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Asteraceae
Lactuca

not marked as a favorite taxon Lactuca floridana (Linnaeus) Gaertner. Common name: Woodland Lettuce. Phenology: Aug-Nov. Habitat: Mesic and dry-mesic forests. Distribution: NY, MB and MN south to s. FL and TX.

Glossary (beta!)

Origin/Endemic status: Native

Synonymy ⓘ: = Ar, C, Fl7, FNA19, K4, Mi, NcTx, NY, POWO, RAB, SE1, Tn, Va, W, WH3, WV; > Lactuca floridana (L.) Gaertn. var. floridana — F, G, GrPl, Il, Oh3, Pa; > Lactuca floridana (L.) Gaertn. var. villosa (Jacq.) Cronquist — F, G, GrPl, Il, Oh3, Pa; > Lactuca villosa Jacq. — Tat; > Mulgedium floridanum (L.) DC. — S; > Mulgedium villosum (Jacq.) Small — S; Sonchus floridanus Linnaeus. Basionym: Sonchus floridanus L. 1753

Links to other floras: = Lactuca floridana - FNA19

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Wetland Indicator Status:

  • Atlantic and Gulf Coastal Plain: FACU
  • Eastern Mountains and Piedmont: FACU
  • Great Plains: FAC
  • Midwest: FACU
  • Northcentral & Northeast: FACU

Heliophily ⓘ: 6

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image #1 of Lactuca floridana© Alan M. Cressler | Original Image ⭷
image #2 of Lactuca floridana© Gary P. Fleming | Original Image ⭷
image #3 of Lactuca floridana© Keith Bradley | Original Image ⭷
image #4 of Lactuca floridana© Richard & Teresa Ware CC-BY-NC, permission granted to NCBG | Original Image ⭷
image #5 of Lactuca floridana© Keith Bradley | Original Image ⭷
image #6 of Lactuca floridana© Gary P. Fleming | Original Image ⭷
image #7 of Lactuca floridana© Aidan Campos source | Original Image ⭷

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Horticultural Information

NCBG trait

Intro: Erect-ascending annual/biennial of well-drained floodplains, moist to somewhat dry upland forests, thickets and clearings.

Stems: Stems unbranched, purplish-green, smooth, oozing milky sap when broken.

Leaves: Leaves alternate, sessile-clasping above and petiolate below, lance-shaped to triangular, to 8 in. long, toothed or deeply lobed (the terminal lobe usually triangular), smooth except for some hairs along veins beneath.

Inforescence:

Flowers: Composite flowers (heads) in wide-branching terminal cluster; heads less than 1/2 in. wide and consisting of 11-27 pale blue to lavender ray florets with squared-off, toothed tips. Narrow, purple-tipped, green bracts surround the cylindric base of each head.

Fruits: Fruit a fluffy cluster of flattened, white-tufted achenes.

Comments:

Height: 1 1/2-6 1/2 ft.

plant sale text:

bloom table text:

description: Erect-ascending annual/biennial of well-drained floodplains, moist to somewhat dry upland forests, thickets and clearings.

stems: Stems unbranched, purplish-green, smooth, oozing milky sap when broken.

leaves: Leaves alternate, sessile-clasping above and petiolate below, lance-shaped to triangular, to 8 in. long, toothed or deeply lobed (the terminal lobe usually triangular), smooth except for some hairs along veins beneath.

inflorescence:

flowers: Composite flowers (heads) in wide-branching terminal cluster; heads less than 1/2 in. wide and consisting of 11-27 pale blue to lavender ray florets with squared-off, toothed tips. Narrow, purple-tipped, green bracts surround the cylindric base of each head.

fruits: Fruit a fluffy cluster of flattened, white-tufted achenes.

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cultural notes:

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native range:



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