noun
- A common North American plant (Erigeron canadensis) with small white or pale pink flowers, found in fields and disturbed areas.
Usage: Also called fleabane or Canadian fleabane; Botanical term
Examples
- The horseweed spread rapidly across the abandoned lot.
- Farmers often struggle to control horseweed in their fields.
- Horseweed is recognizable by its thin stems and tiny clustered flowers.
- The plant got its name from its historical use in treating horse ailments.
- Horseweed blooms in late summer and early fall.