little-leaved mountain mint | |
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Flowers and foliage | |
Scientific classification | |
Kingdom: | Plantae |
(unranked): | Angiosperms |
(unranked): | Eudicots |
(unranked): | Asterids |
Order: | Lamiales |
Family: | Lamiaceae |
Genus: | Pycnanthemum |
Species: | P. tenuifolium |
Binomial name | |
Pycnanthemum tenuifolium Schrad. |
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Synonyms | |
Pycnanthemum flexuosum auct. non Walter: misidentified) |
Pycnanthemum tenuifolium (little-leaved or slender-leaved mountain mint) is a plant in the mint family, Lamiaceae.
Many authors believed that the name Pycnanthemum flexuosum refers to this plant, but this does not appear to be correct.
Pycnanthemum tenuifolium is a herbaceous plant with narrow, opposite, simple leaves, on wiry, green stems. The flowers are white, borne in summer. Like most plants in the genus, the foliage has a strong mint fragrance when crushed or disturbed.