Liliaceae (Lily family)

Besides being considered weedy plants, several members of the lily family are commonly cultivated. Such members include asparagus, yucca and many cultivars of daylilies.

Broadleaf plant family

Catbriar
Smilax bona-nox
 

Greenbriar, bristly
Smilax hispida
 

Smooth carrion flower
Smilax herbacea
 

Solomon's seal
Polygonatum biflorum
 

Grass and grasslike plant family

Garlic, wild
Allium vineale
 

Onion, wild
Allium canadense
 

For an idea of relative seed size, each photo contains a millimeter ruler. The distance between increments is 1 mm.