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Photo is of parent taxon

lambstongue ragwort

Herbage

glabrous or glabrescent at flowering (except in leaf axils and among heads).

Leaves

basal and proximal cauline distinctly petiolate;

blades (cauline) elliptic, lanceolate, or oblanceolate.

Ray florets

5–8+;

corollas yellow, laminae 6–8+ mm.

Phyllaries

linear-subulate, 6–7(–8) mm, tips usually green, minutely, if at all, black.

Heads

(3–)8–20+.

Senecio integerrimus var. integerrimus

Phenology Flowering spring.
Habitat Open prairies and plains
Elevation 200–1500 m (700–4900 ft)
Distribution
from FNA
CO; IA; KS; MN; MT; ND; NE; NM; SD; WY; AB; MB; SK
[BONAP county map]
Discussion

Variety integerrimus intergrades with var. exaltatus in the Rocky Mountains.

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Source FNA vol. 20, p. 556.
Parent taxa Asteraceae > tribe Senecioneae > Senecio > Senecio integerrimus
Sibling taxa
S. integerrimus var. exaltatus, S. integerrimus var. major, S. integerrimus var. ochroleucus, S. integerrimus var. scribneri
Name authority unknown
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