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(First upload on June 6 2012. Last on May 12 2016) [ 日本語 | English ]

Cryptomeria japonica (Thunb. ex L. f.) D. Don






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

⇒ Engler's syllabus (エングラー体系)

Cryptomeria D. Don


Cryptomeria is formerly belonging to the family Taxodiaceae
Taxoidiaceae when established
Athrotaxis D. Don
Cryptomeria D. Don
Cunninghamia R. Br.
Glyptostrobus Endl.
Taxodium Rich.
Metasequoia Miki Sequoia Endl.
Sequoiadendron J. Buchholz
Taiwania Hayata
Sciadopitys verticillata

Cryptomeria japonica in Japan


Sugi (スギ, 杉), Japanese ceder: long shoot only (or hard to distinguish between short and long shoots)
Lifeform: evergreen needle-leaved tree
Distribution: Japan except Hokkaido (endemic to Japan) → the trees in Hokkaido are transplanted
Habitat: wet, nutrient-rich soil
var. radicans Nakai (アシウスギ)
var. sinensis Siebold (カワイスギ)
f. clathrata Sugim. (ミタマスギ)
f. caespitosa Makino (ムレスギ), many branches on the top, often indistinguishable leader stems, discarded
Cultivars:
Albospica (メジロスギ), Araucarioides (エンコウスギ), Elegans (ヤワラスギ), Lycopodioides (イカリスギ), Sekkan-sugi (セッカンスギ), Spiralis (ヨレスギ), Unciata (エイザンスギ)
ST
along a street near Hachiman Shrine in the city of Sendai, northern Honshu, on March 23 2016.
索引

ST1 ST2 ST3 ST3
[1] at a shrine. [2] giant trees. [1/2] at Saod Island, Niigata Prefecture, in November 1995. [3] a landscape created by clear-cutiing on September 10 1990. [4] close-up of a bark (樹皮) on a trail to go Mount Yatsu near Shizuoka Gokoku Shrine*, Shizuoka Prefecture, on March 5 2013. (*: Shinto shrines designated as places of worship for those who died in the war)


f. caespitosa

ST1 ST2 ST3
[1-3] in Botanic Gardens, Tohoku University, Natural Monument Aobayama, northern Honshu, on March 23 2016. [Data] ムレスギ. Cryptomeria japonica f. caespitosa Taxodiaceae. Coll. Nasu Town, Tochigi Prefecture. Donat. Nasu Imperial Villa. Graft. October 11 1980.

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