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(First upload on October 30 2018. Last on June 18 2021) [ 日本語 | English ]

E. marginata Pursh (ハツユキソウ)

E. hypericifolia L. (ユキハナソウ)

Euphorbia marginata in Hokkaido

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Euphorbia L. (トウダイグサ) Hatsuyukisou (ハツユキソウ, 初雪草), snow-on-the-mountain, smoke-on-the-prairie, variegated spurge, or whitemargined spurge) Lifeform: annual forb, with 30-100 cm tall Distribution: temperate North America from eastern Canada to southwestern US Habitat: prairies, railroads and roadsides, dumps, landfills, and wastelands

Use: gardening - cultivar: hyouga (氷河) Synonyms: Agaloma marginata (Pursh) Á. Löve et D. Löve Dichrophyllum marginatum (Pursh) Klotzsch et Garcke Lepadena marginata (Pursh) Nieuwl.

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[1-3] in front of a pharmacy, N15/W5, North Ward, Sapporo, on September 10 2018.

Euphorbia hypericifolia in Japan

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Euphorbia L. (トウダイグサ) Yukihanasou (ユキハナソウ, 雪華草), graceful spurge or graceful sandmat Lifeform: annual/perennial forb Distribution: Mexico

Habitat: fields, roads and scrub Use: gardening Cultivar: diamond frost

Synonyms: Chamaesyce hypericifolia (L.) Millsp., when established

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[1-3] cv. diamond frost, on a small flower garden in front of St. Ignatius Church, Chiyoda Ward, Tokyo, on October 18 2018. [4/6] in front of a pharmacy in N14/W4, North Ward, Sapporo, on May 23 2021.