369 
Public contributions. Library: 500 volumes; 700 pamphlets. 
This is the Knox Academy Library. Herbarium: Approximately 
800 specimens. Plantations: Systematic. Publications: Lists of 
trees and shrubs, two having been issued by the van to ee 
(1934). Museum: Finished (1937) by State of Maine: $15,00 
expended by Governor and Council. Affiliation: oe by the 
Knox Academy of Arts and Sciences, Thomaston. 
Maryland 
BALTIMORE 
BoTANIc GARDEN OF THE are Hopkins UNIVERSITY 
Established: 1909. Area: 2 acre 
Director: Duncan Starr Johnson *(1909-Feb. 18, 1937). 
Plantations: 1. Morphologic-ecologic; 2. Structure and ecology of 
reproductive organs; 3. Systematic; 4. Useful and ornamental 
shrubs. 
COLLEGE PARK 
UnIversity oF MaryLAND ARBORETUM AND BoTANICAL GARDEN 
Established: 1933. Area: 30 acres. 
Director: A. S. Thurston (1937). 
Open free daily. Source of income: Taxation. 
According to Robert Pyle (Amer. Assoc. of Nurserymen: Re- 
pore of the Comm. on Botanical Gardens and Arboretums, July, 
37), the movement for this arboretum was initiated by Maryland 
baat who have six men on the Arboretum Committee; the 
ollege has eight men. 
Massachusetts 
CAMBRIDGE 
BotANIC GARDEN OF HARVARD UNIVERSITY 
Botanic Garden, Garden Street, Cambridge 
Established: 1807. Area: 7 acres. 
Directors (or Chief Administrative Officers) : 
1. William Dandridge Peck (1807-1822) 
(Vacant 1823-1824) 
2. Thomas Nuttall, Curator (1825-1834) 
3. Asa Gray (Professor in Charge) (1842-1873) 
