Texas Vascular Plant Checklist:  Salicaceae
The Willow Family
(Magnoliophyta, Magnoliopsida, Dilleniidae)

 Populus
   × acuminata Rydb. (pro sp.) [angustifolia × deltoides]
   alba L. (white poplar, silver-leaved poplar, alamo blanco)
   angustifolia James (narrowleaf cottonwood)
   deltoides subsp. deltoides (eastern cottonwood, alamo cottonwood)
   deltoides subsp. monilifera (Ait.) Eckenwalder (plains cottonwood, texas cottonwood)
   deltoides subsp. wislizeni (S. Wats.) Eckenwalder (rio grande cottonwood, alamo cottonwood)
   fremontii subsp. mesetae Eckenwalder (arizona cottonwood, chopo)
   × hinckleyana Correll (pro sp.) [angustifolia × fremontii]
   nigra L. (black poplar)
   tremuloides Michx. (quaking aspen, golden aspen, alamo temblon)

 Salix
   amygdaloides Anderss. (wright willow, peachleaf willow)
   caroliniana Michx. (coastal-plain willow, southern willow, ward's willow, longpedicelled willow)
   exigua Nutt. (coyote willow, narrow-leaf sandbar willow, longleaf willow, texas sandbar willow, sandbar willow, silvery desert willow)
   gooddingii Ball (goodding's black willow)
   humilis var. humilis (prairie willow)
   lasiolepis var. lasiolepis (narrowleaf arroyo willow)
   nigra Marsh. (black willow, goodding willow, southwestern black willow, bald-fruited willow)
   × pendulina Wenderoth [fragilis × ?sepulcralis]
   taxifolia Kunth (yewleaf willow)