Weeds

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All Amaranthaceae Apiaceae Apocynaceae Asclepiadaceae Asteraceae Brassicaceae Caryophyllaceae Chenopodiaceae Convolvulaceae Cucurbitaceae Cyperaceae Equisetaceae Euphorbiaceae Fabaceae Lamiaceae Malvaceae Plantaginaceae Poaceae Polygonaceae Portulacaceae Rubiaceae Scrophulariaceae Solanaceae Zygophyllaceae
Amaranthus albus (Tumble pigweed)
Amaranthus blitoides (Prosted pigweed / Erva-aranha)
Amaranthus palmeri (Palmer amaranth)
Amaranthus powellii (Powell amaranth)
Amaranthus retroflexus (Redroot pigweed / Caruru gigante)
Amaranthus tuberculatus (Waterhemp)
Ambrosia artemisiifolia (Common ragweed / carpineira)
Ambrosia trifida (Giant ragweed)
Ampelamus albidus (honeyvine milkweed)
Apocynum cannabium (Hemp dogbane)
Arctium minus (Common burdock)
Artemisia biennis (Biennial wormwood)
Asclepias syriaca (common milkweed)
Capsella bursa-pastoris (Shepherd's purse)
Carduus nutans (Musk thistle)
Cirsium arvense (Canada thistle)
Cirsium vulgare (Bull thistle)
Conium maculatum (Poison Hemlock)
Crepis tectorum (Narrowleaf hawksbeard)
Cyclachaena xanthiifolia (Marshelder)
Descurainia sophia (Flixweed / erva sofia)
Echinochloa crus-galli (Barnyarn grass / capim arroz)
Erigeron canadensis (Horseweed)
Helianthus annuus (Common sunflower)
Lactuca serriola (Prickly lettuce)
Panicum dichotomiflorum (Fall panicum)
Sinapis arvensis (Wild mustard / mostarda)
Solanum rostratum (Buffalobur)
Stellaria Media (Common chickweed / Erva-canária)
Taraxacum officinale (Dandelion)
Thlaspi arvense (Field pennycress)
Verbascum thapsus (Commum mullein)
Xanthium strumarium (Common cocklebur)