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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 April 11 2004. Last on Nove. 3 2008)

Japanese larch
Larix kaempferi (Lambert) Carrière [Pinaceae]

[ Genus Larix | Larix kaempferi | Larix gmelinii | References ]


Genus Larix Mill.

IUCN Red List, LR/lc (Lower risk/least concern)

L. czekanowskii Szafer
L. decidua Mill.
L. gmelinii Rupr. ex Kuzen.

var. gmelinii
var. japonica (Maxim. ex Regel) Pilg.
var. olgensis (A. Henry) Ostenf. et Syrach [Syn. L. olgensis A.Henry]
var. principis-rupprechtii (Mayr) Pilg.

L. cajanderi Mayr [syn. L. gmelinii var. gmelinii]
L. griffithii Hook. f.

var. griffithii
var. speciosa (W.C.Cheng et Y.W.Law) Farjon

L. kaempferi (Lamb.) Carriere

[Syn. L. leptolepis (Siebold et Zucc.) Gordon]


Larix kaempferi

(Nihon) Karamatsu (ニホン)カラマツ, (日本)落葉松

Lifeform: tall deciduous tree
Distribution: central to northern Japan (non-native to Hokkaido)
Seed dispersal: wind

Synonym: Larix leptolepis (Sieb. et Zucc.) Gordon


Larix kaempferi on Mount Koma

Autumn
[Left] Photo taken at October, 2001, by M. Akasaka. [Right] Taken in the summer of 2001 by Jon

larch larch
[Left] a stem and the branches of larch. [Rgiht] cones, branches, and leaves. Cone production was high when the photos were taken on July 9 2009.

Key words: biological invasion, exotic plant, facilitation

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ECM on L. kaempferi roots

ECM ECM
Fig. Ectomycorrhizae from the roots of L. kaempferi. M: mantle. The sample was collected from the southwest slope of Mount Koma.

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Larix gmelinii in Siberia

Guimatsu (グイマツ)

Lifeform: tall deciduous tree
Habitat: dominant speies of Siberian taiga
Seed dispersal: wind


[Left] The canopy of L. gmelinii at Spaskaya Pad, Sakha Republic, on July 16, 1995. [Rgiht] Taiga dominated by L. gmelinii near Kolyma River on July 14, 1995. Russian scientists often adopt L. cajanderi.

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References

  • Akasaka, M. & Tsuyuzaki, S. 2005. Tree seedling performance on microhabitats along an elevational gradient on Mount Koma, Japan. Journal of Vegetation Science 16: 647-654
  • Akasaka, M., Tsuyuzaki, S. & Hase, A. 2007. Annual growth of invasive Larix kaempferi seedlings with reference to microhabitat and ectomycorrhiza1 colonization on a volcano. Journal of Plant Research 120: 329-336
  • The IUCN Red List of Threatened SpeciesTM Larix kaempferi
  • Kharuk, V.I>, Ranson, K.J., Im, S.T. & Naurzbaev, M.M. 2006. Forest.tundra larch forests and climatic trends. Russian Journal of Ecology 37: 291-298
  • Kondo, T. & Tsuyuzaki, S. 1999. Natural regeneration patterns of the introduced larch, Larix kaempferi (Pinaceae) on the volcano Mount Koma, northern Japan. Diversity and Distributions 5: 223-233
  • Titus, J.H. & Tsuyuzaki, S. 2003. Influence of a non-native invasive tree on primary succession at Mt. Koma, Hokkaido, Japan. Plant Ecology 169: 307-315
  • Uesaka, S. & Tsuyuzaki, S. 2004. Differential establishment and survival of species in deciduous and evergreen shrub patches and on bare ground, Mt. Koma, Hokkaido, Japan. Plant Ecology 175: 165-177

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