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Shiro TSUYUZAKI
Plant community ecology / Environmental conservation

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

(First update on September 4 2008. Last on July 30 2011)

Japanese bigleaf magnolia
Magnolia obovataThunb. [Magnoliaceae]

Magnolia hypoleuca Sieb. et Zucc.

Ho-noki [ホオノキ, 朴木]

Lifeform: deciduous tall tree
Distribution: East Asia (Japan)
Habitat: forests
Remarks: allelopathic plant → less forest-floor plants

This species is recorded in Manyoshu (The Anthology of Myriad Leaves, 万葉集)

皇祖神の 遠御代御代は い敷き折り 酒飲むといふそ このほほ柏 (大伴家持)


Magnoliaceae Juss.

Characterized by the stamens and pistils in spirals on a conical receptacle (see floral diagram)

Subfamily Magnolioideae

Elmerrillia Dandy
Kmeria (Pierre) Dandy
Magnolia L.
Manglietia Blume
Michelia L.

Magnolia L. in Japan

Nomenclatrue: Ohwi & Kitagawa (1983)

M. grandiflora L. (タイサンボク) transplantation
M. obovata Thunberg (ホオノキ)
M. sieboldii K. Koch (オオヤマレンゲ)
M. salicifolia (Sieb. et Zucc.) Maxim. (タムシバ)
M. kobus DC (コブシ) [6 + 3 = 6]

- var. borealis (Sargent) Koidz. (キタコブシ)


Magnolia obovata in Hokkaido

ST ST ST
[Left/Center] Saplings in Tomakomai Experimental Forest on June 10 2008. [Right]a terminal shoot on the foot of Mount Usu on August 25 2010.

ST ST
[Left] a tree with flowers. [Right] a huge flower. Close to the entrance of Hitsujigaoka Hill Park on June 18 2011.


References

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