Definition of Hoary alyssum
1. Noun. Tall European annual with downy grey-green foliage and dense heads of small white flowers followed by hairy pods; naturalized in North America; sometimes a troublesome weed.
Group relationships: Berteroa, Genus Berteroa
Generic synonyms: Herb, Herbaceous Plant
Hoary Alyssum Pictures
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Lexicographical Neighbors of Hoary Alyssum
Literary usage of Hoary alyssum
Below you will find example usage of this term as found in modern and/or classical literature:
1. Flora of Pennsylvania by Thomas Conrad Porter (1903)
"hoary alyssum. (Man. p. 466; IF f. 1789.) In waste places, Me. to Mass., NJ and Mo. Adv. or nat. from Eu.—Pennsylvania : PHILADELPHIA, ballast 23. ..."
2. Weeds of the North Central States edited by Lloyd M. Wax, Richard S. Fawcett, Duane Isely (1999)
"hoary alyssum (Berteroa incana) p. 87 30. Pods circular or broadly elliptic, nearly as broad as long; leaves wavy-toothed, or the lower somewhat lobed. 31. ..."
3. Rhodora by New England Botanical Club (1900)
"(hoary alyssum). This grows abundantly on a grassy bank and along the roadside in the immediate vicinity of the railway. Conringia perfoliata, Link., which ..."