Flora of North America species comparison

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Senecio taraxacoides

dandelion ragwort
Habit Perennials, 5–10(–14) cm (caudices branched, fibrous-rooted).
Herbage

(sometimes purple-tinged) floccose-tomentose (persistently on abaxial faces of leaves, glabrescent elsewhere).
Stems

single or loosely clustered.
Leaves

± evenly distributed;

petiolate;

blades oblanceolate to ovate, (1–)2–6 × 1–2.5 cm, bases tapered, margins dentate or incised to subpinnatifid (distal leaves bractlike).
Ray florets

usually ± 13, sometimes fewer or 0;

corolla laminae 8–12 mm.
Phyllaries

± 13 or ± 21, 7–10 mm, tips green.
Calyculi

of 2–5 lance-linear bractlets (lengths 1/3–2/3 phyllaries).
Heads

1(–5).
Cypselae

glabrous.
2n

= 40.

Senecio taraxacoides
Phenology Late summer.
Habitat Alpine peaks
Elevation 3500–4000 m (11500–13100 ft)
Distribution
from FNA
CO; NM
[BONAP county map]
Source FNA vol. 20, p. 551.
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. rapifolius, S. riddellii, S. sacramentanus, S. scorzonella, S. serra, S. sheldonensis, S. soldanella, S. spartioides, S. sphaerocephalus, S. spribillei, S. squalidus, S. sylvaticus, S. triangularis, S. viscosus, S. vulgaris, S. warnockii, S. wootonii
Synonyms S. amplectens var. taraxacoides, Ligularia taraxacoides
Name authority (A. Gray) Greene: Pittonia 4: 119. (1900)
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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