Flora of North America species comparison

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Senecio rapifolius

openwoods ragwort
Habit 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).
Ray florets

0.
Phyllaries

(± 5) ± 8, 3–4(–5) mm, tips green or brownish.
Calyculi

0 or of 1–3+ lance-deltate to lance-linear bractlets (mostly less than 1 mm).
Heads

25–60+ in cymiform clusters of 3–12.
Cypselae

glabrous.
2n

= 40.

Senecio rapifolius
Phenology Flowering late summer–early fall.
Habitat Rocky hillsides and cliffs in coniferous wooded areas
Elevation 1800–2800 m (5900–9200 ft)
Distribution
from FNA
CO; ID; SD; WY
[WildflowerSearch map]
[BONAP county map]
Source FNA vol. 20, p. 553.
Parent taxa Asteraceae > tribe Senecioneae > Senecio
Sibling taxa
S. actinella, S. amplectens, S. ampullaceus, S. aphanactis, S. arizonicus, S. aronicoides, S. astephanus, S. atratus, S. bigelovii, S. blochmaniae, S. californicus, S. cannabifolius, S. clarkianus, S. crassulus, S. elegans, S. elmeri, S. eremophilus, S. ertterae, S. erucifolius, S. flaccidus, S. fremontii, S. hydrophiloides, S. hydrophilus, S. integerrimus, S. jacobaea, S. lemmonii, S. lugens, S. lyonii, S. megacephalus, S. mohavensis, S. multidentatus, S. neowebsteri, S. parryi, S. pattersonensis, S. pseudoarnica, S. pudicus, S. quaylei, S. riddellii, S. sacramentanus, S. scorzonella, S. serra, S. sheldonensis, S. soldanella, S. spartioides, S. sphaerocephalus, S. spribillei, S. squalidus, S. sylvaticus, S. taraxacoides, S. triangularis, S. viscosus, S. vulgaris, S. warnockii, S. wootonii
Name authority Nuttall: Trans. Amer. Philos. Soc., n. s. 7: 409. (1841)
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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(If the plant you're looking for doesn't show up in the auto-complete list, that means it either isn't described in Flora of North America yet, or it's listed under a synonym. And please note that Flora of North America is still missing several plant families, including Fabaceae, Apiaceae, Boraginaceae, and Polemoniaceae.)

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