Details of genus: Tithonia [1735]
genus_ja: ニトベギク
genus_en: Mexican sunflower
# spp.:
pub_year:
accepted:
Family: Asteraceae
family_ja: キク
Infra familial classification:
distribution_en:
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: 2020-09-04 03:56
family:
| System | Accepted? | Scientific name | Japanese name | Infra-familial classification | # species | |
| APG4 | Asteraceae | キク科 | Show | |||
| PB2 | Asteraceae | キク科 | Show | |||
| PB3 | Asteraceae | キク科 | Show |