Populus fremontii subsp. fremontii S. Watson
Family: Salicaceae
Fremont cottonwood
[Populus arizonica Sarg.,  more]
Populus fremontii subsp. fremontii image
Russ Kleinman  
Plants to 30 m. Branchlets, leaf blades, and petioles glabrous or glabrate to densely hairy, hairs whitish. Neoformed leaves: blade broadly triangular-ovate, usually about as wide as long, rarely wider, base truncate or cordate, apex short-acuminate. Capsules (6-)7.5-11 mm. Flowering Feb-May; fruiting Mar-Jun. Floodplains, canyons, springs, other moist places; (-60-)0-1500 (-2200) m; Ariz., Calif., Idaho, Nev., N.Mex., Utah; Mexico (Baja California, Baja California Sur, Sonora). Subspecies fremontii is the common cottonwood of southwestern North America west of the Continental Divide. It intergrades with subsp. mesetae along a line from southeastern Arizona south along the border between Chihuahua and Sonora.

LEAVES: broadly triangular-ovate, usually about as wide as long. NOTES: See also parent taxon. Floodplains, canyons, springs and other moist places: all cos. except Apache; 8-2200 m (25-7300 ft); Feb-Apr (fr. Mar-May); w of the continental divide, n CA and n UT to Baja C. Sur and c Son., Mex. REFERENCES: Eckenwalder, James E. 1992. Salicaceae. Ariz.-Nev. Acad. Sci. 26(1)2.
Populus fremontii subsp. fremontii image
Russ Kleinman  
Populus fremontii subsp. fremontii image
Russ Kleinman  
Populus fremontii subsp. fremontii image
Russ Kleinman  
Populus fremontii subsp. fremontii image
Russ Kleinman  
Populus fremontii subsp. fremontii image
Russ Kleinman  
Populus fremontii subsp. fremontii image
Russ Kleinman  
Populus fremontii subsp. fremontii image
Russ Kleinman  
Populus fremontii subsp. fremontii image
Russ Kleinman  
Populus fremontii subsp. fremontii image
Populus fremontii subsp. fremontii image
Populus fremontii subsp. fremontii image
Populus fremontii subsp. fremontii image
Populus fremontii subsp. fremontii image
Populus fremontii subsp. fremontii image
Populus fremontii subsp. fremontii image
Populus fremontii subsp. fremontii image
Populus fremontii subsp. fremontii image