genus Xanthium

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Noun1.genus Xanthium - coarse herbs having small heads of greenish flowers followed by burrs with hooked bristles
asterid dicot genus - genus of more or less advanced dicotyledonous herbs and some trees and shrubs
aster family, Asteraceae, Compositae, family Asteraceae, family Compositae - plants with heads composed of many florets: aster; daisy; dandelion; goldenrod; marigold; lettuces; ragweed; sunflower; thistle; zinnia
cocklebur, cockle-bur, cockleburr, cockle-burr - any coarse weed of the genus Xanthium having spiny burrs
References in periodicals archive ?
The cocklebur fruit (genus Xanthium) is a seed pod measuring approximately 12 cm that is covered with stiff, hooked spines.
There are, however, reports of preparations made from plant species not belonging to the genus Xanthium that showed growth inhibition of R.
The genus Xanthium includes 25 species, all of American origin.