40 Rhodora [FEBRUARY 
so far as he can learn it has been noticed but once in America, namely 
in Montgomery County, Pennsylvania. He also says that it is not 
mentioned from America in any publication so far as he has ascer- 
tained. As alfalfa seed is frequently imported into Canada from 
Europe, we can safely infer that this interesting plant has been casu- 
ally introduced by impure seed.— James WHITE, Snelgrove, Ontario, 
Canada. 
Vol. 19, no. 217, including pages 1 to 20, was issued 10 January, 1917. 
