Intergrading Types of Seed Between Alfalfa and Sweet Clover

The six seeds to the left being alfalfa, the five to the right Sweet clover. Magnified eight diameters

Seeds of the Weed Known as Buck-horn

Ribbed plantain, English plantain, or Rib-grass, (Plantago lanceolata). Very commonly present in alfalfa seed, especially that of European origin A bad weed. Magnification five diameters

Alfalfa Seeds Magnified Five Diameters

Note the characteristic angular point at one end, typical of alfalfa. The kidney-shaped type, as in “a” is also characteristic. The rounded type “b” is rare, and resembles Sweet clover. Seeds marked “c” and “d” resemble Yellow trefoil in the projecting “beak”

CHAPTER II.
Universality of Alfalfa

ITS WIDE DISTRIBUTION