Details of Genus: Tithonia Desf. ex Juss. (1789)
ID: 1735
Genus ja: ニトベギク
Genus en: Mexican sunflower
# spp.: 12 (from genus_families table) | 1 (from names table)
Accepted: Accepted
Family: Asteraceae
Family ja: キク
Infra familial classification:
Citation:| Data source | Kind of information | Note | |
|---|---|---|---|
| Kew Gardens (2017) Plants of the world online (POWO). Accessed on 17 Mar 2026 | Scientific name & others | Show this Data source | |
| 大場 (2009) 植物分類表 | Japanese common name | Show this Data source |
Distribution en: Arizona to Central America
Description en: Genus of 10 erect, bushy, stout-stemmed, sometimes woody-based, frequently hairy annuals, perennials, and shrubs, found in thickets and scrub in Mexico and Central America. Alternate, occasionally opposite, entire or lobed leaves each have 3 prominent veins. Large, long-stemmed, mostly solitary flowerheads are borne from late summer to autumn. T. rotundifolia, the most commonly grown species, lends height to a mixed or annual border, and provides long-lasting cut flowers.
Hardiness en: Half hardy.
Cultivation en:
Propagation en: Sow seed at 13-18°C (55-64°F) in mid- to late spring. Plant out when all danger of frost has passed. Alternatively, sow seed in situ in late spring. If seedlings are subjected to cold, leaves turn yellow.
Pests en: Young foliage may be attacked by slugs and snails.
Description ja:
Comment:
Comment ja: メキシコヒマワリ
Type species:
Phylogenetic definition:
Update information: Created: 2007-12-06 12:51; Updated: 2026-03-17 10:40 by hkokubun@mac.com
Family:
| System | Accepted? | Botanical name | Japanese name | Infra-familial classification | # species | |
| APG4 | Accepted | Asteraceae | キク科 | 12 | Show | |
| PB2 | Asteraceae | キク科 | Show | |||
| PB3 | Asteraceae | キク科 | Show |