40 BULLETIN 685, U. S. DEPARTMENT OE AGRICULTUEE. 
Table XIV. — Principal plants furnishing nectar and pollen; average dates 
of beginning and closing of blooming periods — Continued. 
State. 
Clovers. 
Alfalfa. 
White and Alsike. 
Sweet (Melilotus). 
Begin. 
End. 
Begin. 
End. 
Begin. 
End. 
May 30 
May 30 
May 28 
June 6 
June 13 
June 12 
June 6 
May 20 
July 14 
July 10 
July 10 
July 14 
July 26 
July 18 
July 15 
July 1 
June 28 
June 23 
June 29 
July 13 
July 24 
July 20 
June 28 
June 10 
Aug. 13 
Aug. 15 
Aug. 17 
Aug. 28 
Sept. 5 
Sept. 1 
Aug. 18 
July 30 
Indiana 
Illinois 
MicMgan 
North Dakota 
Soutti Dakota 
June 6 
June 1 
May 18 
May 24 
May 16 
July 24 
Aug. 1 
June 27 
July 9 
July 3 
June 26 
June 26 
June 14 
June 8 
Aug. 16 
Aug. 24 
Aug. 10 
July 27 
June 18 
May 23 
Sept. 1 
Sept. 4 
Tennessee 
May 14 
May 15 
July 10 
July 10 
Apr. 15 
Apr. 15 
June 5 
June 15 
May 25 
June 2 
May 25 
June 15 
July 5 
July 1 
June 18 
Apr. 1 
July 4 
July 25 
Aug. 10 
July 25 
Aug. 25 
Sept. 10 
Aug. 28 
Sept. 14 
June 1 
Sept. 7 
Oklalioma 
Arkansas... 
May 23 
Aug. 29 
Apr. 10 
May 15 
June 10 
June 15 
June 25 
July 25 
Montana 
June 15 
June 13 
Sept. 1 
Sept. 1 
Colorado 
Arizona 
May 9 
June 28 
May 20 
June 21 
June 16 
June 1 
May 15 
Oct. 1 
Sept. 5 
Oct. 1 
Sept. 6 
Sept. 1 
Sept. 15 
Sept. 15 
Utah 
Nevada 
Idaho 
Washington 
Oregon 
California 
May 30 
June 6 
June 2 
Aug. 5 
Aug. 21 
Aug. 5 
July 16 
July 15 
July 10 
Sept. 16 
Sept. 15 
Sept. 10 
