Serpentine zone
- Serpentine (蛇紋岩)
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A rock composed of one or more serpentine group minerals
Serpentine group minerals
Minerals in this group are formed by serpentinization, a hydration and metamorphic transformation of ultramafic rock from mantle.
Serpentine soil
- low Ca/Mg ratio
- lack of essential nutrients, N, K and P
- ultramafic, due to heavy metals
- Plants in serpentine zones
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Serpentine zone supports diverse wildflowers that are occasionally rare or endangered species, such as Primula takedana and Berberis amurensis var. japonica.
Species sepcifically established in serpentine zones can be used as ecologic indicator
Plants in the serpentine zone of Teshio, northern Hokkaido
Achillea ptarmica L. var. yezoensis Kitamura (ホソバエゾノコギリソウ)
Berberis amurensis Rupr. var. japonica (Regel) Rehd. (ヒロバノヘビノボラズ)
Euphorbia sieboldiana Morr. et Decne. var. montana Tatew. (ヒメナツトウダイ)
Japonolirion osense Nakai (テシオソウ)
Picea glehnii Masters (アカエゾマツ)
Primura takedana Tatew. (テシオコザクラ)
Thymus quinquecostatus Celak. (イブキジャコウソウ) - References
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- Field training on integrated environmental research (統合環境調査法実習)