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Brazil (south)

List of weeds:

Eudicotyledons (other orders)
Eudicotyledons - Asterales
Eudicotyledons - Brassicales
Eudicotyledons - Caryophyllales
Eudicotyledons - Fabales
Eudicotyledons - Malvales
Eudicotyledons - Solanales
Monocotyledons
other weeds
Pteridophytes

(Detailed information on all pests, diseases and weeds can be found in the downloadable Excel files)
click on a pest/disease/weed to display a list of relevant publications

Eudicotyledons (other orders):

Argemone mexicana (weed)
Asclepias curassavica (weed)
Borreria latifolia (weed)
Cardiospermum halicacabum (weed)
Centella asiatica (weed)
Ceratophyllum demersum (weed)
Cissampelos glaberrima (weed)
Croton glandulosus (weed)
Cuphea carthagenensis (weed)
Euphorbia heterophylla (weed)
Euphorbia hirta (weed)
Euphorbia hyssopifolia (weed)
Euphorbia prostrata (weed)
Euphorbia thymifolia (weed)
Hovenia dulcis (weed)
Hyptis spicigera (weed)
Hyptis suaveolens (weed)
Lantana camara (weed)
Leonotis nepetifolia (weed)
Leonurus sibiricus (weed)
Leucas martinicensis (weed)
Lonicera japonica (weed)
Marsypianthes chamaedrys (weed)
Miconia calvescens (weed)
Mitracarpus hirtus (weed)
Momordica charantia (weed)
Murraya exotica (weed)
Myriophyllum aquaticum (weed)
Oxalis corniculata (weed)
Oxalis latifolia (weed)
Peschiera fuchsiaefolia (weed)
Phyllanthus niruri (weed)
Phyllanthus orbiculatus (weed)
Phyllanthus tenellus (weed)
Pilea microphylla (weed)
Plantago major (weed)
Richardia brasiliensis (weed)
Ricinus communis (weed)
Schinus terebinthifolius (weed)
Spermacoce densiflora (weed)
Spermacoce latifolia (weed)
Spermacoce verticillata (weed)
Stachys arvensis (weed)
Syzygium cumini (weed)
Tecoma stans (weed)
Thunbergia alata (weed)
Zanthoxylum rhoifolium (weed)

Eudicotyledons - Asterales:

Acanthospermum australe (weed)
Acanthospermum hispidum (weed)
Acanthostyles buniifolius (weed)
Achyrocline satureioides (weed)
Ageratum conyzoides (weed)
Ageratum houstonianum (weed)
Ambrosia artemisiifolia (weed)
Artemisia verlotiorum (weed)
Bidens (weeds)
Bidens alba (weed)
Bidens pilosa (weed)
Bidens subalternans (weed)
Blainvillea rhomboidea (weed)
Calyptocarpus vialis (weed)
Campuloclinium macrocephalum (weed)
Chromolaena odorata (weed)
Conyza (weeds)
Cyanthillium cinereum (weed)
Eclipta prostrata (weed)
Elephantopus mollis (weed)
Emilia fosbergii (weed)
Emilia sonchifolia (weed)
Enhydra anagallis (weed)
Erigeron bonariensis (weed)
Erigeron canadensis (weed)
Erigeron floribundus (weed)
Erigeron sumatrensis (weed)
Eupatorium maximiliani (weed)
Eupatorium pauciflorum (weed)
Galinsoga parviflora (weed)
Galinsoga quadriradiata (weed)
Gamochaeta americana (weed)
Jaegeria hirta (weed)
Mikania micrantha (weed)
Parthenium hysterophorus (weed)
Senecio brasiliensis (weed)
Senecio madagascariensis (weed)
Sigesbeckia orientalis (weed)
Soliva sessilis (weed)
Sonchus asper (weed)
Sonchus oleraceus (weed)
Synedrellopsis grisebachii (weed)
Taraxacum officinale (weed)
Tridax procumbens (weed)
Vernonanthura ferruginea (weed)
Vernonanthura phosphorica (weed)
Xanthium strumarium (weed)
Youngia japonica (weed)

Eudicotyledons - Brassicales:

Brassica napus (weed)
Brassica rapa (weed)
Cardamine bonariensis (weed)
Lepidium didymum (weed)
Lepidium virginicum (weed)
Raphanus raphanistrum (weed)
Raphanus sativus (weed)
Sinapis arvensis (weed)

Eudicotyledons - Caryophyllales:

Alternanthera ficoidea (weed)
Alternanthera philoxeroides (weed)
Amaranthus (weeds)
Amaranthus deflexus (weed)
Amaranthus hybridus (weed)
Amaranthus lividus (weed)
Amaranthus palmeri (weed)
Amaranthus quitensis (weed)
Amaranthus retroflexus (weed)
Amaranthus spinosus (weed)
Amaranthus viridis (weed)
Chenopodium album (weed)
Chenopodium ambrosioides (weed)
Fallopia convolvulus (weed)
Mollugo verticillata (weed)
Pereskia aculeata (weed)
Persicaria lapathifolia (weed)
Persicaria maculosa (weed)
Portulaca oleracea (weed)
Rumex obtusifolius (weed)
Spergula arvensis (weed)

Eudicotyledons - Fabales:

