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Aquatic and Wetland Vascular Plants of the Northern Great Plains

41. Lamiaceae, the Mint Family

1. Lycopus L. -- Bugleweed

2. Lycopus asper Greene -- Rough bugleweed


Rhizomatous and usually stoloniferous perennial 2-8 dm tall, arising from thick tubers on the rhizomes, simple or branched, short-pubescent at least above. Leaves sessile, elliptic-lanceolate to oblong-lanceolate or linear-lanceolate, 3-9(11) cm long, 0.5-3(4) cm wide, acute-tipped, coarsely and rather regularly serrate with ascending teeth, tapered to a broad or rarely narrow base. Calyx lobes as in the preceding, 1-3 mm long; corolla as in the preceding. Nutlets truncate apically on the outer margin, sometimes somewhat toothed apically, mostly 1.5-2 mm long, the corky ridge often rather indistinct, mainly lateral. Jul--Sep. In the same habitats as L. americanus and often found growing with it; common; (Ont. and MI to B.C., s to IA, KS, NM and CA).
GIF- Species Photo/Drawing
Lycopus asper.
GIF- Distribution Map

Map key


Previous Section -- Lycopus americanus Muhl. ex Bart. -- American bugleweed
Return to Family -- Lamiaceae - The Mint Family
Next Section -- Lycopus uniflorus Michx.

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