Senecio bigelovii var. bigelovii

Endemic
Synonyms: Senecio rusbyi Greene
Treatment appears in FNA Volume 20. Treatment on page 549.

Herbage glabrous or nearly so. Leaves: blades of proximal often abruptly contracted or at least obtuse at bases; mid and distal leaves clasping. Heads usually 6–12 (–20). Phyllaries mostly 13, 6–8+ mm.


Phenology: Flowering mid summer.
Habitat: Meadows, rocky, open sites in conifer-dominated areas
Elevation: 1800–3000 m

Discussion

Plants of var. bigelovii from the north of the range tend to be intermediate with var. hallii.

Selected References

None.

Lower Taxa

None.
not tailed +, rounded +  and obtuse +
papillate +
scarious +
usually ovate +  and lance-linear +
paniculiform +  and racemiform +
indeterminate +  and determinate +
Theodore M. Barkley† +
A. Gray in War Department [U.S.] +
tapered +
1 cm10 mm <br />0.01 m <br /> (2 cm20 mm <br />0.02 m <br />) +
7 cm70 mm <br />0.07 m <br /> (15 cm150 mm <br />0.15 m <br />) +
2cm;5cm +
winged;nerved;ribbed +
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 +
Ariz. +  and N.Mex. +
1800–3000 m +
hairy +  and glabrous +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
Meadows, rocky, open sites in conifer-dominated areas +
discoid +  and radiate +
indeterminate +
heterogamous +  and homogamous +
nearly +  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 +
cauline +  and basal +
reduced +
erect;recurved +
deltate +
dentate to pinnatifid +  and entire +
serrate to dentate +  and subentire +
2-carpellate +
persistent +
Flowering mid summer. +
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 War Department [U.S.], Pacif. Railr. Rep. +
bearing subulate enations +, hairy +  and bristly +
flat;convex +
exalbuminous +
appendaged +  and truncate +
papillate +
Senecio rusbyi +
Senecio bigelovii var. bigelovii +
Senecio bigelovii +
variety +
campanulate +
denticulate +  and serrate or toothed +
80 cm800 mm <br />0.8 m <br /> (120 cm1,200 mm <br />1.2 m <br />) +
40 cm400 mm <br />0.4 m <br /> (80 cm800 mm <br />0.8 m <br />) +
shrub +  and subshrub +