40. 



smaller than the lower. Flowers yellow, large and very fragrant. 

 Pods one to two inches long, irregular in outline, appearing 

 somewhat nodose, three to seven seeded or more occasionally. 

 The upper part of pod forms the beak. Seeds round, brownish 

 black, darker than in B. nigra and minutely pitted. The pods 

 of black mustard shorter and angled. Seeds of all of the mus- 

 tards mucilaginous. There are many other mustards in the state 

 like hedge mustard, pepper grass, etc. 



Wild Carrot (Daucus Carota). Common in the East in clover meadows 

 and introduced into this state with clover seed. A bristly hairy biennial. 1 

 general view, 2 flower with stamens, pistil, corolla, 3 fruit. (U. S. Dept. 

 Agr.) 



MALLOW FAMILY (Malvaceae.) 



A number of very common weeds in this state belong to this 

 family, among them the common cheeses, and crisp mallow, also 

 such ornamental plants as the hollyhock. 



