Senecio sacramentanus

Wooton & Standley

Contr. U.S. Natl. Herb. 16: 194. 1913.

Endemic
Treatment appears in FNA Volume 20. Treatment on page 550. Mentioned on page 546.

Perennials, 20–50 cm (caudices fibrous-rooted). Herbage sparsely pubescent to tomentose (especially on abaxial leaf faces and among heads). Stems single or loosely clustered. Leaves progressively reduced distally; petiolate; blades triangular, triangular-lanceolate, or lanceolate, 3–10 (–15) × 1.5–4 cm, bases cordate to truncate or tapered, margins serrate or dentate (mid and distal leaves sessile, bractlike). Heads nodding, 6–10+ in racemiform-paniculiform arrays. Calyculi of 2–5+ lance-deltate to filiform bractlets (lengths 1/5–1/2 phyllaries). Phyllaries ± 8, 6–9 mm, tips green. Ray-florets 0. Cypselae glabrous.


Phenology: Late summer.
Habitat: Montane meadows
Elevation: 3000–3500 m

Discussion

Selected References

None.

Lower Taxa

None.
... more about "Senecio sacramentanus"
not tailed +, rounded +  and obtuse +
papillate +
scarious +
usually ovate +  and lance-linear +
racemiform-paniculiform +
indeterminate +  and determinate +
Theodore M. Barkley† +
Wooton & Standley +
cordate +  and truncate or tapered +
10 cm100 mm <br />0.1 m <br /> (15 cm150 mm <br />0.15 m <br />) +
3 cm30 mm <br />0.03 m <br /> (10 cm100 mm <br />0.1 m <br />) +
lanceolate;triangular-lanceolate;lanceolate;triangular-lanceolate;triangular +
1.5cm;4cm +
winged;nerved;ribbed +
lance-deltate;filiform +
barbellulate +  and smooth +
white +  and stramineous +
purplish +, reddish +, white +, ochroleucous +, yellow +  and white rarely reddish +
angled +, 5-ribbed +, prismatic +  and cylindric +
fertile +  and bisexual +
fertile +  and bisexual +
3000–3500 m +
hairy +  and glabrous +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
Montane meadows +
discoid +  and radiate +
indeterminate +
heterogamous +  and homogamous +
sparsely pubescent +  and 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 +
dentate +  and serrate +
2-carpellate +
persistent +
Late summer. +
mostly oblong +  and lanceolate or linear +
0.6 cm6 mm <br />0.006 m <br /> (0.9 cm9 mm <br />0.009 m <br />) +
Contr. U.S. Natl. Herb. +
bearing subulate enations +, hairy +  and bristly +
flat;convex +
exalbuminous +
appendaged +  and truncate +
papillate +
Compositae +
Senecio sacramentanus +
species +
campanulate +
denticulate +  and serrate or toothed +
20 cm200 mm <br />0.2 m <br /> (50 cm500 mm <br />0.5 m <br />) +
shrub +  and subshrub +