127 
a fellowship in botany at Columbia University, has been ap- 
pointed assistant pathologist in the same institution. 
Dr. Marshall A. Howe, Assistant Curator, has been given leave 
of absence and sailed for England on June 4th. He will spend 
the summer in examination of the collections of algae in the 
herbaria of Kew Gardens, The British Museum, The Museum of 
Natural History of Paris, and of other institutions. 
Professor H. H. Rusby, of the Board of Managers, will carry 
on his studies of the flora of South America at Kew Gardens 
and at the British Museum during June, July, and August. 
The total precipitation in the Garden during May, 1904, 
amounted to 4.11 inches. Maximum temperatures of 78 on 
the 5th, 88 on the 13th, 79 on the 22d, and 87 on the 24th 
were observed ; also minima of 37 on the 3d, 41.5 on the 12th, 
42 on the 16th, and 48 on the 22d. 
The temperature of the soil at a depth of 3 inches (7.5 cm.) 
ranged between 48 on the 11th to 77 on the 25th with a total 
range of 29 degrees. The greatest daily variation amounted to 
1g degrees, and this occurred on both the 12th and 13t 
The temperature at a depth of a foot (30 cm.) rose with minor 
fluctuations from 51 on the Ist to 64 on the 27th, after which a 
decrease ensued. 
ACCESSIONS. 
MUSEUMS AND HERBARIUM, MARCH, 1904. 
Museum mca of India rubber and allied products. (Given by ‘‘ The 
india Rubber World.’ 
I section of fea of Rhus glabra from Georgia. (Given by Mr. R. M. Harper.) 
13 specimens of spurious logwood from en (By exchange with the oe 
ment of Public Gardens and Plantations, Jamai 
I museum specimen of maple sugar ne in birch bark, from Nova Scotia. 
(Given by Mr. C. B, Robinson > 
I specimen of drug ‘‘ Raiz de Abut n by Messrs. Lenman & Kemp.) 
3 specimens of ash aoe (Collsed by Mr. ‘Percy Wilson. 
”? 
2 Collected by Mr. Geo. H. Skene.) 
299 epee meds from West Virginia. Pana = . E. S, Steele. 
2 museum specimens of buckwheat. (Given by M . G. Straubel. ) 
4 specimens of twigs of trees. ce by Mr. O. P. Ms dsger. ) 