Acacia mangium (weed)
Aeschynomene (weeds)
Aeschynomene denticulata (weed)
Aeschynomene indica (weed)
Arachis hypogaea (weed)
Clitoria fairchildiana (weed)
Crotalaria incana (weed)
Crotalaria spectabilis (weed)
Desmodium incanum (weed)
Desmodium tortuosum (weed)
Glycine max (weed)
Indigofera hirsuta (weed)
Leucaena leucocephala (weed)
Mimosa pigra (weed)
Mimosa pudica (weed)
Mucuna pruriens var. utilis (weed)
Neonotonia wightii (weed)
Parkinsonia aculeata (weed)
Pueraria phaseoloides (weed)
Senna obtusifolia (weed)
Senna occidentalis (weed)
Sesbania punicea (weed)
Stylosanthes guianensis (weed)
Trifolium repens (weed)
Ulex europaeus (weed)
Vicia villosa (weed)
Zornia latifolia (weed)

Eudicotyledons - Malvales:

Corchorus hirtus (weed)
Sida (weeds)
Sida cordifolia (weed)
Sida glaziovii (weed)
Sida rhombifolia (weed)
Sida santaremensis (weed)
Sida spinosa (weed)
Sidastrum micranthum (weed)
Waltheria indica (weed)

Eudicotyledons - Solanales:

Convolvulus arvensis (weed)
Ipomoea (weeds)
Ipomoea cairica (weed)
Ipomoea grandifolia (weed)
Ipomoea hederifolia (weed)
Ipomoea indivisa (weed)
Ipomoea nil (weed)
Ipomoea purpurea (weed)
Ipomoea quamoclit (weed)
Ipomoea ramosissima (weed)
Ipomoea triloba (weed)
Merremia aegyptia (weed)
Merremia cissoides (weed)
Nicandra physalodes (weed)
Physalis angulata (weed)
Solanum (weeds)
Solanum americanum (weed)
Solanum mauritianum (weed)
Solanum sisymbriifolium (weed)
Solanum viarum (weed)

Monocotyledons:

Andropogon bicornis (weed)
Andropogon gayanus (weed)
Archontophoenix cunninghamiana (weed)
Avena sativa (weed)
Avena strigosa (weed)
Cenchrus clandestinus (weed)
Cenchrus echinatus (weed)
Cenchrus purpureus (weed)
Chloris elata (weed)
Commelina benghalensis (weed)
Commelina diffusa (weed)
Commelina erecta (weed)
Commelina villosa (weed)
Cynodon dactylon (weed)
Cyperus (weeds)
Cyperus aggregatus (weed)
Cyperus difformis (weed)
Cyperus diffusus (weed)
Cyperus esculentus (weed)
Cyperus iria (weed)
Cyperus luzulae (weed)
Cyperus odoratus (weed)
Cyperus rotundus (weed)
Digitaria (weeds)
Digitaria bicornis (weed)
Digitaria ciliaris (weed)
Digitaria horizontalis (weed)
Digitaria insularis (weed)
Digitaria nuda (weed)
Digitaria sanguinalis (weed)
Echinochloa (weeds)
Echinochloa colona (weed)
Echinochloa crus-galli (weed)
Echinochloa polystachya (weed)
Egeria densa (weed)
Egeria najas (weed)
Eleusine indica (weed)
Eragrostis patula (weed)
Eragrostis pilosa (weed)
Eragrostis plana (weed)
Fimbristylis dichotoma (weed)
Fimbristylis miliacea (weed)
Furcraea foetida (weed)
Hedychium coronarium (weed)
Heteranthera limosa (weed)
Heteranthera reniformis (weed)
Hydrilla verticillata (weed)
Hymenachne amplexicaulis (weed)
Hymenachne pernambucense (weed)
Juncus tenuis (weed)
Kyllinga brevifolia (weed)
Lemna minor (weed)
Leptochloa panicea (weed)
Lolium perenne multiflorum (weed)
Megathyrsus maximus (weed)
Melinis minutiflora (weed)
Melinis repens (weed)
Oryza (weeds)
Oxycaryum cubense (weed)
Paspalum conjugatum (weed)
Paspalum conspersum (weed)
Paspalum repens (weed)
Paspalum urvillei (weed)
Pistia stratiotes (weed)
Pontederia azurea (weed)
Pontederia cordata (weed)
Pontederia crassipes (weed)
Pycreus decumbens (weed)
Rottboellia cochinchinensis (weed)
Saccharum officinarum (weed)
Sagittaria montevidensis (weed)
Setaria parviflora (weed)
Sisyrinchium platense (weed)
Sorghum bicolor arundinaceum (weed)
Sorghum bicolor drummondii (weed)
Sorghum halepense (weed)
Tradescantia fluminensis (weed)
Tripogandra diuretica (weed)
Triticum aestivum (weed)
Typha angustifolia (weed)
Typha domingensis (weed)
Typha latifolia (weed)
Typha subulata (weed)
Urochloa arrecta (weed)
Urochloa brizantha (weed)
Urochloa dictyoneura (weed)
Urochloa distachya (weed)
Urochloa eminii (weed)
Urochloa fusca (weed)
Urochloa mutica (weed)
Urochloa plantaginea (weed)
Zea mays (weed)

other weeds:

Pinus caribaea (weed)
Pinus elliottii (weed)
Pinus glabra (weed)
Pinus taeda (weed)

Pteridophytes:

Pteridium aquilinum (weed)
Salvinia herzogii (weed)
Salvinia molesta (weed)