Robert W. Freckmann Herbarium

Search Results:       Common Name: lettuce

List for printing without synonyms and photos.
Checklist from Wisconsin State Herbarium
Click on taxon for details including: Photos ( * ), Distribution Maps ( + ), Ethnobotany and Google Search.
      Family Asteraceae (click for list of genera only)  
            Lactuca L. *
              lettuce (DISTRIBUTION MAP GALLERY of SPECIES)
            Lactuca biennis (Moench) Fernald * +
              tall blue lettuce, woodland lettuce
                 Lactuca biennis (Moench) Fernald f. aurea (Jenn.) Fernald
                 Lactuca biennis (Moench) Fernald f. integrifolia (Torr. & A.Gray) Fernald
                 Lactuca spicata auct. non (Lam.) Hitchc.
                 Lactuca spicata (Lam.) Hitchc. var. integrifolia (Torr. & A.Gray) Britton
                 Mulgedium spicatum auct. non (Lam.) Small
                 Mulgedium spicatum (Lam.) Small var. integrifolium (Torr. & A.Gray) Small
                 Sonchus biennis Moench
Image of Lactuca biennis (Moench) Fernald
            Lactuca canadensis L. * +
              Canada lettuce, tall lettuce, tall wild lettuce, wild lettuce
                 Lactuca canadensis L. var. canadensis
                 Lactuca canadensis L. var. integrifolia (Bigelow) Torr. & A.Gray
                 Lactuca canadensis L. var. latifolia Kuntze
                 Lactuca canadensis L. var. latifolia Kuntze f. exauriculata Wiegand
                 Lactuca canadensis L. var. longifolia (Michx.) Farw.
                 Lactuca canadensis L. var. longifolia (Michx.) Farw. f. angustipes (Wiegand) Farw.
                 Lactuca canadensis L. var. obovata Wiegand
                 Lactuca canadensis L. var. spinulosa Jenn.
                 Lactuca canadensis L. var. typica Wiegand
                 Lactuca canadensis L. var. typica Wiegand f. angustipes Wiegand
                 Lactuca sagittifolia Elliott
Image of Lactuca canadensis L.
            Lactuca floridana (L.) Gaertn. * +
              blue lettuce, woodland lettuce
                 Lactuca floridana (L.) Gaertn. var. villosa (Jacq.) Cronquist
                 Lactuca villosa Jacq.
                 Mulgedium floridanum (L.) DC.
                 Mulgedium villosum (Jacq.) Small
Image of Lactuca floridana (L.) Gaertn.
            Lactuca hirsuta Muhl. ex Nutt. var. sanguinea (Bigelow) Fernald *
              [Excluded] hairy lettuce
Image of Lactuca hirsuta Muhl. ex Nutt. var. sanguinea (Bigelow) Fernald
            Lactuca ludoviciana (Nutt.) Riddell * +
              prairie lettuce, prairie wild lettuce, western wild lettuce
                 Lactuca campestris Greene
                 Lactuca campestris Greene var. typica Wiegand
                 Sonchus ludovicianus Nutt.
Image of Lactuca ludoviciana (Nutt.) Riddell
            Lactuca pulchella (Pursh) DC. * +
              showy blue lettuce
                 Lactuca oblongifolia Nutt.
                 Lactuca tatarica (L.) C.A.Mey. subsp. pulchella (Pursh) Stebbins
                 Lactuca tatarica (L.) C.A.Mey. var. heterophylla (Nutt.) B.Boivin
                 Lactuca tatarica (L.) C.A.Mey. var. pulchella (Pursh) Breitung
                 Mulgedium heterophyllum Nutt.
                 Sonchus pulchellus Pursh
                 Sonchus tataricus L., pro parte
Image of Lactuca pulchella (Pursh) DC.
            Lactuca saligna L.
              [Excluded] willow lettuce, willow-leaved lettuce
                 Lactuca saligna L. var. runcinata Gren. & Godr.
            Lactuca serriola L. * +
              compass-plant, prickly lettuce
                 Lactuca integrata (Gren. & Godr.) A.Nelson
                 Lactuca scariola L.
                 Lactuca scariola L. f. integrifolia (Bogenh.) Beck
                 Lactuca scariola L. var. integrata Gren. & Godr.
                 Lactuca serriola L. var. integrata (Gren. & Godr.) Farw.
Image of Lactuca serriola L.
            Lactuca tatarica (L.) C.A.Mey.
              [Excluded] blue lettuce
            Prenanthes L. *
              rattlesnake-root, white-lettuce (DISTRIBUTION MAP GALLERY of SPECIES)
            Prenanthes alba L. * +
              lion's-foot, rattlesnake-root, white-lettuce
                 Nabalus albus (L.) Hook.
Image of Prenanthes alba L.
            Prenanthes aspera Michx. * +
              rough rattlesnake-root, rough white-lettuce
                 Nabalus asperus (Michx.) Torr. & A.Gray
Image of Prenanthes aspera Michx.
            Prenanthes crepidinea Michx. * +
              great white-lettuce, Midwestern white-lettuce, nodding rattlesnake-root
                 Nabalus crepidineus (Michx.) DC.
Image of Prenanthes crepidinea Michx.
            Prenanthes racemosa Michx. * +
              glaucous white-lettuce, purple rattlesnake-root
                 Nabalus racemosus (Michx.) DC.
                 Prenanthes racemosa Michx. subsp. multiflora Cronquist
                 Prenanthes racemosa Michx. var. multiflora (Cronquist) Dorn
                 Prenanthes racemosa Michx. var. racemosa
Image of Prenanthes racemosa Michx.
      Family Boraginaceae (click for list of genera only)  
            Amsinckia tessellata A.Gray *
              [Excluded] bristly fiddle-neck, devil's-lettuce,
Image of Amsinckia tessellata A.Gray

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