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Echinacea
See list of 2 species in this genus-
1a. Lower leaf blades broad-lanceolate to elliptic or broad-ovate, (1–) 5–12 cm wide, mostly 1.5–5 times as long as wide, usually toothed, abruptly tapered to the petiole; plants from fribrous roots and a weak taproot
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1b. Lower leaf blades narrow-lanceolate to narrow-elliptic, 1–4 cm wide, mostly 5–20 times as long as wide, usually entire, gradually tapered to an often ill-defined petiole; plants from a strong taproot
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Each photo represents one species in this genus.