EcoFlora - Chaiturus marrubiastrum

Chaiturus marrubiastrum (L.) Rchb.
Family: Lamiaceae Lion's-Tail [Leonurus marrubiastrum L.] Nathanael Pilla	Gleason & Cronquist Resources Vascular plants of NE US and adjacent Canada Biennial; stems 10-15 dm, finely hairy; lvs lance-ovate to ovate, toothed, those subtending the verticils smaller, proportionately narrower, few- toothed to entire; bracts half as long to longer than the inconspicuously 10-nerved cal-tube; cor 5-7 mm, scarcely surpassing the cal, without an internal ring of hairs; 2n=24. Native of Europe and n. Asia, intr. in waste places here and there in our range. June-Sept. Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp. ©The New York Botanical Garden. All rights reserved. Used by permission.
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