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(Upload on November 17 2014) [ 日本語 | English ]

Hypericum kamtschaticum Ledeb.






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

Hypericum L. (オトギリソウ)
Hai-otogiri (ハイオトギリ, 這弟切), Kamchatka St. John's wort * (tentative)
Lifeform: stoloniferous, perennial forb
Distribution: Japan (north to Chubu District) - Kuril - Kamchatka
Habitat: open sites in subalpine and alpine zones
Leaf: many black glands
Synonyms:

Hypericum kamtschaticum Ledeb. var. paramushirense (Kudo) Y. Kimura

The following varieties are moved into: Hypericum senanense Maxim. (all of them are not in Hokkaido)

var. honodesne Y. Kimura (イワオトギリ) → H. s. ssp. mutiloides (R. Keller) N.Robson
var. senanense (Maxim.) Y. Kimura (シナノオトギリ) / var. decorum Y. Kimura (ウツクシオトギリ) → H. s. ssp. senanense

Hypericum kamtschaticum in Hokkaido


索引

ST1 ST2
ST3 ST4
[1-4] at the western slope of Mount Yotei (羊蹄山), central Hokkaido, on June 28 2014.

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