Coreopsis leavenworthii Torr. & A. Gray (redirected from: Coreopsis leavenworthii var. lewtonii)
Family: Asteraceae
[Coreopsis angustata Greene,  more...]
Coreopsis leavenworthii image
Mary Keim  

Annuals, (10-)30-70(-150+) cm. Leaves: proximal blades usually 1(-2)-pinnate, terminal lobes ± elliptic or oblanceolate to lanceolate or linear, 15-30+ × 4-8(-12+) mm; cauline blades simple or 1(-3)-pinnate, simple blades or terminal lobes narrowly oblanceolate to linear, 8-35(-70+) × 1-3(-5) mm. Peduncles 2-5(-8) cm. Calyculi of deltate-ovate to oblong or linear bractlets 2-6+ mm. Phyllaries ± lance-oblong to lanceolate, (4-)5-9 mm. Ray laminae usually yellow throughout, rarely with proximal red-brown blotch, 8-15+ mm. Disc corollas 2.2-3.5 mm. Cypselae 2-3 mm, wings 0.2-0.8+ mm wide; pappi of 2 subulate scales (0.2-)0.4-1(-1.4+) mm. 2n = 24 (+ 0-2 Bs).

Flowering year round, mostly May-Jul. Moist, sandy soils, flatwoods, ditches; 0-20+ m; Fla.

Plants here (and generally) treated as Coreopsis leavenworthii probably should be included within the circumscription adopted here for C. tinctoria.

Coreopsis leavenworthii image
Mary Keim  
Coreopsis leavenworthii image
Bob Peterson  
Coreopsis leavenworthii image
Coreopsis leavenworthii image
Coreopsis leavenworthii image