Senecio eremophilus var. eremophilus

Endemic
Synonyms: Senecio glauciifolius Rydberg
Treatment appears in FNA Volume 20. Treatment on page 565.

Heads 10–30 (–40+). Calyculi: bractlets prominent (lengths of at least some to about 3/4 phyllaries). Involucres 7–10 mm diam. Phyllaries 6–8 mm, tips green or weakly, if at all, black. Ray corolla laminae 5–10 mm.


Phenology: Flowering late spring–early fall.
Habitat: Grassy or open, rocky sites
Elevation: 200–2300 m

Distribution

V20-1264-distribution-map.gif

Alta., B.C., Man., N.W.T., Ont., Sask., Alaska, Mont., N.Dak., S.Dak., Wyo.

Discussion

Variety eremophilus may be expected as a casual weed or waif in the cooler portions of the flora. It has been reported as a waif in New York.

Selected References

None.

Lower Taxa

None.
44 +, 40 +  and 38 +
not tailed +, rounded +  and obtuse +
papillate +
truncate-penicillate +
scarious +
usually ovate +  and lance-linear +
corymbiform +  and compound +
indeterminate +  and determinate +
Theodore M. Barkley† +
Richardson in J. Franklin et al. +
tapered +
12 cm120 mm <br />0.12 m <br /> (20 cm200 mm <br />0.2 m <br />) +
5 cm50 mm <br />0.05 m <br /> (7 cm70 mm <br />0.07 m <br />) +
6 cm60 mm <br />0.06 m <br /> (12 cm120 mm <br />0.12 m <br />) +
lanceolate;narrowly lanceolate +
1.5 cm15 mm <br />0.015 m <br /> (5 cm50 mm <br />0.05 m <br />) +
winged;nerved;ribbed +
barbellulate +  and smooth +
white +  and stramineous +
purplish +, reddish +, white +, ochroleucous +, yellow +  and white rarely reddish +
0.5 cm5 mm <br />0.005 m <br /> (1 cm10 mm <br />0.01 m <br />) +
hirtellous +  and glabrous +
angled +, 5-ribbed +, prismatic +  and cylindric +
fertile +  and bisexual +
fertile +  and bisexual +
Alta. +, B.C. +, Man. +, N.W.T. +, Ont. +, Sask. +, Alaska +, Mont. +, N.Dak. +, S.Dak. +  and Wyo. +
200–2300 m +
hairy +  and glabrous +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
Grassy or open, rocky sites +
discoid +  and radiate +
indeterminate +
heterogamous +  and homogamous +
glabrate +  and glabrous +
each +  and sessile +
0.7 cm7 mm <br />0.007 m <br /> (1 cm10 mm <br />0.01 m <br />) +
turbinate;campanulate +
sessile +  and petiolate +
distributed +
cauline +  and basal +
erect;recurved +
deltate +
usually pinnate +  and lacerate +
2-carpellate +
persistent +
Flowering late spring–early fall. +
mostly oblong +  and lanceolate or linear +
0.6 cm6 mm <br />0.006 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
in J. Franklin et al., Narr. Journey Polar Sea, +
bearing subulate enations +, hairy +  and bristly +
flat;convex +
exalbuminous +
appendaged +  and truncate +
papillate +
Senecio glauciifolius +
Senecio eremophilus var. eremophilus +
Senecio eremophilus +
variety +
campanulate +
black +, weakly +  and green +
denticulate +  and serrate or toothed +
80 cm800 mm <br />0.8 m <br /> (140 cm1,400 mm <br />1.4 m <br />) +
40 cm400 mm <br />0.4 m <br /> (80 cm800 mm <br />0.8 m <br />) +
100 cm1,000 mm <br />1 m <br /> (250 cm2,500 mm <br />2.5 m <br />) +
shrub +  and subshrub +