294 BULLETIN OF THE BUSSEY INSTITUTION. 
of the undertaking, and for an introduction to his numerous corre-_ 
spondents both in America and Europe. 
I take this oceasion, to acknowledge the following contributions :— 
Many seeds of European and Asiatic trees and shrubs from the 
Royal Gardens, Kew, through its Director, Dr. J. D. Hooker. 
Several collections of seeds, especially of the trees of Eastern Asia, 
from the Jardin des Plantes, through its Director, Prof. Decaisne. 
Collections of seeds of the trees and shrubs of Siberia and the North 
of China from the Imperial Botanic Garden at St. Petersburg, through 
its Director, Dr. Ed. Regel. 
Large and full collections of seeds of the trees and shrubs of Ohio 
and the neighboring States, from W. C. Hampton, Esq., of Mt. Vic- 
tory, Ohio. 
Large collections of seeds of the trees and shrubs of Virginia, from 
A. Ii. Curtiss, Esq., of Liberty, Va. 
My thanks are due to Dr. Kellogg, of San Francisco, and to Dr. 
H. N. Bolander, late State Botanist of California, for extensive and 
valuable collections of Californian seeds ; and to J. G. Lemmon, Esq., 
of Sierra Valley, California, to whose energy and zeal I am indebted 
for a large quantity of seed of some of the rarer Californian Conifer, 
and for many other valuable contributions. 
My thanks are also due to Dr. C. C. Parry, of Davenport, Iowa, 
for seeds of the Rocky Mountain Conifer, and to Dr. George Engel- 
mann, of St. Louis, for seeds of the rare Abies concolor, and of several 
species of Oak. 
To T. 8. Brandigee, Esq., of Cafion City, Colorado, and to A. L. 
Siler, Esq., of Osmer, Kane Co., Utah, I am indebted for seéds of the 
trees of their respective localities, some of which are entirely new to 
cultivation. 
I am also indebted to Messrs. Pinney & Co., of Sturgeon Bay, 
Wisconsin, for coniferous seed; to Dr. J. H. Mellichamp, of Bluffton, 
South Carolina, for seeds of some of the rarer ligneous plants of that 
State; to H. H. Hunnewell, Esq., of Wellesley, Mass., for seed of the 
rare Larix leptolepis ; to W. R. Mercer, Esq., of Doylestown, Penn., 
and to Mrs. Mary Treat, of Vineland, New Jersey, for seeds collected 
in their respective localities. 
C. 8. SARGENT, Director. 
December 1, 1874. 
