Dandelion

Taraxacum officinale

Aster family, Asteraceae

Photo credit: Elekes Andor CCA-SA 4.0

Cats Ear

Hypochaeris radicata

Aster family, Asteraceae

Photo credit: Stefan.lefnaer CCA-SA 4.0

Perennial Sowthistle

Sonchus arvensis

Aster family, Asteraceae

Photo credit: 4028mdk09 CCA-SA 3.0

Annual Sowthistle

Sonchus oleraceus

Aster family, Asteraceae

Photo credit: Ian Alexander CCA-SA 4.0

Prickly Sowthistle

Sonchus asper

Aster family, Asteraceae

Photo credit: Gilles Ayotte CCA-SA 4.0

Prickly Lettuce

Lactuca serriola

Aster family, Asteraceae

Photo credit: Gilles Ayotte CCA-SA 4.0

Nipplewort

Lapsana communis

Aster family, Asteraceae

Photo credit: T.Voekler CCA-SA 3.0

Orange Hawkweed

Hieracium aurantiacum

Aster family, Asteraceae

Photo credit: Wilhelm Zimmerling PAR CCA-SA 4.0

Bull Thistle

Cirsium vulgare

Aster family, Asteraceae

Photo credit: Frank Vincentz CCA-SA 3.0

Canada Thistle

Cirsium arvense

Aster family, Asteraceae

Photo credit: Vinayaraj CCA-SA 4.0

Meadow Knapweed

Centaurea x moncktonii

Aster family, Asteraceae

Photo credit: Doug Murphy CCA-SA 3.0

Burdock

Arctium minus

Aster family, Asteraceae

Photo credit: Robert Flogaus-Faust CCA 4.0