Dracocephalum thymiflorum L.
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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 - Smaller-lvd and more slender than no. 1 [Dracocephalum parviflorum Nutt.], with the bracts of the narrower and less compact infl entire or nearly so; cal 6–8 mm, the tube obviously longer than the teeth; 2n=20. Native of Eurasia, occasionally intr. in our range. June–Aug.
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Common Names
thyme-leaved dragon-head