110 The Botanical Gazette. 
of really valuable work that he accomplished in the twenty years qd 
his attention to botanical subjects is little more than marvellois 
Of course Mr. Wolle fell into some errors from which a scl tine 
training would have delivered him, but, spite of these, the imment 
value of his contributions to the knowledge of our water plants @ 
never be forgotten. { 
It may be of interest also to know that Mr. Wolle was the first pat 
entee, in 1852, of machinery for making paper bags. 
We are indebted to Mr. Eugene A. Rau for papers and memoranit 
from which the above facts are derived. We copy from the Morava 
a brief word as to his character: 
“Unvarying kindliness was a distinguishing feature of our depart 
Brother’s character, and his sincere urbanity endeared him to many 
all classes in the community, which mourns the loss of a distin 4 
citizen, even as the Church will cherish his memory as that of @ pad 
cessful educator.” ; 
Another hybrid oak.—PLate vit.—Last fall an oak tree we 5 
along the bluffs of the Kansas river opposite Manhattan, which vs a 
well be referred to any of the American species of Quercus am — 
tainly not to any of the species native of Kansas. ‘The bark and 
characters are those of that form of Q. prinoides Willd. know® as : 
Muhlenbergii Engelm., which is the common oak of the upland a 
in this vicinity. The leaves, however, are intermediate betwetaa 
species and Q. macrocarpa Michx., which is also quite common o 
Some have nearly the size and shape of the latter, while ere ‘ 
resemble rather deeply lobed forms of QO. prinoides. But they’ ide. 
pubescent beneath and have the coriaceous texture of Q. #7", 
The acorn is also intermediate between the two species mene 
21) det ‘a 
of the 
