Weed Herbarium – by Scientific Name

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Maianthemum
Maianthemum canadense false lily-of-the-valley Liliaceae - Lily Family
Malva
Malva neglecta common mallow Malvaceae - Mallow Family
Marchantia
Marchantia polymorpha liverwort Phylum: Hepatophyta
Matricaria
Matricaria matricariodes pineappleweed Asteraceae (Compositae) - Aster or Sunflower Family
Medicago
Medicago lupulina black medic Fabaceae (Leguminosae) - Pea or Bean Family
Melilotus
Melilotus alba white sweet clover Fabaceae (Leguminosae) - Pea or Bean Family
Melilotus officinalis yellow sweet clover Fabaceae (Leguminosae) - Pea or Bean Family
Microstegium
Microstegium vimineum Japanese stiltgrass Poaceae (Graminae) - Grass Family
Mimulus
Mimulus alatus sharp-winged monkey-flower Scrophulariaceae - Figwort Family
Mirabilis
Mirabilis nyctaginea wild four-o'-clock Nyctaginaceae - Four-O'clock Family
Miscanthus
Miscanthus sacchariflorus amur silvergrass Poaceae (Graminae) - Grass Family
Mollugo
Mollugo verticillata carpetweed Aizoaceae - Carpetweed Family
Muhlenbergia
Muhlenbergia schreberi wiregrass nimblewill Poaceae (Graminae) - Grass Family
Myrrhis
Myrrhis longistylis see - Osmorhiza longistilis
Myrrhis claytonia see - Osmorhiza claytoni