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Identify

Sonchus asper, leaf

Category: Leaf, Stem, Key ID Feature
Sonchus asper, inflorescence

Category: Inflorescence
Sonchus asper

Category: Whole plant

Spiny sowthistle

Sonchus asper

Compositae Family

Aster Family

WSSA code: SONAS

Identify

Life Traits

Type: Broadleaf

Growth habit: Forb/Herb

Stature: Clump

Life cycle: Annual

Characteristics

Leaf division: Simple

Leaf margin: Wavy, Lobed, Toothed

Leaf Arrangement: Alternate, Rosette, Whorled

Leaf Shape: Elongated, Heart or spade, Round

Inflorescence location: Terminal

Inflorescence color: Yellow