Flora of North America species comparison

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Penstemon eatonii var. exsertus
Photo is of parent taxon

firecracker penstemon
Stems

retrorsely hairy.
Leaves

retrorsely hairy.
Flowers

stamens: both pairs exserted.
2n

= 16.

Penstemon eatonii var. exsertus
Phenology Flowering Mar–Jun.
Habitat Sagebrush shrublands, pinyon-juniper woodlands, pine forests.
Elevation 600–1500 m. (2000–4900 ft.)
Distribution
from FNA
AZ
[BONAP county map]
Discussion

Variety exsertus is concentrated in central Arizona, especially from Flagstaff to Tucson. Records are known from Coconino, Gila, Greenlee, Maricopa, Mohave, Pinal, and Yavapai counties.

(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. undosus
Synonyms P. exsertus, P. eatonii subsp. exsertus
Name authority (A. Nelson) C. C. Freeman: PhytoKeys 80: 35. (2017)
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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