Senecio serra var. admirabilis

(Greene) A. Nelson in J. M. Coulter and A. Nelson

in J. M. Coulter and A. Nelson, New Man. Bot. Rocky Mt., 579. 1909.

EndemicConservation concern
Basionym: Senecio admirabilis Greene Erythea 3: 23. 1895
Treatment appears in FNA Volume 20. Treatment on page 567. Mentioned on page 566.

Heads (12–) 30–50. Phyllaries ± 13, 7–9 mm. Ray-florets ± 8; corolla laminae 7–10 mm. Disc-florets 20–40+.


Phenology: Flowering summer.
Habitat: Stream banks, wet sites, open coniferous woodlands
Elevation: 2500–3200 m

Discussion

Of conservation concern.

Variety admirabilis occurs on the southern Rocky Mountains of Wyoming and Colorado and in the La Sal Mountains of Utah.

Selected References

None.

Lower Taxa

None.
not tailed +, rounded +  and obtuse +
papillate +
truncate-penicillate +
scarious +
usually ovate +  and lance-linear +
racemiform +, paniculiform +, corymbiform +  and cymiform +
indeterminate +  and determinate +
Theodore M. Barkley† +
(Greene) A. Nelson in J. M. Coulter and A. Nelson +
tapered +
Senecio admirabilis +
15 cm150 mm <br />0.15 m <br /> (20 cm200 mm <br />0.2 m <br />) +
1 cm10 mm <br />0.01 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
5 cm50 mm <br />0.05 m <br /> (15 cm150 mm <br />0.15 m <br />) +
narrowly lanceolate;sublinear +
1.5 cm15 mm <br />0.015 m <br /> (4 cm40 mm <br />0.04 m <br />) +
winged;nerved;ribbed +
linear;filiform +
barbellulate +  and smooth +
white +  and stramineous +
purplish +, reddish +, white +, ochroleucous +, yellow +  and white rarely reddish +
0.7 cm7 mm <br />0.007 m <br /> (1 cm10 mm <br />0.01 m <br />) +
glabrate +  and glabrous +
angled +, 5-ribbed +, prismatic +  and cylindric +
fertile +  and bisexual +
fertile +  and bisexual +
Colo. +, Utah +  and Wyo. +
2500–3200 m +
hairy +  and glabrous +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
Stream banks, wet sites, open coniferous woodlands +
discoid +  and radiate +
indeterminate +
heterogamous +  and homogamous +
floccose-tomentose +  and glabrous +
each +  and sessile +
0.5 cm5 mm <br />0.005 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
turbinate;campanulate +
subsessile +  and petiolate +
distributed +
cauline +  and basal +
erect;recurved +
deltate +
dentate to pinnatifid +  and entire +
dentate +  and subentire +
2-carpellate +
persistent +
Flowering summer. +
mostly oblong +  and lanceolate or linear +
0.7 cm7 mm <br />0.007 m <br /> (0.9 cm9 mm <br />0.009 m <br />) +
in J. M. Coulter and A. Nelson, New Man. Bot. Rocky Mt., +
bearing subulate enations +, hairy +  and bristly +
flat;convex +
exalbuminous +
Endemic +  and Conservation concern +
appendaged +  and truncate +
papillate +
Compositae +
Senecio serra var. admirabilis +
Senecio serra +
variety +
campanulate +
black +  and green +
denticulate +  and serrate or toothed +
100 cm1,000 mm <br />1 m <br /> (250 cm2,500 mm <br />2.5 m <br />) +
40 cm400 mm <br />0.4 m <br /> (100 cm1,000 mm <br />1 m <br />) +
100 cm1,000 mm <br />1 m <br /> (250 cm2,500 mm <br />2.5 m <br />) +
shrub +  and subshrub +