Tartarian Lettuce - Lactuca tatarica
Lactuca pulchella, Mulgedium pulchellum, Lactuca oblongifolia
MNPS Threat Rank
Rhizomatous perennial. Stems erect, simple below, 20–90 cm. Leaf blades narrowly lanceolate to oblanceolate, 4–12 cm long; pinnately runcinately lobed to entire. Involucre 11–18 mm high; phyllaries erect in fruit. Rays 15 to 50, blue; ligules 7–12 mm long. Achenes 4–5 mm long; beaks up to 1 mm long (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX)
Throughout all of temperate North America except the southeast U.S. (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).
Observations in Montana Natural Heritage Program Database
Number of Observations:
(Click on the following maps and charts to see full sized version)
Map Help and Descriptions
(Observations spanning multiple months or years are excluded from time charts)
- Additional ReferencesLegend: View Online Publication
Do you know of a citation we're missing?
- Anderson, N.L. 1951. Field studies on the biology of range grasshoppers of southeastern Montana. M.Sc. Thesis. Bozeman, Montana: Montana State University. 96 p.
- Lesica, P., M.T. Lavin, and P.F. Stickney. 2012. Manual of Montana Vascular Plants. Fort Worth, TX: BRIT Press. viii + 771 p.
- Peterson, J.G. 1969. The food habits and summer distribution of juvenile sage grouse in central Montana. M.Sc. Thesis. Bozeman, MT: Montana State University. 39 p.
- Rundquist, V.M. 1973. Avian ecology on stock ponds in two vegetational types in north-central Montana. Ph.D. Dissertation. Bozeman, MT: Montana State University. 112 p.