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Native Plant Trust: Go Botany Discover thousands of New England plants


See list of 3 species in this genus
  • 1a. Leaves not decurrent on stems and branches, the blades linear to linear-filiform, 1–2 (–4) mm wide; plants annual, from taproots
  • 1b. Leaves decurrent on stems and branches, the blades broad-linear to oblanceolate, elliptic, or narrow-ovate, 5–40 mm wide; plants perennial, from fibrous roots
    • 2a. Ray flowers carpellate, numbering mostly 13–21 per capitulum [Fig. 416]; disk flowers yellow; larger leaf blades coarsely toothed
    • 2b. Ray flowers neutral, numbering mostly 8–13 per capitulum, rarely absent; disk flowers red-brown to purple-brown; leaf blades entire or subentire

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 Show photos of:   Each photo represents one species in this genus.