Coreopsis tripteris

Linnaeus

Sp. Pl. 2: 908. 1753.

IllustratedEndemic
Synonyms: Coreopsis tripteris var. deamii Standley Coreopsis tripteris var. smithii Sherff
Treatment appears in FNA Volume 21. Treatment on page 191. Mentioned on page 190, 192.

Perennials, 90–180+ cm. Internodes (± mid-stem) 3–7 (–10+) cm. Leaves: petioles 5–45 mm; blades usually 3-foliolate, leaflets usually simple, sometimes ± pinnately lobed, ultimate blades ± lanceolate, 4–9 (–12+) cm × (9–) 12–35+ mm. Peduncles 2–5+ cm. Calyculi of 5–6 oblong bractlets 1.5–5 mm. Phyllaries 8, ± oblong to lance-oblong, 6–8 mm. Ray laminae 12–22+ mm. Disc-florets 40–80+; corollas redbrown to purplish, 5–6 mm. Cypselae obovate to oblong, 4–5 (–6) mm. 2n = 26.


Phenology: Flowering Jul–Sep.
Habitat: Heavy loams, moist sands, along streams, boggy meadows
Elevation: 100–500 m

Distribution

V21-467-distribution-map.gif

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

Discussion

Selected References

None.

Lower Taxa

None.

"broader" is not a number.

... more about "Coreopsis tripteris"
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 +
Linnaeus +
smooth +  and ciliate or barbed +
1 +  and 2 +
decurrent +
winged;ribbed;winged;ribbed +
tuberculate +  and rugose +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
barbellulate +  and barbellate +
redbrown +  and purplish +
0.5 cm5 mm <br />0.005 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
winged +  and thin-margined +
0.5 cm5 mm <br />0.005 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
obovate +  and oblong +
fertile +  and bisexual +
fertile +  and bisexual +
Ont. +, Que. +, Ala. +, Ark. +, Conn. +, D.C. +, Fla. +, Ga. +, Ill. +, Ind. +, Iowa +, Kans. +, Ky. +, La. +, Md. +, Mass. +, Mich. +, Miss. +, Mo. +, N.C. +, Ohio +, Okla. +, Pa. +, R.I. +, S.C. +, Tenn. +, Tex. +, Vt. +, Va. +, W.Va. +  and Wis. +
100–500 m +
more or less papillate +  and tuberculate +
linear-fusiform;4-angled;ovate;orbiculate;oblong;linear;cuneate +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
Heavy loams, moist sands, along streams, boggy meadows +
discoid +  and radiate +
in open , more or less corymbiform arrays +  and singly +
indeterminate +
homogamous +  and heterogamous +
each +  and sessile +
7 cm70 mm <br />0.07 m <br /> (10 cm100 mm <br />0.1 m <br />) +
3 cm30 mm <br />0.03 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 +
less oblongelliptic +  and suborbiculate +
broadest +
sessile +  and petiolate +
not 3-foliolate +
less deltate +  and lanceovate +
dentate to pinnatifid or palmatifid +  and entire +
2-carpellate +
dilated;usually linear;subulate +
persistent +
of 1-2 , smooth to ciliate or barbed awns or scales +  and coroniform +
2 cm20 mm <br />0.02 m <br /> (5 cm50 mm <br />0.05 m <br />) +
0.5 cm5 mm <br />0.005 m <br /> (4.5 cm45 mm <br />0.045 m <br />) +
Flowering Jul–Sep. +
0.6 cm6 mm <br />0.006 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
fertile +  and sterile +
1.2 cm12 mm <br />0.012 m <br /> (2.2 cm22 mm <br />0.022 m <br />) +
bearing subulate enations +, hairy +  and bristly +
flat;convex +
exalbuminous +
Illustrated +  and Endemic +
appendaged +  and truncate +
hirsutulous +  and glabrous +
papillate +
Coreopsis tripteris var. deamii +  and Coreopsis tripteris var. smithii +
Coreopsis tripteris +
Coreopsis sect. Gyrophyllum +
species +
9 cm90 mm <br />0.09 m <br /> (12 cm120 mm <br />0.12 m <br />) +
0.9 cm9 mm <br />0.009 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
4 cm40 mm <br />0.04 m <br /> (9 cm90 mm <br />0.09 m <br />) +
1.2 cm12 mm <br />0.012 m <br /> (3.5 cm35 mm <br />0.035 m <br />) +
toothed +  and entire +
90 cm900 mm <br />0.9 m <br /> (180 cm1,800 mm <br />1.8 m <br />) +
shrub +  and subshrub +
not ciliolate +
corky +  and chartaceous +
lobed +  and toothed +
membranous +