Plant Lists
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Steve Hurst. Provided by ARS Systematic Botany and Mycology Laboratory. United States, Maryland.
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©Ted Bodner. James H. Miller and Karl V. Miller, 2005, Forest plants of the southeast and their wild
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©Ted Bodner. James H. Miller and Karl V. Miller, 2005, Forest plants of the southeast and their wild
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©James H. Miller. James H. Miller and Karl V. Miller, 2005, Forest plants of the southeast and their
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©Ted Bodner. James H. Miller and Karl V. Miller, 2005, Forest plants of the southeast and their wild
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©William S. Justice. Provided by Smithsonian Institution, Department of Botany.
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Tracey Slotta. Provided by ARS Systematic Botany and Mycology Laboratory. United States, Maryland.
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Britton, N.L., and A. Brown, 1913, An illustrated flora of the northern United States, Canada and th
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Britton, N.L., and A. Brown, 1913, An illustrated flora of the northern United States, Canada and th
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Britton, N.L., and A. Brown, 1913, An illustrated flora of the northern United States, Canada and th
Plant Details
Family Name: Asteraceae Bercht. & J. Presl - Aster family
Common Name: Canada lettuce
Symbol: LACA
Group: Dicot
Rank: Species
Date Modified: Feb. 7, 2026, 3:55 a.m.
Duration
- Annual
- Biennial
Growth Habits
- Forb/herb
Synonyms
- Lactuca canadensis L. var. integrifolia (Bigelow) Torr. & A. Gray
- Lactuca canadensis L. var. latifolia Kuntze
- Lactuca canadensis L. var. longifolia (Michx.) Farw.
- Lactuca canadensis L. var. obovata Wiegand
- Lactuca canadensis L. var. typica Wiegand
- Lactuca sagittifolia Elliott
- Lactuca steelei Britton
Wetland Ratings
| AGCP | AW | CB | EMP | GP | HI | MW | NCNE | WMVC | AK |
|---|---|---|---|---|---|---|---|---|---|
| FACU | FACU | FACU | FACU | FACU | FACU | FACU |