Lactuca biennis (Moench) Fernald. Tall Blue Lettuce, Blue Wood Lettuce. Phen: Aug-Nov. Hab: Pastures, roadsides, forest edges, thickets. Dist: NL (Labrador) and AK south to NC, TN, IA, CO, UT, and CA.
Origin/Endemic status: Native
Synonymy ⓘ: = C, FNA19, G, GrPl, Il, K1, K3, K4, Mi, NE, NY, Oh3, Pa, RAB, SE1, Tn, Va, W, WV; = Lactuca spicata Jacq. – Tat; > Lactuca biennis (Moench) Fernald – F; > Lactuca terrae-novae Fernald – F; > Mulgedium spicatum (Lam.) Small var. integrifolium (Torr. & A.Gray) Small – S; > Mulgedium spicatum (Lam.) Small var. spicatum – S
Wetland Indicator Status:
- Atlantic and Gulf Coastal Plain: FACU
- Eastern Mountains and Piedmont: FACU
- Great Plains: FAC (taxonomic split from wetland indicator species)
- Midwest: FAC (taxonomic split from wetland indicator species)
- Northcentral & Northeast: FAC (taxonomic split from wetland indicator species)
Heliophily ⓘ: 7
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© Bruce A. Sorrie | Original Image ⭷
© Gary P. Fleming | Original Image ⭷
© Gary P. Fleming | Original Image ⭷
© Alan Weakley source | Original Image ⭷
© Alan Weakley source | Original Image ⭷Feedback
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