|
mountain meadow butterweed, thick-leaf groundsel, thick-leaf ragwort
|
purple ragwort, red-purple ragwort
|
| Perennials, (15–)20–50(–70) cm (rhizomes branched, ± woody). |
Annuals, 20–40(–60) cm (taprooted). |
glabrous. |
(somewhat sticky) hairy or unevenly glabrate. |
1–(2–4). |
single (often branching distally). |
(thickish-turgid) progressively reduced distally; petiolate; blades broadly lanceolate to subelliptic, 2.5–15 × 1–5 cm, bases tapered, margins sharply dentate to subentire (some teeth callous; mid leaves sometimes larger than proximal; distal leaves sessile, smaller, often clasping). |
evenly distributed; petiolate (petiole bases ± expanded); blades obovate (lyrate to pinnatifid, lobes linear to ± cruciate), 3–8 × 1.5–3.5 cm, bases contracted or tapered, ultimate margins ± dentate to crenate. |
± 8 or ± 13; corolla laminae 5–12 mm. |
± 13; corolla laminae (deep red to purple) 10–15 mm. |
(± 8) ± 13 or ± 21, 5–9 mm, tips black (villous). |
± 13+, 6–10 mm, tips black. |
of (1–)3–6 linear to filiform bractlets (lengths to 1/3 phyllaries). |
of 8–14 ± ovate bractlets (lengths to 1/2 phyllaries). |
(1–)4–12 in corymbiform arrays. |
8–20 in corymbiform arrays. |
glabrous. |
usually hairy. |
= 40. |
= 20. |
|
|
|
|
| Flowering summer. |
Flowering mostly spring–summer (sparingly at other times). |
| Moist to drying hillsides, meadows, other open places in forest associations |
Disturbed coastal sites |
| 2200–3700 m (7200–12100 ft) |
0–100 m (0–300 ft) |
|
CO; ID; MT; NM; NV; OR; SD; UT; WY
|
CA; Africa [Introduced in North America] |
|
Senecio elegans escapes from cultivation and persists along the central coast of California. Native to South Africa, it is now established widely in areas of Mediterranean climate. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
| FNA vol. 20, p. 551. |
FNA vol. 20, p. 567. |
| Asteraceae > tribe Senecioneae > Senecio |
Asteraceae > tribe Senecioneae > Senecio |
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. 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. rapifolius, 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 |
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. 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. rapifolius, 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 |
| S. lapathifolius, S. semiamplexicaulis |
|
| A. Gray: Proc. Amer. Acad. Arts 19: 54. (1883) |
Linnaeus: Sp. Pl. 2: 869. (1753) |
| |
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