Flora of North America species comparison

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Populus fremontii subsp. mesetae
Photo is of parent taxon

plateau cottonwood, álamo cimarron
Habit Plants to 20 m. Branchlets, leaf blades, and petioles usually densely hairy, hairs (soft) yellowish.
Capsules

5–8(–10) mm.
Neoformed

leaves: blade rhombic-ovate, longer than wide, base cuneate or truncate, apex long-acuminate.

Populus fremontii subsp. mesetae
Phenology Flowering Feb–Apr; fruiting Apr–Jun.
Habitat Stream banks, canyons, seeps, springs, pools, moist soils
Elevation 800-2400 m (2600-7900 ft)
Distribution
from FNA
TX; Mexico (Chihuahua, Coahuila, Mexico, Nuevo León, Puebla)
Discussion

Subspecies mesetae forms groves and local patches along major streams, otherwise primarily in arroyos and canyons in foothills, and also is commonly planted near ranches and in towns. It intergrades with subsp. fremontii along a line from southeastern Arizona south along the boundary between Chihuahua and Sonora.

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 7, p. 20.
Parent taxa Salicaceae > Populus > Populus fremontii
Sibling taxa
P. fremontii subsp. fremontii
Synonyms P. deltoides var. mesetae
Name authority Eckenwalder: J. Arnold Arbor. 58: 201, fig. 2B. (1977)
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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