Pycnanthemum torreyi Benth.
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Authority
Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.
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Family
Lamiaceae
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Scientific Name
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Description
Species Description - Much like P. verticillatum var. verticillatum, but the lvs softer and less veiny, and the cal-teeth longer and sharper, 1–1.5 mm; invol bracts lanceolate, acuminate to aristate; 2n=78–80. Dry upland woods; s. N.H. to Ga., w. to Ill. (P. leptodon)