Rudbeckia fulgida var. spathulata

(Michaux) Perdue

Rhodora 59: 298. 1958.

Common names: Orange coneflower
Endemic
Basionyms: Rudbeckia spathulata Michaux Fl. Bor.-Amer. 2: 144. 1803
Treatment appears in FNA Volume 21. Treatment on page 55. Mentioned on page 54.

Stems glabrous or sparsely strigose (hairs spreading). Leaves: basal blades mostly narrowly oblanceolate, 0.5–2 cm wide, lengths to 2 times widths, bases attenuate, margins entire, serrate or dentate, faces sparsely strigose; cauline usually petiolate, rarely sessile, blades oblanceolate to broadly spatulate or pandurate, notably smaller distally, bases attenuate, margins entire or serrate, faces moderately hairy. Phyllaries spreading to reflexed, 0.5–1 × 0.2–0.5 cm, pilose abaxially, glabrous adaxially. Receptacles 10–14 mm diam.; palea margins ciliate, faces glabrous. Ray-florets 10–16; laminae 15–25 mm.


Phenology: Flowering late summer–fall.
Habitat: Wet woodlands, meadows, and clearings
Elevation: 30–200 m

Distribution

V21-113-distribution-map.gif

Ala., Fla., Ga., N.C., S.C., Tenn., Va., W.Va.

Discussion

Selected References

None.

Lower Taxa

None.

not tailed +, rounded +  and obtuse +
connate +  and distinct +
subequal +
scarious +
usually ovate +  and lanceolate +
usually deltate +  and lanceolate +
indeterminate +  and determinate +
Lowell E. Urbatsch +  and Patricia B. Cox +
(Michaux) Perdue +
oblanceolate +
0.5 cm5 mm <br />0.005 m <br /> (2 cm20 mm <br />0.02 m <br />) +
5 cm50 mm <br />0.05 m <br /> (30 cm300 mm <br />0.3 m <br />) +
1 cm10 mm <br />0.01 m <br /> (8 cm80 mm <br />0.08 m <br />) +
attenuate +
Rudbeckia spathulata +
compound +  and simple +
oblanceolate;broadly spatulate or pandurate +
smaller +
winged;ribbed;winged;ribbed +
tuberculate +  and rugose +
barbellulate +  and barbellate +
sessile +  and petiolate +
2 cm20 mm <br />0.02 m <br /> (25 cm250 mm <br />0.25 m <br />) +
0.5cm +  and 7cm +
Orange coneflower +
yellowish green +
0.3 cm3 mm <br />0.003 m <br /> (0.42 cm4.2 mm <br />0.0042 m <br />) +
0.35 cm3.5 mm <br />0.0035 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
hairy +  and glabrous +
flattened +, fusiform-terete +  and obpyramidal +
fertile +  and bisexual +
fertile +  and bisexual +
1.2 cm12 mm <br />0.012 m <br /> (1.6 cm16 mm <br />0.016 m <br />) +
10mm;18mm +
Ala. +, Fla. +, Ga. +, N.C. +, S.C. +, Tenn. +, Va. +  and W.Va. +
30–200 m +
glabrous +, hairy +  and strigose +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
Wet woodlands, meadows, and clearings +
discoid +  and radiate +
indeterminate +
homogamous +  and heterogamous +
each +  and sessile +
0.1 cm1 mm <br />0.001 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
fusiform;turbinate or broadly campanulate +
15mm;25mm +
elliptic +  and oblanceolate +
1.5 cm15 mm <br />0.015 m <br /> (2.5 cm25 mm <br />0.025 m <br />) +
sessile +  and petiolate +
not glaucous +
greenish;yellowish +
deltate +  and lance-linear +
serrate +, entire +  and dentate +
lacerate +
2-carpellate +
0.25 cm2.5 mm <br />0.0025 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
persistent +
0 +  and 2 +
coroniform +
0 cm0 mm <br />0 m <br /> (0.02 cm0.2 mm <br />2.0e-4 m <br />) +
Flowering late summer–fall. +
0.5 cm5 mm <br />0.005 m <br /> (1 cm10 mm <br />0.01 m <br />) +
spreading +  and reflexed +
glabrous +  and pilose +
3 +  and 21 +
0 cm0 mm <br />0 m <br /> (2 cm20 mm <br />0.02 m <br />) +
0.2 cm2 mm <br />0.002 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
bearing subulate enations +, hairy +  and bristly +
pitted +  and smooth +
hemispheric;ovoid +
connate +  and distinct +
2 +  and 5 +
exalbuminous +
appendaged +  and truncate +
hirsutulous +  and glabrous +
papillate +
0.3 cm3 mm <br />0.003 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
Compositae +
Rudbeckia fulgida var. spathulata +
Rudbeckia fulgida +
variety +
cylindric +
entire +  and toothed +
100 cm1,000 mm <br />1 m <br /> (200 cm2,000 mm <br />2 m <br />) +
0 cm0 mm <br />0 m <br /> (120 cm1,200 mm <br />1.2 m <br />) +
shrub +  and subshrub +