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Rudbeckia fulgida var. speciosa
Rudbeckia fulgida var. speciosa
(Wender.) Perdue
(redirected from:
Rudbeckia speciosa
H.A.Schrader)
Family:
Asteraceae
[
Rudbeckia gloriosa
,
more
Rudbeckia speciosa
H.A.Schrader,
Rudbeckia speciosa var. sullivantii
,
Rudbeckia sullivantii
C.L.Boynton & Beadle
]
Flora of North America
Resources
Lowell E. Urbatsch, Patricia B. Cox in Flora of North America (vol. 21)
Stems
glabrous or sparsely villous-hirsute (hairs spreading).
Leaves:
basal blades broadly lanceolate to ovate, 2-6.5 cm wide, lengths to 2 times widths, bases mostly rounded, margins entire or crenate, faces sparsely to moderately hairy; cauline petiolate (proximal) or ± sessile (distal), elliptic to lanceolate (becoming somewhat panduriform distally), not notably smaller distally, bases cuneate, attenuate, or auriculate, margins coarsely serrate to lacerate, faces scabrous to strigose.
Phyllaries
reflexed, 1-2.2 × 0.2-0.7 cm, glabrous or sparsely hairy.
Receptacles
11-18 mm diam.; palea margins ciliate, faces glabrous.
Ray florets
12-21; laminae 20-40 mm.
2
n
= ca. 76. Flowering summer-fall. Mesic open woodlands; 30-200 m; Ont., Que.; Ala., Ark., Conn., Del., Ga., Ill., Ky., Mass., Mich., Mo., N.J., N.Y., Ohio, Pa., Va., W.Va., Wis. Variety
speciosa
has rarely been introduced in Canada.
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