Rudbeckia fulgida var. sullivantii

(C. L. Boynton & Beadle) Cronquist

Rhodora 47: 400. 1945.

Common names: Sullivant’s coneflower
Endemic
Basionyms: Rudbeckia sullivantii C. L. Boynton & Beadle Biltmore Bot. Stud. 1: 15. 1901 (as sullivanti)
Synonyms: Rudbeckia speciosa var. sullivantii (C. L. Boynton & Beadle) B. L. Robinson
Treatment appears in FNA Volume 21. Treatment on page 55. Mentioned on page 54.

Stems glabrous or sparsely hirsute (hairs spreading). Leaves: basal blades mostly broadly elliptic to ovate, 1.5–3 cm wide, lengths to 2 times widths, bases broadly rounded, margins sharply toothed (not incised), faces glabrous or sparsely hairy; cauline petiolate (proximal) to nearly sessile (distal), shapes ovate to lanceolate, notably smaller distally, bases rounded to attenuate, margins entire or serrate, faces glabrous or sparsely hairy. Phyllaries spreading to reflexed, 1–2 × 0.2–0.5 cm, glabrous or sparsely hairy. Receptacles 11–18 mm diam.; palea margins eciliate, faces glabrous. Ray-florets 12–21; laminae 25–40 mm. 2n = 76.


Phenology: Flowering summer–fall.
Habitat: Swamps, shorelines, fens, sedge meadows
Elevation: 30–200 m

Distribution

V21-115-distribution-map.gif

Ark., Ill., Ind., Mich., Mo., N.Y., Ohio, Pa., 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 +
(C. L. Boynton & Beadle) Cronquist +
mostly broadly elliptic +  and ovate +
1.5 cm15 mm <br />0.015 m <br /> (3 cm30 mm <br />0.03 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 />) +
rounded +  and attenuate +
Rudbeckia sullivantii +
compound +  and simple +
lanceolate;broadly ovate or elliptic +
winged;ribbed;winged;ribbed +
tuberculate +  and rugose +
barbellulate +  and barbellate +
petiolate +  and nearly sessile +
2 cm20 mm <br />0.02 m <br /> (25 cm250 mm <br />0.25 m <br />) +
ovate +  and lanceolate +
0.5cm +  and 7cm +
Sullivant’s 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 +
Ark. +, Ill. +, Ind. +, Mich. +, Mo. +, N.Y. +, Ohio +, Pa. +  and W.Va. +
30–200 m +
glabrous +  and hairy +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
Swamps, shorelines, fens, sedge meadows +
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 +
2.5 cm25 mm <br />0.025 m <br /> (4 cm40 mm <br />0.04 m <br />) +
sessile +  and petiolate +
not glaucous +
greenish;yellowish +
deltate +  and lance-linear +
serrate +  and entire +
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 summer–fall. +
1 cm10 mm <br />0.01 m <br /> (2 cm20 mm <br />0.02 m <br />) +
spreading +  and reflexed +
hairy +  and glabrous +
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 />) +
Rudbeckia speciosa var. sullivantii +
Rudbeckia fulgida var. sullivantii +
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 +