162 BOTANICAL GAZETTE. [ July, 
thoroughly slash>d or laciniated. A protracted search was rewarded by 
finding only two leaves which exhibited the broad and comparatively 
simple. blade so frequently met with in ordinary seasons, ere are 
some plants which grow in a grass field near a walk frequently passed 
over by the writer, and these have been watched for the last two years, 
These same plants have now pronounced twice pinnately parted leaves 
which last year and in 1885 produced several radical leaves, with broad 
surfaces interspersed with the “holes” or vacant places in the lamine 80 
familiar to every botanist in the west. 
There is also a difference in the position which these much laciniated 
leaves as-ume, fhey are numerous; without the rigidity of normal 
leaves, snd assume a curved or drooping attitude. More than this, they 
curve outward and downward about equally from all sides of the centre 
of the plant. In other words, in the present condition of the plant there 
is very little indication of polarity, and the weary traveler over the dry 
and scorching prairie would now find a better yuidance by noting the 
positions of the unclouded sun than to try to gain his “reckoning” by 
relying upon the compass plant.—Bygon D. Hatsrep, Botanical Labora 
tory, Ames, Ia. 
bord 
fas) 
have been spent at the university, those who pursue it have already ac- 
quired some knowledge of French and German, and are expected to reaé a 
in both those languages selections from the most important modern 
literature of the subject. ps 
€ first thing aimed at is to secure a reasonable degree of familiarity 
with the group as a whole. Notes are given on the Peronospore®, 
Uredines, Ustilagines, etc., and specimens examined in a cursory Way) 
so that their general appearance, the hosts on which they occur, and su 
other gene 
. 
cast'y acquired In connection with this class work, about ten hours@ 
the back like this: No. 1, On % 
a6. 1887. No. 2. On leaves of cultivated peach, Ann Arbor, June 3 sie 
ete. . 
