"Stems 2–8 dm, tending to be appressed- hairy, mostly freely-branched above; lvs linear to linear-oblong or linear-oblanceolate, 2–5 cm, usually ascending, sessile, rough-hairy; racemes numerous, eventually 5–10 cm; mature pedicels erect or ascending, 1–2 mm; bracts linear or lanceolate, 3–10 mm; cor blue, 2–3(–4) mm wide; nutlets 3–4 mm, the outer face lanceolate, roughened, surrounded by 2(3) rows of prickles, those of the inner row usually the longer; 2n=48. Native of Eurasia, established as a weed in waste places in much of the U.S. and s. Can., in our range more common northward. May–Sept. (L. echinata; L. lappula)"
Descriptions of plants should be attributed to the full citation for each individual article, chapter or book that is the source for each record, which should include the authors of original publication.
Content licensed under Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License