Rudbeckia hirta var. hirta

Endemic
Synonyms: Rudbeckia amplectens T. V. Moore Rudbeckia brittonii Small Rudbeckia hirta var. brittonii (Small) Fernald Rudbeckia hirta var. monticola Rudbeckia monticola
Treatment appears in FNA Volume 21. Treatment on page 58. Mentioned on page 57.

Biennials or perennials. Stems branched mostly beyond mid heights, leafy ± throughout. Leaves: basal blades broadly ovate to broadly elliptic, 2.5–7 cm wide (lengths mostly 2 times widths); cauline blades lanceolate, ovate, or pandurate; margins coarsely toothed; faces hirsute to hispid. Peduncles less than 1/3 plant heights. 2n = 38.


Phenology: Flowering spring–fall.
Habitat: Open woodlands, fields, roadsides
Elevation: 30–300 m

Distribution

V21-125-distribution-map.gif

Ala., Ark., Conn., Del., Ga., Ill., Ind., Ky., Maine, Md., Mass., Mich., Miss., N.H., N.J., N.Y., N.C., Ohio, Pa., S.C., Tenn., Vt., Va., W.Va.

Discussion

Variety hirta grows mostly from the Appalachian highlands to Illinois. A report of var. hirta from Ontario has not been confirmed.

Selected References

None.

Lower Taxa

None.

hirsute +  and hispid +
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 +
Linnaeus +
broadly ovate +  and broadly elliptic +
2.5 cm25 mm <br />0.025 m <br /> (7 cm70 mm <br />0.07 m <br />) +
attenuate +  and cuneate +
compound +  and simple +
3 cm30 mm <br />0.03 m <br /> (20 cm200 mm <br />0.2 m <br />) +
ovate;lanceolate;ovate;lanceolate;elliptic +
0.4cm;4cm +
winged;ribbed;winged;ribbed +
tuberculate +  and rugose +
barbellulate +  and barbellate +
pandurate +, ovate +  and lanceolate +
sessile +  and petiolate +
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 /> (2.2 cm22 mm <br />0.022 m <br />) +
10mm;20mm +
Ala. +, Ark. +, Conn. +, Del. +, Ga. +, Ill. +, Ind. +, Ky. +, Maine +, Md. +, Mass. +, Mich. +, Miss. +, N.H. +, N.J. +, N.Y. +, N.C. +, Ohio +, Pa. +, S.C. +, Tenn. +, Vt. +, Va. +  and W.Va. +
30–300 m +
hirsute +  and hispid +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
Open woodlands, fields, roadsides +
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;45mm +
abaxially hispid +  and hirsute +
elliptic +  and oblong or oblanceolate +
5mm;10mm +
sessile +  and petiolate +
not glaucous +
greenish;yellowish +
deltate +  and lance-linear +
serrate +  and entire +
2-carpellate +
0.4 cm4 mm <br />0.004 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
persistent +
0 +  and 2 +
coroniform +
Flowering spring–fall. +
3 +  and 21 +
0 cm0 mm <br />0 m <br /> (3 cm30 mm <br />0.03 m <br />) +
bearing subulate enations +, hairy +  and bristly +
pitted +  and smooth +
hemispheric;ovoid +
connate +  and distinct +
2 +  and 5 +
exalbuminous +
leafy +  and branched +
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 amplectens +, Rudbeckia brittonii +, Rudbeckia hirta var. brittonii +, Rudbeckia hirta var. monticola +  and Rudbeckia monticola +
Rudbeckia hirta var. hirta +
Rudbeckia hirta +
variety +
cylindric +
entire +  and toothed +
100 cm1,000 mm <br />1 m <br /> (200 cm2,000 mm <br />2 m <br />) +
perennial +  and biennial +
0 cm0 mm <br />0 m <br /> (100 cm1,000 mm <br />1 m <br />) +