(Upload on November 16 2013) [ 日本語 | English ]

Cassiope tetragona D. Don

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

Hokkyoku-iwahige (ホッキョクヒワヒゲ, 北極岩髭), arctic bell-heather (* tentative translation)
Lifeform: short shrub < 20 cm in height
Distribution: high Arctic in the North America and eastern Eurasia
Habitat: dry heath and rocks on tundra (ツンドラ) → permafrost (永久凍土)
Varieties (in AK)

ssp. tetragona: widspread
ssp. saximontana (Small) Pors.: interior Alaska

Synonyms of ssp. tetragona

Andromeda tetragona L.

Cassiope D. Don (イワヒゲ) in Japan

C. ericoides (Pall.) D. Don (カラフトイワヒゲ)
C. lycopodioides (Pall.) D. Don (イワヒゲ)

f. globularis H. Hara (タマザキイワヒゲ)


Cassiope tetragona in Alaska

[1/2] at Arctic National Wildlife Refuge (ANWR) in the Arctic on August 1 2006.