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(Upload on October 10 2015) [ 日本語 | English ]

Tithonia Desf. ex Juss. (ニトベギク) Mekishikohimawari (メキシコヒマワリ, 墨西哥向日葵), Mexican sunflower, or clavel de muerto Lifeform: annual/perennial forb, occasionally becoming 4 m tall Distribution: native to Florida, Louisiana, Mexico, Central America and the West Indies Habitat: sunny and dry/medium Leaf: deltoid to lanceolate, occasionally lobed

Synonyms: Tagetes rotundifolia Mill. Tithonia speciosa (Hook.) Griseb. Helianthus speciosus Hook. Use: gardening (called genus name for commercial use)

Tithonia rotundifolia in Hokkaido

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[1-3] at a bridge on Sosei River, N10/W1, Sapporo, on September 9 2015.