Common Teasel
(Dipsacus fullonum subsp. sylvestris)
General description:
Herbaceous, monocarpic perennial. Grows as a basal rosette for at least one year. Forms a prickly, angled flowering stalk, 2-6’ tall, typically in second or third year.
Ecological threat:
- Invades open areas, prairies, savannas, and sedge meadows, as well as roadsides and disturbed areas.
- Rapid range expansion of cut-leaved teasel has been observed in several Midwestern states.
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