426 The Botanical Gazette. 
at the end of the eighteenth century by Fabricius, Giesecke, a 
Wormskiold, and ieik greatly augmented by Vahl during his eight 
years sojourn in Gr i land, as well as by the abundant contributions 
of later, collectors, 1 pale ding Th. Holm ort Hartz, and the author. | 
The paper is iris illustrated by text 
. Kossowircu has conducted a careful series of expen in re- 
fi nitrog' 
fungi there was in part a considerable increase of ig 
organisms was responsible for this has not yet been determined. 
Dr. E. L. Srurrevant has published in Budd. Torr. Bet. Kosei 
gust) a series of notes on maize, which impro ed nom mene 2 
but the author considers our data as yet too feaperk 
opinion as.to the original Jooaly of maize cultivation. 
form of coats tet lists. The University oe 
t Tr 
140,000 specimens at the present time and is growing rapidly. 
are 
RECENT STATION BULLETINS having botanical char aes 
lows: The Russian thistle is treated by W. M and 8 
from the economic si ree half-tone ames eeds 
of the flower give a good idea of oy plant. Jletin 
: nt bul 
cussed by F. H. Hillman (Nev. no. 22). The ay iva a ae 
of Hordeum jubatum, Franseria ‘Hookeriana, 
1 Untersuchungen iiber die Frage, ob die Algen freien Stic 
Zeitung 52: 97-116. 16 My 1894. : j 
