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Teucrium japonicum Houttuyn

Mount Usu / Sarobetsu post-mined peatland
From left: Crater basin in 1986 and 2006. Cottongrass / Daylily

Teucrium L. (ニガクサ)
Nigakusa (ニガクサ, 苦草), spike-flower germander
Life form: perennial forb, developing belowground-stolons
Distribution: Far East - China - Korea - Japan
Habitat: mesic forests
Stem: square
f. hispidovillosum Kudo (ケニガクサ)

Teucrium japonicum in Hokkaido

Sorbus1 Sorbus2 Sorbus3
[1-3] in the park of Nakatonbetsu Limestone Caves for Communication with Nature (中頓別鍾乳洞自然ふれあい公園), northern Hokkaido, on August 28 2015.