(First upload on May 4 2008. Last on April 17 2023) [ 日本語 | English ]

Lamium purpureum L.

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

Lamium L. (オドリコソウ)
Hime-odoriko-sou (ヒメオドリコソオウ, 姫踊子草), red deadnettle
Lifeform: weedy biennial forb
Distribution: native to Europe and Asia (but exotic to Japan). Reported from Tokyo in 1893
Habitat: roadsides, cultivated land, etc.

Hokkaido Blue List: A3, firstly reported from Hokkaido in 1979 (Hara 1979)
HUSTEP: Plants and Plant communities in Japan (flora list)

Leaf: producing rosettes, colors changing from green on the bottom to violet on the top
f. albiflorum Goiran (シロバナヒメオドリコソウ): white flower
Records: Kobe Port Island and Arima Spa in late March 2019

Lamium purpureum in Hokkaido University Campus

Lamium1 Lamium2 Lamium3
Lamium4 Lamium5 Lamium6
Lamium7 Lamium8
[1/2] at Yachidamo Park (Yachidamo = Fraxinus mandshurica), N28E4, East Ward, Sapporo, on May 6 2015. [3] near GSEES building in Hokkaido University Campus on April 22 2008. [4] at N20W3, North Ward, Sapporo, on May 19 2011. [5] along a paved road in N23/E1, East Ward, Sapporo, on April 1 2023. [6] at a small garden in front of the Usujiri Fisheries Station of Hokkaido University, southern Hokkaido, on May 2 2017. [7/8] near the Institute of Low Temperature Science, Hokkaido University, on May 7 2022.