Tetragonotheca repanda

(Buckley) Small

Fl. S.E. U.S., 1340. 1903.

Endemic
Basionym: Halea repanda Buckley Proc. Acad. Nat. Sci. Philadelphia 13: 458. 1861
Treatment appears in FNA Volume 21. Treatment on page 178.

Stems sparsely tomentulose or glabrous. Leaves mostly basal (cauline much smaller); blades rounded-deltate to ovate, 5–12 × 3–7 cm, coarsely toothed. Ray-florets 16–21; laminae 20–30+ mm. Cypselae ± quadrate, 4–5.5 mm; pappi of 20–30, obovate to spatulate scales 1–2 mm. 2n = 34.


Phenology: Flowering mostly spring–summer.
Habitat: Sandy soils
Elevation: 0–100 m

Discussion

Tetragonotheca repanda is known from the Gulf Coastal Plain.

Selected References

None.

Lower Taxa

None.
... more about "Tetragonotheca repanda"
not tailed +, rounded +  and obtuse +
darkened +  and pale +
connate +  and distinct +
subequal +
scarious +
usually ovate +  and lanceolate +
usually deltate +  and lanceolate +
indeterminate +  and determinate +
John L. Strother +
(Buckley) Small +
decurrent +
Halea repanda +
compound +  and simple +
5 cm50 mm <br />0.05 m <br /> (12 cm120 mm <br />0.12 m <br />) +
toothed;rounded-deltate;ovate +
3 cm30 mm <br />0.03 m <br /> (7 cm70 mm <br />0.07 m <br />) +
winged;ribbed;winged;ribbed +
tuberculate +  and rugose +
barbellulate +  and barbellate +
glabrous +  and strigose +
fertile +  and bisexual +
fertile +  and bisexual +
0–100 m +
puberulent +, hispidulous +  and glabrate +
scabrellous +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
Sandy soils +
cymiform +, corymbiform +, discoid +  and radiate +
in loose , corymbiform arrays +  and singly +
indeterminate +
homogamous +  and heterogamous +
each +  and sessile +
1.2 cm12 mm <br />0.012 m <br /> (2.5 cm25 mm <br />0.025 m <br />) +
obpyramidal;hemispheric +
2 cm20 mm <br />0.02 m <br /> (3 cm30 mm <br />0.03 m <br />) +
sessile +, subpetiolate +  and petiolate +
deltate +
dentate to pinnatifid or palmatifid +  and entire +
2-carpellate +
entire +  and erose +
persistent +
1 +  and 10 +
obovate +  and spatulate +
Flowering mostly spring–summer. +
10 +  and 25 +
unequal +  and subequal +
Fl. S.E. U.S., +
bearing subulate enations +, hairy +  and bristly +
16 +  and 30 +
spatulate +
0.1 cm1 mm <br />0.001 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
exalbuminous +
glabrous +  and tomentulose +
appendaged +  and truncate +
hirsutulous +  and glabrous +
papillate +
Compositae +
Tetragonotheca repanda +
Tetragonotheca +
species +
cylindric +
ampliate +
30 cm300 mm <br />0.3 m <br /> (120 cm1,200 mm <br />1.2 m <br />) +
150 cm1,500 mm <br />1.5 m <br /> (300 cm3,000 mm <br />3 m <br />) +
shrub +  and subshrub +