Acmella repens

(Walter) Persoon

Syn. Pl. 2: 473. 1807.

Illustrated
Basionym: Anthemis repens Walter Fl. Carol., 211. 1788
Synonyms: Acmella oppositifolia var. repens (Walter) R. K. Jansen Spilanthes americana var. repens (Walter) A. H. Moore
Treatment appears in FNA Volume 21. Treatment on page 133. Mentioned on page 132.

Leaves: petioles 3–40+ mm; blades ovate to lanceovate, mostly 20–40 (–100) × 10–35 mm, margins dentate to denticulate or entire. Cypselae 1–2.5 mm, ciliate or not, tips of cilia straight; pappi 0 or of 1–2 (–3) bristles. 2n = 52.


Phenology: Flowering Jan–Dec.
Habitat: Disturbed, wet or drying sites
Elevation: 0–200 m

Distribution

V21-323-distribution-map.gif

Ala., Ark., Fla., Ga., La., Miss., Mo., N.C., S.C., Tenn., Tex., Mexico (Coahuila)

Discussion

Selected References

None.

Lower Taxa

None.

"broader" is not a number.

... more about "Acmella repens"
not tailed +, rounded +  and obtuse +
connate +  and distinct +
subequal +
scarious +
usually ovate +  and lanceolate +
usually deltate +  and lanceolate +
spiciform +, racemiform +, paniculiform +, corymbiform +  and cymiform +
indeterminate +  and determinate +
John L. Strother +
(Walter) Persoon +
bristlelike +
coroniform +
cuneate +
Anthemis repens +
compound +  and simple +
4 cm40 mm <br />0.04 m <br /> (10 cm100 mm <br />0.1 m <br />) +
2 cm20 mm <br />0.02 m <br /> (4 cm40 mm <br />0.04 m <br />) +
ovate;lanceovate +
10mm;35mm +
winged;ribbed;winged;ribbed +
tuberculate +  and rugose +
barbellulate +  and barbellate +
yellow +  and orange +
hairy +  and glabrous +
strongly compressed ellipsoid +  and obovoid +
fertile +  and bisexual +
fertile +  and bisexual +
Ala. +, Ark. +, Fla. +, Ga. +, La. +, Miss. +, Mo. +, N.C. +, S.C. +, Tenn. +, Tex. +  and Mexico (Coahuila) +
0–200 m +
glabrescent +, sparsely pilose +  and strigillose +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
Disturbed, wet or drying sites +
discoid +  and radiate +
in cymiform , corymbiform , paniculiform , racemiform or spiciform , arrays +  and singly +
indeterminate +
homogamous +  and heterogamous +
each +  and sessile +
0.3 cm3 mm <br />0.003 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
less hemispheric;ovoid +
deltate +
dentate to pinnatifid or palmatifid +  and entire +
dentate +  and denticulate or entire +
2-carpellate +
persistent +
of 1-2(-3) bristles +
0.3 cm3 mm <br />0.003 m <br /> (4 cm40 mm <br />0.04 m <br />) +
Flowering Jan–Dec. +
8 +  and 15 +
unequal +  and subequal +
bearing subulate enations +, hairy +  and bristly +
exalbuminous +
Illustrated +
prostrate +  and erect +
appendaged +  and truncate +
hirsutulous +  and glabrous +
papillate +
Acmella oppositifolia var. repens +  and Spilanthes americana var. repens +
Acmella repens +
species +
campanulate +
straight +
cylindric +
shorter to longer than campanulate +
toothed +  and entire +
20 cm200 mm <br />0.2 m <br /> (30 cm300 mm <br />0.3 m <br />) +
perennial +  and annual +
10 cm100 mm <br />0.1 m <br /> (20 cm200 mm <br />0.2 m <br />) +
shrub +  and subshrub +