Common Teasel
Common Teasel, Fuller's Teasel
(Dipsacus fullonum L.)
Teasel Family (Dipsacaceae)
▲ first year rosette, showing spiny "bumps" on leaf top surfaces
▲ young plant showing toothed (but not deeply lobed), lanceolate leaves, with spiny bumps on leaf top surface and along midvein underneath leaves, and fused leaf bases around stem
▲ Mature, flowering plants
▲ common teasel inflorescence; common teasel has lavender flowers while cutleaf teasel has white flowers
▲ spiny stems and opposite, lanceolate leaves
▲ dried inflorescences persist on dead plants
Common Teasel:
- a biennial weed from Europe with spiny stems and leaves that grows 2-5 feet tall
- leaves opposite, lanceolate, clasping the stems
- flowers purple in densely arranged in spiny, ovoid heads at the top of the plants
- inflorescence used in dried floral arrangements and had been used to comb wool and raise the nap on woven cloths
- can distinguish from cutleaf teasel by the deeply lobed leaves on cutleaf teasel, plus the tiny flowers in the "comb" of cutleaf teasel are white, not purplish