Coreopsis grandiflora

Hogg ex Sweet

Brit. Fl. Gard. 2: plate 175. 1826.

Endemic
Synonyms: Coreopsis grandiflora var. harveyana (A. Gray) Sherff Coreopsis grandiflora var. longipes (Hooker) Torrey & A. Gray Coreopsis grandiflora var. saxicola (Alexander) E. B. Smith Coreopsis saxicola
Treatment appears in FNA Volume 21. Treatment on page 194. Mentioned on page 185, 193.

Perennials, 40–60+ cm. Aerial nodes proximal to first peduncle usually 6–10+, distalmost 1–3 internodes 4–7+ cm. Leaves: mostly cauline on proximal 2/3–7/8 of plant heights; petioles 0 or 10–35+ mm; blades usually 1 (–2) -irregularly pinnately or ± pedately lobed with (3–) 5–9+ lobes, rarely simple, simple blades or terminal lobes narrowly lanceolate to linear or filiform, 15–45 (–90+) × (0.5–) 2–8 (–12+) mm. Peduncles 8–15 (–25+) cm. Calyculi of lanceolate to linear bractlets 3.5–9+ mm. Phyllaries lanceovate, 7–9 (–12) mm. Ray laminae yellow, 12–25+ mm. Disc corollas 3.3–4.8 mm, apices yellow. Cypselae 2–3+ mm, wings spreading, ± chartaceous, entire or irregularly toothed to pectinate. 2n = 26 (+ 0–2B).


Phenology: Flowering May–Aug.
Habitat: Sandy soils, ditches and roadsides, other disturbed sites, granite and sandstone outcrops
Elevation: 30–300+ m

Distribution

V21-477-distribution-map.gif

Ont., Que., Ala., Ark., Conn., Fla., Ga., Ill., Ind., Iowa, Kans., Ky., La., Maine, Md., Mich., Miss., Mo., N.J., N.Mex., N.Y., N.C., Ohio, Okla., Pa., R.I., S.C., Tenn., Tex., Vt., Va., W.Va., Wis.

Discussion

Coreopsis grandiflora var. inclinata J. R. Allison from glades in Alabama may merit recognition.

Selected References

None.

Lower Taxa

None.

"broader" is not a number.

... more about "Coreopsis grandiflora"
not tailed +, rounded +  and obtuse +
dark +  and pale +
connate +  and distinct +
subequal +
scarious +
usually ovate +  and lanceolate +
usually deltate +  and lanceolate +
paniculiform +, cymiform +  and corymbiform +
indeterminate +  and determinate +
John L. Strother +
Hogg ex Sweet +
smooth +  and ciliate or barbed +
1 +  and 2 +
purple +  and redbrown +
decurrent +
4.5 cm45 mm <br />0.045 m <br /> (9 cm90 mm <br />0.09 m <br />) +
0.8 cm8 mm <br />0.008 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
1.5 cm15 mm <br />0.015 m <br /> (4.5 cm45 mm <br />0.045 m <br />) +
narrowly lanceolate;linear or filiform +
2mm;8mm +
winged;ribbed;winged;ribbed +
tuberculate +  and rugose +
lanceolate;linear +
0.35 cm3.5 mm <br />0.0035 m <br /> (0.9 cm9 mm <br />0.009 m <br />) +
barbellulate +  and barbellate +
winged +  and thin-margined +
obovate +  and oblong +
fertile +  and bisexual +
0.33 cm3.3 mm <br />0.0033 m <br /> (0.48 cm4.8 mm <br />0.0048 m <br />) +
fertile +  and bisexual +
Ont. +, Que. +, Ala. +, Ark. +, Conn. +, Fla. +, Ga. +, Ill. +, Ind. +, Iowa +, Kans. +, Ky. +, La. +, Maine +, Md. +, Mich. +, Miss. +, Mo. +, N.J. +, N.Mex. +, N.Y. +, N.C. +, Ohio +, Okla. +, Pa. +, R.I. +, S.C. +, Tenn. +, Tex. +, Vt. +, Va. +, W.Va. +  and Wis. +
30–300+ m +
papillate +  and smooth +
linear-fusiform;4-angled;ovate;orbiculate;oblong;linear;cuneate +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
Sandy soils, ditches and roadsides, other disturbed sites, granite and sandstone outcrops +
discoid +  and radiate +
in open , more or less corymbiform arrays +  and singly +
indeterminate +
homogamous +  and heterogamous +
each +  and sessile +
4 cm40 mm <br />0.04 m <br /> (7 cm70 mm <br />0.07 m <br />) +
0.4 cm4 mm <br />0.004 m <br /> (2.5 cm25 mm <br />0.025 m <br />) +
less globose;cylindric +
broadest +
sessile +  and petiolate +
less deltate +  and lanceovate +
dentate to pinnatifid or palmatifid +  and entire +
distalmost +  and proximal +
1 +  and 3 +
2-carpellate +
attenuate;less lanceolate;linear +
persistent +
of 1-2 , smooth to ciliate or barbed awns or scales +  and coroniform +
15 cm150 mm <br />0.15 m <br /> (25 cm250 mm <br />0.25 m <br />) +
8 cm80 mm <br />0.08 m <br /> (15 cm150 mm <br />0.15 m <br />) +
Flowering May–Aug. +
0.9 cm9 mm <br />0.009 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
0.7 cm7 mm <br />0.007 m <br /> (0.9 cm9 mm <br />0.009 m <br />) +
Brit. Fl. Gard. +
fertile +  and sterile +
1.2 cm12 mm <br />0.012 m <br /> (2.5 cm25 mm <br />0.025 m <br />) +
bearing subulate enations +, hairy +  and bristly +
flat;convex +
subulate +  and lanceolate +
exalbuminous +
appendaged +  and truncate +
hirsutulous +  and glabrous +
papillate +
Coreopsis grandiflora var. harveyana +, Coreopsis grandiflora var. longipes +, Coreopsis grandiflora var. saxicola +  and Coreopsis saxicola +
Coreopsis grandiflora +
Coreopsis sect. Coreopsis +
species +
4.5 cm45 mm <br />0.045 m <br /> (9 cm90 mm <br />0.09 m <br />) +
0.8 cm8 mm <br />0.008 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
1.5 cm15 mm <br />0.015 m <br /> (4.5 cm45 mm <br />0.045 m <br />) +
0.2 cm2 mm <br />0.002 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
toothed +  and entire +
40 cm400 mm <br />0.4 m <br /> (60 cm600 mm <br />0.6 m <br />) +
shrub +  and subshrub +
not ciliolate +
irregularly toothed +  and pectinate +
membranous +