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(Upload on March 22 2023) [ 日本語 | English ]

Hypericum L. (オトギリソウ) Himeotogiri (ヒメオトギリ, 姫弟切), matted St. John's-wort Lifeform: annual forb Distribution: southern and south-eastern Asia (including Japan) - Australia - New Zealand Habitat: mesic grasslands, incluidng dikes along paddy fields

Leaf: many pale glands and no black glands Stem: 4 cristae Chromosome number: 2n = 16 Synonyms: Sarothra japonica (Thunb.) Y. Kimura f. tenuius Miq. (コケオトギリ). Syn. Hypericum laxum (Blume) Koidz., adopted

Hypericum japonicum in Hokkaido

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[1/2] along Atsuma Coast (浜厚真), central Hokkaido, on October 1 2022.