Coreopsis basalis

(A. Dietrich) S. F. Blake

Proc. Amer. Acad. Arts 51: 525. 1916.

Endemic
Basionym: Calliopsis basalis A. Dietrich Allg. Gartenzeitung 3: 329. 1835
Synonyms: Coreopsis basalis var. wrightii (A. Gray) S. F. Blake Coreopsis wrightii
Treatment appears in FNA Volume 21. Treatment on page 193. Mentioned on page 192.

Annuals, 10–50+ cm. Aerial nodes proximal to first peduncle usually 5–10+, distalmost 1–3 internodes 4–7 (–10) cm. Leaves: basal and cauline on proximal 3/4–7/8 of plant heights; petioles 8–35 (–120) mm; blades simple or 1 (–2) -pinnately lobed with 3–9+ lobes, simple blades or terminal lobes elliptic or lanceolate to oblanceolate or linear, 25–55+ × (1–) 2–9 (–20) mm. Peduncles 6–15+ cm. Calyculi of lance-deltate to linear bractlets 6–9 (–12+) mm. Phyllaries lanceovate, 7–9+ mm. Ray laminae yellow, usually each with a proximal, redbrown to purple spot or band, 15–20+ mm. Disc corollas 3–4 mm, apices redbrown to purple. Cypselae 1.2–1.8 mm, wingless (margins ± inrolled adaxially, ± corky). 2n = 26.


Phenology: Flowering Apr–Jun.
Habitat: Sandy soils in open, often disturbed, places
Elevation: 10–300+ m

Distribution

V21-473-distribution-map.gif

Ala., Ark., Fla., Ga., La., Miss., N.C., Okla., S.C., Tex.

Discussion

Plants in the western part of the distribution of Coreopsis basalis usually have narrower lobes of leaf blades and narrower outer phyllaries; such plants have been treated as C. wrightii or as C. basalis var. wrightii.

Selected References

None.

Lower Taxa

None.

"broader" is not a number.

... more about "Coreopsis basalis"
not tailed +, rounded +  and obtuse +
dark +  and pale +
redbrown;purple +
connate +  and distinct +
subequal +
scarious +
usually ovate +  and lanceolate +
usually deltate +  and lanceolate +
paniculiform +, cymiform +  and corymbiform +
indeterminate +  and determinate +
John L. Strother +
(A. Dietrich) S. F. Blake +
smooth +  and ciliate or barbed +
1 +  and 2 +
purple +  and redbrown +
decurrent +
Calliopsis basalis +
0.9 cm9 mm <br />0.009 m <br /> (2 cm20 mm <br />0.02 m <br />) +
2.5 cm25 mm <br />0.025 m <br /> (5.5 cm55 mm <br />0.055 m <br />) +
lanceolate;oblanceolate or linear +
2mm;9mm +
winged;ribbed;winged;ribbed +
tuberculate +  and rugose +
0.9 cm9 mm <br />0.009 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
lance-deltate;linear +
0.6 cm6 mm <br />0.006 m <br /> (0.9 cm9 mm <br />0.009 m <br />) +
barbellulate +  and barbellate +
obovate +  and oblong +
fertile +  and bisexual +
0.3 cm3 mm <br />0.003 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
fertile +  and bisexual +
Ala. +, Ark. +, Fla. +, Ga. +, La. +, Miss. +, N.C. +, Okla. +, S.C. +  and Tex. +
10–300+ m +
papillate +  and smooth +
linear-fusiform;4-angled;ovate;orbiculate;oblong;linear;cuneate +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
Sandy soils in open, often disturbed, places +
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 />) +
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 +
cauline +  and basal +
lanceolate +  and oblanceolate or linear +
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 +
6 cm60 mm <br />0.06 m <br /> (15 cm150 mm <br />0.15 m <br />) +
3.5 cm35 mm <br />0.035 m <br /> (12 cm120 mm <br />0.12 m <br />) +
0.8 cm8 mm <br />0.008 m <br /> (3.5 cm35 mm <br />0.035 m <br />) +
Flowering Apr–Jun. +
0.7 cm7 mm <br />0.007 m <br /> (0.9 cm9 mm <br />0.009 m <br />) +
Proc. Amer. Acad. Arts +
fertile +  and sterile +
redbrown to purple spot +  and yellow +
1.5 cm15 mm <br />0.015 m <br /> (2 cm20 mm <br />0.02 m <br />) +
bearing subulate enations +, hairy +  and bristly +
flat;convex +
subulate +  and lanceolate +
exalbuminous +
appendaged +  and truncate +
hirsutulous +  and glabrous +
papillate +
Coreopsis basalis var. wrightii +  and Coreopsis wrightii +
Coreopsis basalis +
Coreopsis sect. Coreopsis +
species +
toothed +  and entire +
10 cm100 mm <br />0.1 m <br /> (50 cm500 mm <br />0.5 m <br />) +
shrub +  and subshrub +
not ciliolate +
rarely irregularly toothed +  and pectinate +
membranous +