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As classified in WFO snapshot

June 2025

latest classification for this taxon

species

Lactuca canadensis L.

This species name was first published in Sp. Pl.: 796. 1753  

At the time of this classification snapshot, this species name was accepted by WFO (placed as the accepted name of a taxon). Its description and other taxonomic data can be found on World Flora Online, id: wfo-0000046828.

Synonyms of Lactuca canadensis L.

Name Author Protologue Nomenclator WFO link
Galathenium integrifolium Nutt. in Trans. Amer. Philos. Soc., ser. 2, 7: 443. 1841 wfo-0000014748
Galathenium salicifolium Nutt. in Trans. Amer. Philos. Soc., ser. 2, 7: 443. 1841 wfo-0000016954
Lactuca longifolia Michx. Fl. Bor.-Amer. 2: 85. 1803 wfo-0000018721
Lactuca sagittifolia Elliott Sketch Bot. S. Carolina 2: 253. 1823 wfo-0000020517
Lactuca steelei Britton Man. Fl. N. States: 899. 1901 wfo-0000026652
Mulgedium canadense var. canadense wfo-0000057619
Mulgedium canadense (L.) Farw. in Asa Gray Bull. 3: 22. 1895 wfo-0000058543
Lactuca canadensis var. integrifolia (Torr. & A.Gray) Farw. wfo-0000064092
Lactuca canadensis var. canadensis wfo-0000068709
Lactuca canadensis var. obovata Wiegand in Rhodora 22: 11. 1920 wfo-0000077203
Mulgedium integrifolium Cass. in Cuvier, Dict. Sci. Nat. 33: 298. 1824 wfo-0000077386
Wiestia elongata (Muhl. ex Willd.) Sch.Bip. in Jahrb. Pract. Pharm. Verwandte Fächer 4: 154. 1841 wfo-0000080321
Cicerbita elongata (Muhl. ex Willd.) Wallr. Sched. Crit.: 434. 1822 wfo-0000082042
Galathenium elongatum (Muhl. ex Willd.) Nutt. in Trans. Amer. Philos. Soc., ser. 2, 7: 443. 1841 wfo-0000085971
Wiestia canadensis (L.) Sch.Bip. in Jahrb. Pract. Pharm. Verwandte Fächer 4: 154. 1841 wfo-0000093005
Lactuca elongata Muhl. ex Willd. Sp. Pl. 3: 1525. 1804 wfo-0000096486
Lactuca canadensis var. longifolia (Michx.) Farw. in Pap. Michigan Acad. Sci. 2: 45. 1923 wfo-0000099275
Lactuca canadensis var. latifolia Kuntze Revis. Gen. Pl. 1: 349. Nov 1891 wfo-0000110762
Lactuca integrifolia Bigelow Fl. Boston., ed. 2: 287. 1824 wfo-0000111846
Sonchus pallidus Willd. Sp. Pl. 3: 1521. 1804 wfo-0000117330
Lactuca polyphylla Rydb. in Bull. Torrey Bot. Club 38: 23. 1911 wfo-0000131125
Cicerbita canadensis (L.) Wallr. Sched. Crit.: 434. 1822 wfo-0000134051
Lactuca canadensis f. canadensis wfo-0000135091
Lactuca canadensis var. typica Wiegand Rhodora 22: 10 (1920) wfo-0001372773
Lactuca elongata var. integrifolia Torr. & A.Gray Fl. N. Amer. 2: 496. 1843 wfo-0001372776
Lactuca elongata var. longifolia (Michx.) Torr. & A.Gray Fl. N. Amer. 2: 496. 1843 wfo-0001372777