Medium
Medium
Medium
Medium
Medium
Medium
Medium
Hairy Ragweed
Ambrosia canescens
Medium
Huizapolón
Ambrosia carduacea
Medium
Silver beachweed
Ambrosia chamissonis
Medium
Rio Grande Ragweed
Ambrosia cheiranthifolia
Medium
Medium
Medium
Medium
Medium
Triangle-leaf bursage
Ambrosia deltoidea
Medium
Medium
Hierba del burro
Ambrosia dumosa
Medium
Medium
Altanisa de mar
Ambrosia hispida
Medium
Medium
Holly-leaved Bursage
Ambrosia ilicifolia
Medium
Medium
Medium
San Diego Ambrosia
Ambrosia pumila
Medium
Cheesebush
Ambrosia salsola
Medium
Giant ragweed
Ambrosia trifida