A. scoparia
1. Achene color light brown-brown, straw yellowish-light brown
or yellowish-light
brown-brown…………………………………………………………………………………………..7
7. Straw yellowish-light brown, yellowish-light
brown-brown…………………………………8
8. Straw yellowish-light
brown…………………………………………………………………9
9. Achene shape oblong. Ornamentation type
ruminate…………………………..