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(First upload on February 29 2012. Last on October 15 2016) [ 日本語 | English ]

Thymus quinquecostatus Celak.






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

Thymus L. (イブキジャコウソウ)
Ibukijakousou (イブキジャコウソウ, 伊吹麝香草), Japanese thyme
Hyakurikou (ヒャクリコウ, 百里香)
Lifeform: evergreen dwarf shrub, with 3-15 cm in height ↔ T. serpyllum
Distribution: India - China - Korea - Japan
Habitat: on sunny, rocky soil (often used for gardening)
Chromosome number: 2n = 24
Synonyms:

Thymus japonicus (H. Hara) Kitag.
Thymus quinquecostatus Celak. var. ibukiensis (Kudo) H. Hara

Thymus quinquecostatus Celak. var. japonicus H. Hara
Thymus serpyllum L. var. ibukiensis Kudo
Thymus serpyllum L. ssp. quinquecostatus (Celak.) Kitam., often used

var. canescens (C. A. Mey.) H. Hara (ヒメヒャクリコウ), in the Northern Alps
var. magnus (Nakai) Kitam. (タケシマジャコウソウ)
var. przewalskii (Kom.) Ronniger (コウガイジャコウソウ)
f. albiflorus H. Hara (シロバナイブキジャコウソウ)
f. maritimus H. Hara (ハマジャコウソウ)
索引

Thymus quinquecostatus in Hokkaido


ST1 ST2 ST3
[1-3] near the fifth station on Mount Apoi (アポイ岳), south-central Hokkaido, on June 15 2016.

Escaped from gardening

ST4 ST5 ST6
[4-6] probably escaped from gardening. Along a roadside at N26/E2, East Ward, Sapporo, on July 1 2011

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