Apple mint
Mentha suaveolens Ehrh. [Lamiaceae]
Marubahakka (マルバハッカ, 丸葉薄荷)
Lifeform: perennial forb
Distribution: native to Mediterranean region (exotic to Japan)
Habitat: escaped from gardening and cultivation
Synonyms
Mentha rotundifolia auct. non (L.) Huds.
Mentha L. in Japan
M. aquatica L. (ヌマハッカ)
M. arvensis L. (ヨウシュハッカ)
M. canadensis L. (ハッカ, s.l.)
var. piperascens (Malinv. ex Holmes) H. Hara (ハッカ)
M. japonica (Miq.) Makino (ヒメハッカ)
Mentha japonica (Miq.) Makino f. prostrata Sugim. (ハイヒメハッカ)
M. longifolia (L.) Huds. (ナガバハッカ)
M. pulegium L. (メグサハッカ)
M. spicata L. (オランダハッカ)
var. crispa Benth. (オランダハッカ, s.s.)
M. suaveolens Ehrh. (マルバハッカ)
Mentha suaveolens in Hokkaido
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[1-4] at N25/E1, East Ward, Sapporo, on July 28 2011.