Lactuca tatarica (L.) C. A. Mey.
 
FamilyCompositae — APG family: Asteraceae
SynonymsLactuca tatarica subsp. pulchella (Pursh) Stebbins, Sonchus tataricus L.
Common nameblue lettuce
DescriptionStems stout, from long, subterranean rhizome; leaves sessile, entire, oblong- lanceolate, thin, pale, glabrous, the lower more or less pinnatifid, with small end lobe; heads few, with blue to purplish flowers; achenes with short beak.
EcologyMoist meadows; also adventive both in Europe and in America. Described from “Tataria and Siberia.”
Taxonomy
notes
The species has been divided into the Eurasiatic subsp. tatarica and the American subsp. pulchélla (Pursh) Stebbins (see synonymy above); it is uncertain to which type the Alaskan plant belongs.
Hultén's Flora About

This is a digital representation of Eric Hultén’s ‘Flora of Alaska and Neighboring Territories: A Manual of the Vascular Plants’, which was published by Stanford University Press in 1968. The book was digitized by C. Webb (at UAMN) as part of the Flora of Alaska project, with funding by the US NSF (Grant 1759964 to Ickert-Bond & Webb), and with permission of Stanford University Press. Data and images © 1968 Board of Trustees of the Leland Stanford Jr. Univ. Usage licence: Creative Commons BY-NC-SA 4.0. NB: You may find OCR errors; please refer to the hard-copy if in doubt.