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Botany and Zoology. 331 
est one in the country : the American te ieieer sa Soci- 
ety; of the Horticultural Sciaks he was for twenty-five years the 
eflicient Secretary ; Beas erican Potinlontoal Society ie’ was 
one of the founders “a for twenty-seven years the treasurer; of 
the American Pharmaceutical Society he was for many ears an 
active associate; and after removing to Cambridge he was chosen 
a Fellow of the American Academy of Arts and Sciences, and a 
member of the Boston Society of Natural History. In Botan 
after having become familiar with the phenogamous vegetation of 
the neighborhood of Philadelphia, he “ire the good sense to take 
up a specialty, and the perseverance to follow it up; and so he 
became a proficient and an authority in | Bayolony: His first pub- 
lished paper upon Mosses was peer to the Proceedings of 
the Philadelphia Academy of Natural Sciences in the year 1854. 
eared in the Tr scinantinae of the peep tte nee 
ical Poem ep and in the Ero oe of the ica rite men 
arallel, he contributed the elaborate article on the M in 
h ral new species were characterized. After these suc- 
cessful essays, Mr. James was for more systematic work in 
his chosen field. The great desideratum was, and is, a Moss-flora 
of the United States. Mr. Sullivant, having completed his Zcones 
Huscorum, was about to turn his attention to this greatly needed 
manual, in ¢ onjunction with his associate, Lesquereux, when he 
was taken hock us. is surviving associate, deeply engaged in 
fossil botany, turned to Mr. James, who was able to give more 
time to this work; and our lamented friend, at a time of life 
when most men court repose, consented to joint authorship, and 
its onerous tasks, from a simple regard to the interests of his fa- 
vorite science, and in view of the urgent needs of a rising school 
of botanists and amateurs, to whom mosses were becoming 
attractive, To this task Mr. James gave himself with single and 
untiring devotion. Owing to the state of his associate’s eye-sight, 
tke whole work of microscopical analysis has fallen upon “Mr. 
a fascinating study. And the memory in Mr. James, the kindly, 
of Bieta a 2 seis. gentle man—admirable in every relation 
Meares inet the most eminent botanist in France, the 
rater of the Jardin des Plantes ever since the death of Mirbel, 
the a of Culture in the Museum of Natural History at 
sont de Series, VoL. XXIII, No, 136.—APRIL, 1882. 
6 
