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(First upload on April 3 2012. Last on May 11 2017) [ 日本語 | English ]

Pieris japonica (Thunb.) D. Don ex G. Don






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

Pieris D. Don (アセビ)
One species native to Japan ⇒
Pieris japonica (Thunb.) D. Don ex G. Don Asebi (アセビ, 馬酔木, s.l.), lily-of-the-valley bush
Lifeform: evergreen shrub
Distribution: the northern limit of distribution is Fukushima Prefecture, Honshu (endemic to Japan)
Habitats: (evergreen) broad-leaved forests
Poisonous plant → asebotoxin (grqyanotoxin)
Synonyms:

Andromeda japonica Thunb.

ssp. japonica (アセビ, s.s.)
ssp. koidzumiana (Ohwi) Hatus. (リュウキュウアセビ)
ssp. taiwanensis (Hayata) Hatus. (タイワンアセビ)
var. yakushimensis T. Yamaz. (ヤクシマアセビ)
f. elegantissima (Carrière) Nakai (フイリアセビ)
f. monostachya (Nakai) H. Hara (ホナガアセビ)
Cultivars:

cv. Christmas cheer, cv. Daisen & cv. flamingo
→ f. rosea Makino (ウスベニアセビ/アケボノアセビ, 薄紅馬酔木, 曙馬酔木): flower, pale pink

索引

Pieris japonica in Japan


ST1 ST2 ST3
ST4
[1] in the campus of Ryukoku University (Ryukoku Forest), Otsu City, eastern Japan, on March 17 2012. [2] on Mount Misen (弥山, 535 m elevation), Hiroshima Prefecture, on March 16 2014. [3] in Nagasaki Park (formerly Suwa Park), northwestern Kyushu, on April 16 2017. [4] near the entrance of Seyama trail in Kobe, western Japan, on March 16 2019. Discarded: in West Ikebukuro Park, Tokyo, on March 14 2017.

f. rosea

ST1 ST2 ST3
[1] cv. Christmas cheer: near a cropfield close to an entrance of a trail on Mount Yatsu, Shizuoka Prefecture, on March 5 2013. [2/3] near Itsukushima Shrine, Hiroshima Prefecture, on March 16 2014. The shrine and its surrounding area are registered on the World Heritage List (世界遺産) → Tsuga sieboldii forest.

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