Sonchus is a genus of flowering plants in the daisy family Asteraceae. Most of the species are annual herbs, a few are perennial, and some (restricted to the Canary Islands) are even woody (subgenus Dendrosonchus) Annual herbs in the genus are known as sow thistles (less commonly hare thistles or hare lettuces). The genus is named after the Ancien... Found on http://en.wikipedia.org/wiki/Sonchus
Sonchus (Sow-Thistle) is a genus of tender herbs with milky juice of the natural order Compositae, characterized by all the florets being bisexual and strap-shaped. The flowers have an imbricated involucre, and the fruit is flattened. The species are natives of the temperate regions and have brittle, hollow stems and the pappus is hairy. There are ... Found on http://www.probertencyclopaedia.com/browse/BSB.HTM