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(Upload on November 17 2023) [ 日本語 | English ]

Tetragonotheca L. (シカクヒマワリ) Shikakuhimawari (シカクヒマワリ, 四角向日葵), pineland nerveray, squarehead and pineland ginseng Lifeform: annual/perennial forb Distribution: originally in the southeastern United States

Habitat: sandy soils, often in thickets Chromosome number: 2n = 34 Use: gardening Synonyms: Gonotheca helianthoides (L.) Rafinesque

Tetragonotheca helianthoides in Hokkaido

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[1-3] in the first agricultural farm of Hokkaido University on August 25 2023.