220 
basis of the U. S. Geological Survey Memoir on “ The Cretaceous 
Flora of Southern New York and New England. * A number 
of the type specimens there decribed and figured are included. 
study ever discovered. Several preliminary papers dealing with 
these remains have been issued viz. : 
““The Occurrence and Origin of Amber in the Eastern United 
States.” Arthur Hollick. Amer. Nat. 39: 137-145, pls. 2-3. 
190s. 
“ Affinities of Certain Cretaceous Plant Remains Commonly Re- 
ferred to the Genera Dammara and Brachyphyllum.” Arthur Hol- 
lick and E. C. Jeffrey. Amer. Nat. 40: 189-216, p/s. 7-5. 1906. 
“ On Cretaceous acl ” E.C. Jeffrey and M. A. Chrysler. 
Bot. Gaz. 42: 1-15, pds. 2, 1906, 
“The Wound Reactions of Brachyphyllum.”  E. C. Jeffrey. 
Ann. Bot. 20: 383-394, pls. 27, 28. 190) 
« Araucariopitys, a New Genus of A raucarane E. C. Jef- 
frey. Bot. Gaz. 44: 435-444, pls. 28-30. 1907. 
“On the Structure of the Leaf in Cretaceous Pines.” E. C. 
Jeffrey. Ann. Bot. 22: 207-220, pls. 13, 74. 1908. 
Part of this material has also been utilized in the preparation 
of a forthcoming Memoir of the Garden, now ready for the 
press, and the remainder for a subsequent contribution which 
is planned to be issued as a publication of the U. S. Geological 
Survey, from which source a grant of ies was ‘obtained for 
the ears of field and laboratory w 
ut 15 specimens of Devonian (Cots Group) plants, 
from Tanserscile Pennsylvania, an horizon which has yie yielded ,, 
comparatively few well-defined fossil eee in this reg 
Summary of Accessions, —It may thus be seen that 7 Garden 
has added to the original collection: 
By purchase, 1,400 ae 
‘« exchange, 1,045 
“donation, 575 a 
* collection, 215 “s 
Total, 3,235 
