"Pinnate" images

Lotus corniculatus - flower

Lotus corniculatus - flower

Lotus corniculatus - whole plant

Lotus corniculatus - whole plant

Birdsfoot trefoil

Achillea millefolium - leaves

Achillea millefolium - leaves

Achillea millefolium - leaves close-up

Achillea millefolium - leaves close-up

Common yarrow

Ambrosia artemisiifolia

Photo credit

John D. Byrd, Mississippi State University

Ambrosia artemisiifolia

Photo credit

Theodore Webster, USDA ARS

Ambrosia artemisiifolia

Ambrosia artemisiifolia

Photo credit

Olivia McCandless

Ambrosia artemisiifolia

Ambrosia artemisiifolia

Photo credit

Olivia McCandless

Common ragweed

Centaurea maculosa - flower

Centaurea maculosa - flower

Centaurea maculosa - flower

Centaurea maculosa - flower

Centaurea maculosa - flower bud

Centaurea maculosa - flower bud

Centaurea maculosa - leaves, stem

Centaurea maculosa - leaves, stem

Centaurea maculosa - leaves, stem, flower bud

Centaurea maculosa - flower bud, leaves

Centaurea maculosa - whole plant

Centaurea maculosa - whole plant

Centaurea maculosa - whole plant

Centaurea maculosa - whole plant

Centaurea maculosa - whole plant

Centaurea maculosa - whole plant

Spotted knapweed

Tanacetum vulgare

Tanacetum vulgare

Photo credit

Becca MacDonald, Sault College

Tanacetum vulgare

Tanacetum vulgare

Photo credit

Steve Dewey, Utah State University

Tanacetum vulgare

Tanacetum vulgare

Photo credit

Rob Routledge, Sault College

Common tansy

Pueraria lobata

Pueraria lobata

Photo credit

James H. Miller & Ted Bodner, Southern Weed Science Society

Pueraria lobata

Pueraria lobata

Photo credit

James H. Miller & Ted Bodner, Southern Weed Science Society

Pueraria lobata

Pueraria lobata

Photo credit

James H. Miller, USDA Forest Service

Pueraria lobata

Pueraria lobata

Photo credit

Kerry Britton, USDA Forest Service

Pueraria lobata - seed

Pueraria lobata - seed

Photo credit

Olivia McCandless

Pueraria lobata - seedling

Pueraria lobata - seedling

Photo credit

Olivia McCandless

Kudzu

Oxalis corniculata

Oxalis corniculata

Photo credit

Joseph M. DiTomaso, University of California - Davis

Oxalis corniculata

Oxalis corniculata

Photo credit

Joseph M. DiTomaso, University of California - Davis

Oxalis corniculata

Oxalis corniculata

Photo credit

Joseph M. DiTomaso, University of California - Davis

Creeping woodsorrel

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