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Olympic Mountain ragwort
|
ertter's groundsel, ertter's ragwort
|
| Perennials, 7–15(–20+) cm (rhizomes fibrous-rooted). |
Annuals, 20–50(–60+) cm (taproots relatively thin, twisted). |
(sometimes purplish-tinged) floccose-tomentose, unevenly glabrescent. |
(± turgid or subsucculent) unevenly villous-tomentose, glabrescent. |
single or loosely clustered (erect or arching). |
usually single, rarely clustered. |
mostly cauline; petiolate (petioles about equaling blades); blades lanceolate or oblanceolate to ovate, (2–)4–8+ × 1.5–3 cm, bases tapered, margins denticulate (distal leaves smaller, lanceolate or linear-lanceolate, bractlike). |
progressively reduced distally (basal usually withering before flowering); petiolate (petioles winged); blades oblanceolate to spatulate, 4–7 × 1.5–3 cm, bases tapered, margins incised (distal leaves sessile, bractlike). |
± 13; corolla laminae ± 15 mm. |
± 8 (± 13?); corolla laminae 5–6 mm. |
usually ± 21, sometimes ± 13, (8–)10–15 mm, tips usually greenish (often sparsely hairy). |
± 13, 6–7 mm, tips green. |
of 4–8 lanceolate to lance-linear bractlets (lengths mostly less than 1/2 phyllaries). |
of 1–5+ linear to subulate bractlets (to 4 mm). |
nodding, 1(–2). |
6–10(–20) in cymiform arrays. |
glabrous. |
usually hairy (especially on angles), sometimes glabrous. |
= 40. |
= 40. |
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| Flowering late summer–early fall. |
Flowering late summer–early fall. |
| High talus slopes |
Talus slopes of greenish yellow ash tuff |
| 2200–2600 m (7200–8500 ft) |
900–1200 m (3000–3900 ft) |
|
WA
|
OR |
Of conservation concern. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Of conservation concern. Senecio erterrae is in the Center for Plant Conservation’s National Collection of Endangered Plants. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
| FNA vol. 20, p. 553. |
FNA vol. 20, p. 561. |
| 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. 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. 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. elegans, S. elmeri, S. eremophilus, 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. websteri |
|
| S. F. Blake: Leafl. W. Bot. 8: 143. (1957) |
T. M. Barkley: in N. L. Britton et al., N. Amer. Fl., ser. 2, 10: 124. (1978) |
| |
WA
Flora NW
PNW Herbaria
WildflowerSearch
iNaturalist
USDA Plants Database
OR
