Eupatorium resinosum Torr.
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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
Asteraceae
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Scientific Name
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Description
Species Description - Plants 4–10 dm, viscidulous-puberulent throughout, the lvs commonly subtomentosely so beneath; lvs opposite, sessile, slender, 5–13 × 0.5–1.5 cm, evenly serrate, long-acuminate; heads ± numerous in a flat-topped infl; invol 3.5–5 mm, its bracts broadly rounded to acutish, imbricate in ca 3 series, the inner tending to be somewhat whitish distally, the outer less than half as long as the inner; fls white, 9–14 per head; 2n=20. Pocosins, bogs, and other wet places, often in pine-barrens; L.I. (where now probably extinct) and N.J. to Del. and rarely N.C. Aug.–Oct.
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Common Names
pine-barren eupatorium