Amur adonis
Adonis ramosa Franchet [Ranunculaceae]
Fukujusou (フクジュソウ, 福寿草)
Lifeform: perennial forb
Distribution: Russia - China - Korea -Japan
Habitat: spring ephemeral in deciduous forests
Seed dispersal: animal (ant) by producing elaiosome
Chromosome number: 2n = 32 (4x)
Poisonous plant
Adonis L. in Japan
A. amurensis Regel et Radde (キタミフクジュソウ): 2n = 16
A. multiflora Nishikawa et Ko. Ito (ミチノクフクジュソウ): 2n = 16
A. ramosa Franch. (フクジュソウ): 2n = 32
A. shikokuensis Nishikawa et Ko. Ito (シコクフクジュソウ): 2n = 16
Adonis ramosa in Hokkaido
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[1] a patch. [2] close-up of the top. [1/2] in a garden close to the office building of Tomakomai Experimental Forest, HU, on April 23 2012. The phenology was unsual in 2012. See Photo 4. [3] close-up of a flower in the city of Sapporo on May 3 2011. [4] a fruit in In Tomakomai Experimental Forest on May 21 2005.
References
- Nishikawa T, Ito Ko. 2001. A New Species of Adonis (Ranunculaceae）from Shikoku, Western Japan. Bull. Natn. Sci. Mus., Tokyo, Ser. B 27: 79－83