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IOWA DEPARTMENT OF AGRICULTURE 



The smaller broad-leaved plantain seeds (fig. 21, d) are similar to 

 those of rat-tail plantain (fig. 18, 1), but are smaller, greenish or brown, 

 the surface having slender, wavy dark lines; common in poorly cleaned 

 clover and grass seed. 



Bracted plantain seeds (fig. 21, e) are similar to those of buckhorn 

 (fig. 18, m), but they are broader, dull reddish brown, and the broad 



Fig 21. — Other weed seeds commonly found in farm seeds (No. 3); a, Cat- 

 mint- 1>, healall; c, rough-leaved toadflax; d, smaller broad-leaved plan- 

 tain; e, bracted plantain; £, dwarf plantain; g, field madder; h; cleavers, 1 

 and j, wild corn salad; k, poverty weed; 1, black-eyed susan; m, dog ten- 

 nel; n, field camomile; o, scentless camomile; p, corn flower; a, cats-ear, r, 

 oxtongue; s, hawkweed picris; t, hawkweed. (Enlarged and natural size.; 



