Senecio elmeri

Piper

Erythea 7: 173. 1899.

Endemic
Synonyms: Senecio crepidineus Greene
Treatment appears in FNA Volume 20. Treatment on page 551. Mentioned on page 546.
Revision as of 20:10, 29 July 2020 by imported>Volume Importer
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Perennials, 10–20 (–30) cm (rhizomes trailing or branching). Herbage unevenly villous-tomentose or floccose, glabrescent. Stems single (from loosely clustered basal leaves). Leaves progressively reduced distally; ± petiolate; blades ovate to oblanceolate, (3–) 4–8 (–10) × 2–3 (–4) cm, bases tapered, margins shallowly dentate (mid and distal leaves smaller, bractlike, often clasping). Heads erect or weakly nodding (especially in bud), (2–) 5–9 (–12) in loose, cymiform arrays. Calyculi of 2–7 lance-linear to linear bractlets (lengths 1/3–2/3 phyllaries). Phyllaries (± 8) ± 13, 8–10 mm, tips black (villous). Ray-florets ± 8; corolla laminae 8–15 mm. Cypselae glabrous. 2n = 40.


Phenology: Flowering summer.
Habitat: Alpine and subalpine rocky sites and talus slopes
Elevation: 2000–3000 m

Discussion

Selected References

None.

Lower Taxa

None.
... more about "Senecio elmeri"
not tailed +, rounded +  and obtuse +
papillate +
truncate-penicillate +
scarious +
usually ovate +  and lance-linear +
indeterminate +  and determinate +
Theodore M. Barkley† +
tapered +
8 cm80 mm <br />0.08 m <br /> (10 cm100 mm <br />0.1 m <br />) +
3 cm30 mm <br />0.03 m <br /> (4 cm40 mm <br />0.04 m <br />) +
4 cm40 mm <br />0.04 m <br /> (8 cm80 mm <br />0.08 m <br />) +
ovate;oblanceolate +
2 cm20 mm <br />0.02 m <br /> (3 cm30 mm <br />0.03 m <br />) +
winged;nerved;ribbed +
lance-linear +  and linear +
barbellulate +  and smooth +
white +  and stramineous +
purplish +, reddish +, white +, ochroleucous +, yellow +  and white rarely reddish +
0.8 cm8 mm <br />0.008 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
angled +, 5-ribbed +, prismatic +  and cylindric +
fertile +  and bisexual +
fertile +  and bisexual +
B.C. +  and Wash. +
2000–3000 m +
hairy +  and glabrous +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
Alpine and subalpine rocky sites and talus slopes +
discoid +  and radiate +
indeterminate +
nodding +  and erect +
heterogamous +  and homogamous +
glabrescent +, floccose +  and villous-tomentose +
each +  and sessile +
0.5 cm5 mm <br />0.005 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
turbinate;campanulate +
cauline +  and basal +
reduced +
erect;recurved +
deltate +
2-carpellate +
persistent +
Flowering summer. +
mostly oblong +  and lanceolate or linear +
0.8 cm8 mm <br />0.008 m <br /> (1 cm10 mm <br />0.01 m <br />) +
bearing subulate enations +, hairy +  and bristly +
flat;convex +
exalbuminous +
appendaged +  and truncate +
papillate +
Senecio crepidineus +
Senecio elmeri +
species +
campanulate +
denticulate +  and serrate or toothed +
20 cm200 mm <br />0.2 m <br /> (30 cm300 mm <br />0.3 m <br />) +
10 cm100 mm <br />0.1 m <br /> (20 cm200 mm <br />0.2 m <br />) +
100 cm1,000 mm <br />1 m <br /> (250 cm2,500 mm <br />2.5 m <br />) +
shrub +  and subshrub +