Photographer: Emmet J. Judziewicz
Lappula squarrosa (Retz.) Durmort.
European stickseed, spiny stickseed, two-row stickseed
Lappula: diminutive of lappa for "bur"
squarrosa: squarrose for "spreading horizontally; curved at the ends"
|Status: ||Introduced - naturalized|
|Plant: ||erect, annual, 8"-32" tall forb, roughly-hairy|
|Flower: ||blue, 5-parted, 1/8" wide, funnel-shaped, stalked, tube length about the same as the lobe's width, stamens shorter than the petals, linear to lance-like bracts; inflorescence a many-branched, curving cluster (cyme) at the ends of the branches; blooms May-Sept.|
|Fruit:||stalked nutlet with prickles in 2-3 rows along the margins|
|Habitat: ||disturbed areas|