Table 5.
List of common weeds occurring in Brazilian sugarcane fields. Source: Azania et al. (2008)
| Species | Family | Common name english (Portuguese) |
|---|---|---|
| Annual | ||
| Acanthospermum australe (Loefl.) Kuntze | Asteraceae | Paraguayan burr (Carrapichinho) |
| Acanthospermum hispidum DC. | Asteraceae | Bristly starburr (Carrapicho de carneiro) |
| Ageratum conyzoides (L.) L. | Asteraceae | Billygoat-weed (Mentrasto/Ageratum) |
| Alternanthera ficoidea (L.) Sm. | Amaranthaceae | Sanguinaria (Apaga-fogo) |
| Amaranthus spp. | Amaranthaceae | Pigweed (Caruru) |
| Bidens pilosa L. | Asteraceae | Hairy beggarticks (Picão-preto) |
| Brachiaria plantaginea (Link) Hitchc. | Poaceae | Signalgrass (Capim marmelada) |
| Cenchrus echinatus L. | Poaceae | Southern sandbur (Capim carrapicho) |
| Commelina spp. | Commelinaceae | Dayflower (Trapoeraba) |
| Croton lobatus L. | Euphorbiaceae | Lobed croton (Cróton) |
| Digitaria horizontalis Willd. | Poaceae | Jamaican Crabgrass (Capim colchão) |
| Digitaria insularis (L.) Mez ex Ekman | Poaceae | Sourgrass (Capim-amargoso) |
| Eleusine indica (L.) Gaertn. | Poaceae | Indian goosegrass (Capim pé-de-galinha) |
| Emilia sonchifolia (L.) DC. | Asteraceae | Lilac tasselflower (Falsa-serralha) |
| Euphorbia heterophylla L. | Euphorbiaceae | Mexican fireplant (Leiteiro) |
| Ipomea spp. | Convolvulaceae | Morning glories (Cordas-de-viola) |
| Portulaca oleraceaL. | Portulacaceae | Little hogweed (Beldroega) |
| Richardia brasiliensisGomes | Rubiaceae | Tropical Mexican clover (Poaia branca) |
| Rottboellia exaltata (L.) L.f. | Poaceae | Ichtgrass (Capim-camalote) |
| Sonchus oleraceus L. | Asteraceae | Common sowthistle (Serralha) |
| Perennial | ||
| Brachiaria decumbensStapf | Poaceae | Spreading liverssed grass (Capim-braquiária) |
| Brachiaria mutica (Forssk.) Stapf | Poaceae | Para grass (Capim-braquiária) |
| Cynodon dactylon (L.) Pers. | Poaceae | Bermuda grass (Grama-seda) |
| Cyperus rotundus (L.) | Cyperaceae | Nut Grass (Tiririca) |
| Panicum maximum Jacq. | Poaceae | Guinegrass (Capim-colonião) |
| Sida spp. | Malvaceae | Fanpetals (Guanxuma) |
| Sorghum halepense (L.) Pers. | Poaceae | Johnson grass (Capim-massambará) |