Site

Weed species

Scientific name

Common name

Family

Life cycle

All sites

Acanthospermum australe (Loefl.) Kuntze

sheepbur

Asteraceae

annual

Alternanthera tenella Colla

-

Amaranthaceae

perennial

Bidens pilosa L.

beggarticks

Asteraceae

annual

Cenchrus echinatus L.

sandbur

Poaceae

annual

Commelina benghalensis L.

dayflower

Commelinaceae

perennial

Conyza bonariensis (L.) Cronquist

fleabane

Asteraceae

annual

Cyperus rotundus L.

nutsedge

Cyperaceae

perennial

Digitaria insularis (L.) Mex ex Ekman

sourgrass

Poaceae

perennial

Eleusine indica (L.) Gaertner

goosegrass

Poaceae

annual

Emilia sonchifolia (L.) DC. ex Wight

tasselflower

Asteraceae

annual

Sida sp. L.

-

Malvaceae

annual

Jaboticabal-NTS

Acanthospermum hispidum DC.

bristly starbur

Asteraceae

annual

(soybean/corn crop)

Digitaria nuda Schumacher

naked crabgrass

Poaceae

annual

Panicum maximum Jacq.

guineagrass

Poaceae

perennial

Guaíra-NTS

Brachiaria decumbens Stapf

signal grass

Poaceae

perennial

(soybean/corn crop)

Guaíra-CTS

Brachiaria decumbens Stapf

signal grass

Poaceae

perennial

(soybean/corn crop)

Gavião Peixoto

Brachiaria decumbens Stapf

signal grass

Poaceae

perennial

(orange orchard)

Chamaesyce hirta (L.) Millsp.

spurge

Euphorbiaceae

annual

Parthenium hysterophorus L.

ragweed

Asteraceae

annual

Descalvado

Amaranthus sp. L.

-

Amaranthaceae

annual

(orange orchard)

Brachiaria decumbens Stapf

signal grass

Poaceae

perennial

Digitaria nuda Schumacher

naked crabgrass

Poaceae

annual

Panicum maximum Jacq.

guineagrass

Poaceae

perennial

Rhynchelitrum repens (Willd.) C.E. Hubb

natal grass

Poaceae

annual