(First upload on January 21 2014. Last on October 31 2018) [ 日本語 | English ]

Menziesia pentandra Maxim.

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

Menziesia Sm. (ヨウラクツツジ)
Koyourakutsutsuji (コヨウラクツツジ, 小瓔珞躑躅)
Life form: deciduous shrub < 2 m in height
Distribution: Sakhalin - Japan - southern Kuril
Habitat: forest floor and edge, or rocky site

Field training on integrated environmental research (統合環境調査法実習)

Leaf margin: serrate with hair (≈ 0.5 mm long)
Shoot: coarse hair when young

Rhododendron pentandrum (Maxim.) Craven, used when Menziesia is not established


Menziesia pentandra in Hokkaido

[1/2] in a pine forest on the slope of Mount Meakan, eastern Hokkaido, on June 25 2013. This mountain is one of the most active volcanoes in Hokkaido. Record: also seen in the Nakagawa Experimental Forest of Hokkaido University. [3] on a trail to Matsuyama Bog, northern Hokkaido, on June 27 2018.