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(First upload on May 25 2006. Last on April 12 2018) [ 日本語 | English ]

Picea A. Dietr. (トウヒ) Kurotouhi (クロトウヒ, 黒唐檜), black spruce Lifeform: tall tree Habitat: nutrient-poor wet sites Seedling: slow growth on Sphagnum mats Seed dispersal: wind (semi-serotinous) forest fire (森林火災) (Tsuyuzaki et al. 2009, 2014) Synonyms: Pinus mariana (Mill.) Du Roi

B.S.P. = Britton, Sterns et Poggenburg

Picea mariana in the interior Alaska

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1 2 3
[1] On Clear Summit, Fairbanks, AK, at May 14, 2006. This slope faces north. [2] On Poker Flat, Fairbanks, AK, at May 15 2006. The forest was burned in the summer of 2004. [3] Numerous cones remained on the canopy after wildfire. On May 8 2005.