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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

(Update on November 9 2010)

Autumn olive
Elaeagnus umbellata Thunb. [Elaeagnaceae]

Akigumi (アキグミ, 秋茱萸)

Life form: deciduous shrub
Distribution: Himalayas - Japan (Kyushu - southern Hokkaido)
Habitat: sunny sites, such as forest edge
Seed dispersal: animal


Elaeagnus L. in Japan

Most of them are not distributed in Hokkaido

E. angustifolia L. (ホソグミ)
E. arakiana Koidz. (タンゴグミ)
E. epitricha Momiyama (キリシマグミ)
E. glabra Thunb. (ツルグミ)
E. hypoargentea Hatusima (ウラギンツルグミ)
E. liukiuensis Rehd. (リュウキュウツルグミ)
E. macrophylla Thunb. (マルバグミ)
E. maritima Koidz. (オオバツルグミ)
E. matsunoana Makino (ハコネグミ)
E. montana Makino (マメグミ)

- var. ovata (Maxim.) Araki (ツクバグミ)

E. multiflora Thunb. (ナツグミ, s.l.)

- var. multiflora (ホソバナツグミ, s.s.)
- var. gigantea Araki (ダイオウグミ/ビックリグミ)
- var. hortensis (Maxim.) Servettaz (トウグミ)
- f. jucindicocca (Koidz.) Araki (サイグミ)


Elaeagnus umbellata in Hokkaido

ST ST ST
[Left] a shrub. [Center] close-up of shoot. [Right] edible fruits. On Mount Hakodate, southern Hokkaido, on September 23 2010.


References

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