~ 
156 | Scientific Intelligence. 
from later editions of the Manual, on the understanding that Mr. 
Sullivant, on the completion of his sumptuous Jcones Muscorum, 
would prepare a synopsis of all the North American Mosses, 
But early in the year 1873, just as this accomplished bryologist 
was setting himself to the task, he was taken away by an attack 
of pneumonia. The authorship of this work was to be shared 
with his associate and near friend, Mr. Lesquereux. But Mr. 
from time to time snatch some moments for bryology. hen 
the time arrived in which he could seriously give himself to this 
work, his eyesight was so impaired that he could seldom use the 
microscope. He now solicited the sod pbration of the late Mr. 
ames, an acuté bryologist, who, being comparatively free from 
oO engagements, could devote himself to the 7 
investigation and popes of Mosses, in which he had long 
ept. this impor tant accessio on the Pee Me 
Mr. Sullivant’s five Soorecabbes of the Mosses are well repro- 
duced by transfer from the coppers, and a sixth is added for the 
gamous botany. We may hope that this loss of a sense of 
a ortion—a malady insidlent to specialists—will some day 
medied, and that genera in Mosses will again be Gieracteraal 
the cells of a leaf. It wou ve been well to have marked the 
principal accent of the generic and specific nam But we will 
not find fault with a work for which we cannot be too thankful 
Let us rather felicitate the venerable and sole survivor of our four 
bryologists, Sullivant, Lesquereux, James and Austin, upon this 
worthy conclusion of ‘his labors; and let us hope that, under the 
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6. Synopsis of the Genera of Vaseular Plants in the vied 
of San Franeiseo, wtih an attempt to Sora them according to 
Evolutionary Principles » ; by H. H. Bear, M.D. San Francisco : 
Payot, Upham & Co. 1884. pp. 165, : aaeatD be genera of a 
