swallow wort


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Noun1.swallow wort - perennial herb with branched woody stock and bright yellow flowersswallow wort - perennial herb with branched woody stock and bright yellow flowers
poppy - annual or biennial or perennial herbs having showy flowers
Chelidonium, genus Chelidonium - one species: greater celandine
References in periodicals archive ?
Just a partial list includes Norway maple, tree of heaven, autumn olive, black locust, euonymus, common and glossy buckthorn, multiflora rose, wineberry, honeysuckle, bittersweet, porcelain berry, swallow worts, bishop's weed, cypress spurge, garlic mustard, dame's rocket, Japanese knotweed, Japanese stilt grass, purple loosestrife, spotted knapweed, yellow flag iris, phragmites, hydrilla and water chestnut.