36. 



lobe) not enlarging in fruit. 



GOOSEFOOT FAMILY (Ckenopodiaceae.) 



This family contains a number of common and troublesome 

 weeds, among them the common lamb's quarter or goosefoot 

 (Chenopodium album), a weed commonly found in gardens and 

 along roadsides. Spinage also belongs to this family. 



PIGWEED FAMILY (Amaranthaceae.) 



This family contains a number of troublesome weeds, in this 

 state one of the most common being the common pigweed (Amar- 

 anthus retroflexus) , and the common Iowa tumble weed (A. 

 graecizans. ) 



PINK FAMILY (Caryophyllaceae.} 



Of the Aveeds of this family mention may be made of the cow 

 Lerb, common in grain fields, the evening catchfly, wakerobin, 



Corn Cockle (Agrostemma Githago). A hairy plant with purple flowers. 

 The long outer segments are lobes pf the calyx, 2 capsule with calyx and 

 seeds, 3 kidney-shaped seed. (U. S. Dept. Agr.) 



