Chiba University Matsudo/Kashiwa Campus Plant Database

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Details of genus: Layia Hook. & Arn. [2077]

genus_ja:

genus_en:

# spp.:

pub_year:

accepted: Accepted

Family: Asteraceae

family_ja: キク

Infra familial classification:

distribution_en:

description_en: Genus of 15 species of erect to spreading, well-branched annuals, usually found in moist, grassy meadows, but also on sandy and gravelly soils in woodland or in stream washes, in W. USA. They are cultivated for their daisy-like, single, terminal flowerheads, which are composed ofÅ@white, yellow, or white-tipped yellow ray-florets (each 3-toothed at the tip), and yellow disc-florets, and are profusely borne, mainly in summer. The alternate leaves are narrowly linear to oblong, and entire to finely divided or pinnatifid. Grow in a hot, dry, herbaceous or mixed border or bed, or on a bank. They provide long-lasting cut flowers.

hardiness_en: Fully hardy to half hardy.

cultivation_en:

propagation_en: Sow seed in situ in early spring or autumn. In frost-prone areas, protect autumn sowings with cloches.

pests_en: Trouble free.

description_ja:

The essential 1000 genera certification Genus Layia (ライア)

2019 edition

A Level
Family キク
カリフォルニアデージー

2003 edition

S Level
Family キク
草本I・一年草/二年草/多年草
カリフォルニアデージー(日)

comment: California

comment_ja: カリフォルニアデージー(日)

type_species:

Phylogenetic definition:

Update Information: Created: 2007-12-06 12:51; Updated: 2020-09-04 03:56

family:

SystemAccepted?Scientific nameJapanese nameInfra-familial classification# species
APG4 Asteraceae キク科 Show
PB2 Asteraceae キク科 Show
PB3 Asteraceae キク科 Show

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