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(First upload on June 15 2017. Last on January 6 2024) [ 日本語 | English ]

Hamamelis japonica Siebold et Zucc.






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

Hamamelis Gronov. ex L. (マンサク)
H. japonica Siebold et Zucc. (マンサク)
Mansaku (マンサク, 満作/万作), Japanese witch hazel
Lifeform: deciduous short tree
Distribution: Japan (Kyushu - Pacific Ocean side of Honshu)
Habitat: mountain hills
Flower: bloom before leaf flush
Sepal: dark purple
Utilization: gardening
var. bitchuensis (Makino) Ohwi (アテツマンサク)
Distribution: Chugoku and Shikoku District
Sepal: yellow
var. discolor (Nakai) Sugim. (ウラジロマルバマンサク, s.l.)

f. auriflora Satomi (コガネマンサク)
f. discolor (Nakai) Ohwi ex H. Ohba (ウラジロマルバマンサク, s.s.)
f. flavopurpurascens (Makino) Rehder (ニシキマンサク)
f. obtusata (Makino) H. Ohba (マルバマンサク)
Distribution: Japan Sea side of Honshu - southwestern Hokkaido

var. glauca (Koidz.) Kitam. (ウラジロマンサク)
var. megalophylla (Koidz.) Kitam. (オオバマンサク)
f. pendula Okuyama (シダレマンサク)
索引

Hamamelis japonica in Japan


var. bitchuensis (アテツマンサク)

ST1 ST2 ST3
[1-3] in the Koishikawa Botanical Garden (小石川植物園), the University of Tokyo, on March 16 2017.


var. discolor (Nakai) Sugim. f. obtusata (Makino) H. Ohba (マルバマンサク)

ST1 ST2 ST3
[1-3] on a fruticetum in Hokkaido University Botanic Garden on September 30 2023.

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