Senecio integerrimus var. scribneri

Herbage usually villous, sometimes arachnose or tomentose, at flowering. Leaves: basal and proximal cauline ± petiolate; blades (cauline) oblong or lanceolate to sublinear (6–10 × 0.5–2 cm). Heads 3–6(–16+). Phyllaries ± linear, 10–15 mm, tips usually green, rarely black. Ray florets probably mostly 5; corollas yellow, laminae 12–15 mm.

Phenology: Flowering spring.
Habitat: Plains and open foothills
Elevation: 300–1600 m

Distribution

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Sask., Mont.

Discussion

Of conservation concern.

Variety scribneri is poorly known and seldom collected. It is distinguished by its relatively larger heads and narrower leaves and its indument (in a region where var. integerrimus is notably glabrate).

Selected References

None.

Lower Taxa

None.