133 
rain-fall will cause the grass to grow again. The injury has 
been particularly great to shrubs and trees planted this spring, 
although they have been watered as much as possible. 
Meteorology for June.— The total precipitation recorded for 
June was 1 inch. Maximum temperatures were recorded of 
86.5° on the 7th, 89.5° on the 8th, 93.5° on the 21st, 93.7° on 
the 22d, 92.5° on the 29th ; also minimum temperatures of 44.5° 
on the 7th, 55§.5° on the rath, 47.5° on the 17th, and 55° on 
the 27th. The mean temperature for the month was 69.1° 
ACCESSIONS. 
LIBRARY ACCESSIONS FROM MAY 1 TO JUNE 30, 1908. 
American journal of science and arts. Nol. 37. New Haven, 1839. (Given by 
Dr, John Hendley Barnhart. ) 
APPEL, OTTO. Beispiele zur mikroshopischen Untersuchung von Pflanzenkrank- 
heiten. Zweite Auflage. Berlin, 1908. 
TTON, NATHANIEL LorD. North American trees. New York, 1908. (Given 
RI 
by the sition) 
Brown, ADDISON. Zhe Elgin botanic garden, its later history .. . Lancaster, 
1908. (Given by the autho: oe 
Buist, RoBerRT. America den direct Ed. 6. Philadelphia, 1854. 
(Given by Dr. John a Barabiere ) 
Charleston medical journal and ene Vols. 4-5. Charleston, 1849-50. 2 
art. 
OLLETT, HENRY. Flora simlensis, ee 1902. (Given by Miss Anna 
‘) 
Commercial relations of the United States with foreign countries for the years 
1880-81, 1896-97, 1900, 1902, 1903, 1906. Washington, 1883-1907. Io vols. 
(Given by the Department of Commerce a Labor. ) 
EncLer, Heinrich Gustav ADoLPH & PRANTL, Kari ANTON oo Die 
natirlichen Phlanzenfamilien. Lieferung 1-230. Leipzig, 1887-1 
Hacer, Hermann. Das Mikroskop und seine Anwendung. ote Auflage. 
Berlin, 1 
ae . 
HENDERSON, PeTER. Practical floriculture. New York, 1873. (Given by Dr. 
nee Hendley Barber te 
i, Paut. Handbook of flower pollination. Vol. 2, Oxford, 1908 
ae Eisiz, Studies in plant regeneration, New York, 1907. (Deposited 
by the Trustees of Columbia University. 
Maryland Geological Survey. Vol. 6. Baltimore, 1906. (Given by Dr. Arthur 
Hollick. : 
Oxamura, KinTaro. Scones of japanese algae. Vol. 1, parts 1-6. Tokyo, 
1907-08. : 
