286 The Botanical Gazette. [May, 
the principal tributaries of the Amazon. This gave Profes- 
sor Prentiss an excellent opportunity to study the tropical 
flora and also to make some collections of material for the de- 
partment. He also spent some time in Rio Janeiro and in 
other parts of Brazil. 
n 1872 he spent six months in Europe devoting the larg- 
est share of his time to the Royal Botanic Gardens at Kew, 
London, and the Jardin des Plantes at Paris. Subsequent 
visits were made to Europe and a large number of the more 
important botanic gardens were visited and studied. In 1878 
he was married to Miss Adaline Eldred, and having no chil- 
dren his wife has been able to accompany him in many of his 
travels. 
Turing his connection with the department at Cornell many 
students have come under his direct influence, and doubtless 
alarge number have received from his instruction an inspira- 
tion to become botanists or teachers of botany. Among the 
more prominent botanists who have at one time or another 
been students of his at Cornell may be mentioned the follow- 
ing: J. C. Arthur, professor of vegetable physiology at Pur- 
due University; F. V. Coville, chief of the Division of Botany 
of the U. S. Department of Agriculture; W. R. Dudley, pro 
fessor of botany in the Leland Stanford Jr., University; R. B. 
Hough, author of American Woods; J. A. Holmes, formerly 
W. Kowlee, assistant professor of botany in Cor Uni- 
“ee W. Trelease, professor of botany in Washington 
versity and director of the Missouri Botanical Garden, he 
omas, professor of botany in Wabash College; R. ie i 
Professor of botany and curator of the botanic garden, é 
versity of Tokio, < 
Professor Prentiss’ writings upon botanical subjects wf" 
been few. In 1871 he wrote an essay on the ‘Mode Of 
natural distribution of plants over the surface of the - 
