Coreopsis tinctoria

Family	Asteraceae (alt. Compositae)
Scientific name	Coreopsis tinctoria Nuttall
Synonyms	Calliopsis bicolor Reichenbach; Calliopsis cardaminifolia de Candolle; Calliopsis tinctoria (Nuttall) de Candolle; Coreopsis atkinsoniana Douglas ex Lindley; Coreopsis cardaminifolia (de Candolle) Nuttall; Coreopsis cardaminifolia (de Candolle) Nuttall var. angustiloba Torrey & A. Gray; Coreopsis cardaminifolia (de Candolle) Nuttall var. lineariloba A. Gray; Coreopsis stenophylla F. E. Boynton; Coreopsis tinctoria Nuttall forma atropurpurea (Hooker) Fernald; Coreopsis tinctoria Nuttall var. atkinsoniana (Douglas ex Lindley) H. M. Parker ex E. B. Smith; Coreopsis tinctoria Nuttall var. imminuta Sherff; Coreopsis tinctoria Nuttall var. similis (F. E. Boynton) H. M. Parker ex E. B. Smith; Diplosastera tinctoria (Nuttall) Tausch
Common name	(Japanese common name) harusha-giku [Persian daisy], kujyaku-sou [peacock weed], jyano-me-sou [double ring weed]
	(English common name) golden tickseed, golden coreopsis
Distribution	(Japan) Hokkaido, Honshu, Shikoku, Kyushu
	(Other nations) [native] USA, Mexico
Chromosomal number	n=13, 2n=24
Description	Plants electing 50-120cm. Flowers yellow 3-5cm, flowering in May to June (also in October to November). Perennial plants.
Reference	Coreopsis tinctoria Nuttall
	Coreopsis tinctoria Nutt.
	Coreopsis tinctoria Nutt.
	Specialty sod mats constructed of nonwoven fabric with apertures (US Patent 5464455/1995)
	Specialty sod mats constructed of nonwoven fabric (US Patent 5397368/1995)
	Sod mats constructed of stable fibers and degradable matrix material and method for propagation (US Patent 5555674/1996)
	Flavorant compositions (US Patent 6203839/2001)
	Flavorant compositions (US Patent 6476252/2002)
	Flavorant compositions (US Patent 6504048/2003)
Note	Naturalized plants.

November 2006 at riverside	November 2006 at riverside	November 2006 at riverside