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Senecio rapifolius
Nutt.
Family:
Asteraceae
Turnip-Leaf Ragwort
Paul Rothrock
FNA
Resources
Theodore M. Barkley+ in Flora of North America (vol. 20)
Perennials,
(20-)30-60 cm (rhizomes branched, spreading or suberect).
Herbage
(unevenly purple-tinged, often glaucous) glabrous.
Stems
1-(2-3).
Leaves
progressively reduced distally; petiolate; blades ovate to oblanceolate, 4-8(-9+) × (2-)3-5 cm, bases tapered, margins dentate to incised-dentate (some denticles callous; mid leaves similar, smaller, ± clasping; distal leaves bractlike).
Heads
25-60+ in cymiform clusters of 3-12.
Calyculi
0 or of 1-3+ lance-deltate to lance-linear bractlets (mostly less than 1 mm).
Phyllaries
(± 5) ± 8, 3-4(-5) mm, tips green or brownish.
Ray florets
0.
Cypselae
glabrous.
2
n
= 40.
Flowering late summer-early fall. Rocky hillsides and cliffs in coniferous wooded areas; 1800-2800 m; Colo., Idaho, S.Dak., Wyo.
Open Interactive Map
Zradicka, Anna
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100 Initial Images
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This project made possible by
National Science Foundation Award 1410069
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