Senecio taraxacoides

(A. Gray) Greene

Pittonia 4: 119. 1900.

Endemic
Basionym: Senecio amplectens var. taraxacoides A. Gray Proc. Acad. Nat. Sci. Philadelphia 15: 67. 1864
Synonyms: Ligularia taraxacoides (A. Gray) W. A. Weber
Treatment appears in FNA Volume 20. Treatment on page 551. Mentioned on page 546.

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). Heads 1 (–5). Calyculi of 2–5 lance-linear bractlets (lengths 1/3–2/3 phyllaries). Phyllaries ± 13 or ± 21, 7–10 mm, tips green. Ray-florets usually ± 13, sometimes fewer or 0; corolla laminae 8–12 mm. Cypselae glabrous. 2n = 40.


Phenology: Late summer.
Habitat: Alpine peaks
Elevation: 3500–4000 m

Discussion

Selected References

None.

Lower Taxa

None.
... more about "Senecio taraxacoides"
not tailed +, rounded +  and obtuse +
papillate +
scarious +
usually ovate +  and lance-linear +
racemiform +, paniculiform +, corymbiform +  and cymiform +
indeterminate +  and determinate +
Theodore M. Barkley† +
(A. Gray) Greene +
tapered +
Senecio amplectens var. taraxacoides +
1 cm10 mm <br />0.01 m <br /> (2 cm20 mm <br />0.02 m <br />) +
2 cm20 mm <br />0.02 m <br /> (6 cm60 mm <br />0.06 m <br />) +
oblanceolate;ovate +
1cm;2.5cm +
winged;nerved;ribbed +
barbellulate +  and smooth +
white +  and stramineous +
purplish +, reddish +, white +, ochroleucous +, yellow +  and white rarely reddish +
0.8 cm8 mm <br />0.008 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
angled +, 5-ribbed +, prismatic +  and cylindric +
fertile +  and bisexual +
fertile +  and bisexual +
Colo. +  and N.Mex. +
3500–4000 m +
hairy +  and glabrous +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
Alpine peaks +
discoid +  and radiate +
indeterminate +
heterogamous +  and homogamous +
floccose-tomentose +
each +  and sessile +
0.5 cm5 mm <br />0.005 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
turbinate;campanulate +
distributed +
cauline +  and basal +
erect;recurved +
deltate +
subpinnatifid +
dentate to pinnatifid +  and entire +
incised +  and dentate +
2-carpellate +
persistent +
Late summer. +
mostly oblong +  and lanceolate or linear +
0.7 cm7 mm <br />0.007 m <br /> (1 cm10 mm <br />0.01 m <br />) +
bearing subulate enations +, hairy +  and bristly +
flat;convex +
exalbuminous +
appendaged +  and truncate +
papillate +
Ligularia taraxacoides +
Senecio taraxacoides +
species +
campanulate +
denticulate +  and serrate or toothed +
10 cm100 mm <br />0.1 m <br /> (14 cm140 mm <br />0.14 m <br />) +
5 cm50 mm <br />0.05 m <br /> (10 cm100 mm <br />0.1 m <br />) +
shrub +  and subshrub +