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(First upload on August 1 2013. Last on January 29 2017) [ 日本語 | English ]

[Engler's syllabus (エングラー体系)] Picrasma Blumee (ニガキ) One species in this genus is distributed in Japan, that is: Nigaki (ニガキ, 苦木), nigaki or bitterwood Life form: short deciduous tree (usually < 10 m high) Distribution: eastern Asia (Japan - Korea - China - Himalaya) Habitat: montane forests

HUSTEP: Plants and Plant communities in Japan (flora list) Nature in the eco-campus of HU - introduction to botany (北大エコキャンパスの自然 - 植物学入門) Leaf: teeth clear (⇒ Phellodendron amurense) Bark (樹皮) Synonyms (discarded subtaxa): - var. glabrescens Pamp. - f. glabrescens (Pamp.) Kitag.

Picrasma quassioides in Hokkaido

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[1/2] at the arboretum of Hokkaido Research Center, Forestry and Forest Products Research Institute, in Hitsujigaoka, Sapporo, on July 9 2013. [3/4] in West Tomioka Park (富丘西公園) on May 21 2022. [5] in a forest at the backyard of Toya Lake Experimental Station on September 13 2016. [6] in the ToEF-HU on September 15 2016. The branches were collected by Uetake (M2 in ToEF). → winter bud (冬芽).