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(First upload on May 12 2014. Last on December 2 2017) [ 日本語 | English ]

Gnaphalium affine D. Don






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

Gnaphalium L. (ハハコグサ)
Hakogusa (ハハコグサ, 母子草), jersey cudweed (= G. luteoalbum)
Lifeform: biennial forb ≈ 10-30 cm high, overwintered by rosettes
Distribution: India - China - Japan
Habitat: disturbed sites, such as roadsides, cropfields, etc.

sometimes establishing on baregrounds near fumaroles on Mount Usu → flora

Use: gogyo (ゴギョウ, 御形) → the seven spring herbs (春の七草)
Synonyms:

Pseudognaphalium affine (D. Don) Anderb.
Laphangium affine (D. Don) Tzvelev
Gnaphalium affine D. Don
Gnaphalium luteoalbum L. ssp. affine (D. Don) Koster

G. affine × G. luteoalbum (アイセイタカハハコグサ)

Hybrids: → with G. luteoalbum

索引

Gnaphalium affine in Japan


ST1 ST2 ST3
[1] near the Nishiyama Craters at the foot of Mount Usu (有珠山) on May 9 2014. [2/3] near a small crater that is still hot in the Nishiyama Craters on Mount Usu on May 9 2017.

Gnaphalium affine × luteoalbum in Japan


G. affine D. Don × G. luteoalbum L.
Aiseitakahahakogusa (アイセイタカハハコグサ)

Synonyms Pseudognaphalium affine (D. Don) Anderb. × P. luteoalbum (L.) Hilliard et B. L. Burtt

ST1 ST2 ST3
[1/2] on a wasteland at Yushima Temple (seido), Tokyo, on May 30 2014. [3] in an unpaved parking lot, N27/E2, East Ward, Sapporo, on September 20 2017.

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