Rudbeckia fulgida var. umbrosa

(C. L. Boynton & Beadle) Cronquist

Rhodora 47: 400. 1945.

Common names: Shady coneflower
Endemic
Basionyms: Rudbeckia umbrosa C. L. Boynton & Beadle Biltmore Bot. Stud. 1: 16. 1901
Synonyms: Rudbeckia chapmanii C. L. Boynton & Beadle
Treatment appears in FNA Volume 21. Treatment on page 55. Mentioned on page 54.

Stems glabrous or sparsely hirsute (hairs antrorse to spreading). Leaves: basal blades ovate, 1.5–3.5 cm wide, lengths to 2 times widths, bases broadly rounded to cordate, margins coarsely dentate, faces glabrous or sparsely hairy; cauline petiolate (proximal) to nearly sessile (distal), ovate to lanceolate, not notably smaller distally, bases rounded to attenuate, margins usually coarsely serrate, sometimes entire, faces sparsely to moderately hairy. Phyllaries reflexed, 1–2.2 × 0.25–0.5 cm, glabrous or sparsely hairy. Receptacles 10–15 mm diam.; palea margins ciliate, faces glabrous. Ray-florets 8–12; laminae 10–30 mm. 2n = 76.


Phenology: Flowering late summer–fall.
Habitat: Wet woodlands, bottoms
Elevation: 30–400 m

Distribution

V21-116-distribution-map.gif

Ala., Ark., Ga., Ind., Ky., Miss., Mo., N.C., Ohio, S.C., Tenn., 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 +
1.5 cm15 mm <br />0.015 m <br /> (3.5 cm35 mm <br />0.035 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 umbrosa +
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 +
Shady 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. +, Ark. +, Ga. +, Ind. +, Ky. +, Miss. +, Mo. +, N.C. +, Ohio +, S.C. +, Tenn. +  and Va. +
30–400 m +
glabrous +  and hairy +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
Wet woodlands, bottoms +
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 cm10 mm <br />0.01 m <br /> (3 cm30 mm <br />0.03 m <br />) +
sessile +  and petiolate +
not glaucous +
greenish;yellowish +
deltate +  and lance-linear +
entire +, serrate +  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. +
1 cm10 mm <br />0.01 m <br /> (2.2 cm22 mm <br />0.022 m <br />) +
hairy +  and glabrous +
3 +  and 21 +
0 cm0 mm <br />0 m <br /> (2 cm20 mm <br />0.02 m <br />) +
0.25 cm2.5 mm <br />0.0025 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 chapmanii +
Rudbeckia fulgida var. umbrosa +
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 +