeling throughout the country 
Histance ae thoughtful cultivators that the subject is one of immed 
 etient ’ a. that its stud y should be encouraged to a greater extent than 
tial Biicive anes stands in a better position to give a decided and substan- 
BW ehicgton. is movement than the head of the Agricultural Department 
Iti 
oie 1 ce very gratifying to those who 
r. Colman has responded cordially to 
have the subject at heart to 
the memorial of the commit- 
ge investigations 
in th t. That the commis- 
he considerable space 
We make room for the fol- 
ose " 
hae. Pog or us with their opimions. 
m in studying plant ailments it is extremely difficult in many cases to 
a i s led to serious mistakes, as, for in- 
out” r 
ce 
Rie o. 
theo stowth knov to cut do stam 
oer e lister, which is seen on peach trees - — 
b: | Other ; ‘4 ees in the country. 12K, 
destructive fungi on plants, being a consequence of diseased leaves caused 
1” permanently unless 
ir ti 
Vv wel : 
tod problematical vo that the profitable culture of some of our best fruits is rendered 
mple. Many-a on account of their liability to fatal diseases. The pear blight is an 
pparently conflicting opinions have been  aeoge from time to time 
s malady, § ing it to ngi, and others to bacteria, 
erose m aware 
- 80 much so we have t on gral 
meg regarding plexity in the culture of this fruit, an 
co eistan varieties 
ins Millions 7 celia can be cultivated profitably over & large portio ntry. 
in deen to oA maitions of dollars are lost annually by the ravages of plights, molds, 
ermining thei er vegetable diseases, and agricultural colleges can do a no 
r causes and prescribing remedies.” 
ie! 
° 
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