noun.
In botany: The Erechthites hieracifolia, a coarse annual composite of North America, so called from its appearing abundantly where clearings have recently been burned over.
noun.
The great willow-herb, Epilobium angustifolium, for the same reason.
noun.
The horseweed, Erigeron Canadensis.
noun.
A species of plantain, Plantago media.
noun.
The jimson-weed, Datura Stramonium; also, occasionally, D. Tatula.
noun.
The wild lettuce, Lactuca Canadensis.
noun.
The golden ragwort, Senecio aureus.