Open Letters. : 435 
neadow. Sanitary influence, (1) the claimed influence of greater purity 
lair does not seem to be significant, (2) protection against sun and 
wndand consequent absence of extreme conditions seem favorable, 
(the soil conditions of the forest are unfavorable to the production 
‘ad existence of pathogenic microbes. 
THe REPORT of the U. S. Microscopist for 1892 is devoted princi- 
tilly to edible and poisonous mushrooms. There are two other pamph- 
-ltssent out with it, being reprints of such parts of the reports for 
‘MBS and 1890 as relate to edible fungi. They containsome very good 
ted plates and some serviceable information, although as contri- 
tutions to science they do not rank high, and the accuracy of the 
Satements is not always above criticism. 
OPEN LETTERS. 
The A suggestion in terminology. 
‘oom; members of the Madison Botanical Congress through their 
ittees on the terminology of morphology and of physiology ex- 
essed a 
tl which arises 
! Lforwa Introduced plants in the arid region. : 
Rion —" the inclosed list to show that though we dwell in the ee 
‘yp, ~ “2 Show a very fair assortment of introduced plants an 
a The list is 
Sour yj). Made out from what grows on my two lots 100 by feet 
ier My ies, The lots are comead by a ill river, the Vasquet 
Meare in japee?,and is blessed with abundant moisture 1p vt ar 
ME the cettttude 39° 45°24" north with an_ altitude of 5, ot 
ri ly rain-fall and melted snow varies 
0 eighteen inches. . 
ratin’ , Deutzia fe from Japan, and present no trouble in 
4, if I permit them to extend. 
XVIII.—No, II, 
in 
se, 
Vel, 
