Flora of North America species comparison

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Penstemon eatonii var. undosus
Photo is of parent taxon

Eaton's firecracker
Stems

retrorsely hairy.
Leaves

retrorsely hairy.
Flowers

stamens included or reaching orifice, longer pair rarely exserted.
2n

= 16.

Penstemon eatonii var. undosus
Phenology Flowering Mar–Jun.
Habitat Sagebrush shrublands, pinyon-juniper woodlands, pine forests.
Elevation 800–2800 m. (2600–9200 ft.)
Distribution
from FNA
AZ; CA; CO; NM; NV; UT
[BONAP county map]
Discussion

As in var. eatonii, var. undosus rarely has the longer pairs of stamens prominently exserted and the shorter pairs reaching the orifices.

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 17, p. 149.
Parent taxa Plantaginaceae > Penstemon > subg. Penstemon > sect. Elmigera > Penstemon eatonii
Sibling taxa
P. eatonii var. eatonii, P. eatonii var. exsertus
Synonyms P. eatonii subsp. undosus
Name authority M. E. Jones: Proc. Calif. Acad. Sci., ser. 2, 5: 715. (1895) — (as Pentstemon eatoni)
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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