Sow Thistle - Stem with Heads, Basal Leaves, Flower, Achene with Pappus

“A plant of the genus Sonchus, primarily S. oleraceus, a weed of waste places, probably native in Europe and central Asia, but now diffused nearly all over the world. It is a smooth herb with a milky juice, bearing runcinate-pinnatifid leaves and rather small yellow flower heads... 1. upper part of the stem with the heads; 2. one of the basal leaves; a, a flower; b, the achene with the pappus.” —Whitney, 1889

Keywords

leaf, stem, leaves, herbs, weeds, stems, weed, thistle, herb, basal leaf, flower heads, sow thistle, sonchus, oleraceus, basal leaves, milky juice, yellow flower heads

Galleries

Flowers and Shrubs: S, Flowers and Shrubs: T-V, Stems and Roots

Source

William Dwight Whitney, PhD, LLD The Century Dictionary: An Encyclopedic Lexicon of the English Language (New York, NY: The Century Co., 1895) 5790

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