PlantsFlowering PlantsWillow & CottonwoodCottonwood — Genus Populus
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White Poplar —  Populus alba [1]
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Narrowleaf Cottonwood —  Populus angustifolia [1]
Cottonwood —  Populus deltoides [1,2,3]
Flowering Mar-Apr.
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Fremont Cottonwood —  Populus fremontii [1]
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Lombardy Poplar —  Populus nigra [1]
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Quaking Aspen —  Populus tremuloides [1]
Evidence that species is found in Texas:
  1. USDA Plants Database, advanced search for Texas plants from the United States Department of Agriculture.
  2. Atlas of the Vascular Plants of Texas, Volume 1, B.L. Turner, Holly Nichols, Geoffrey Denny and Oded Doron, Botanical Research Institute of Texas (BRIT), Fort Worth, Texas, 2003.
  3. Rick's iNaturalist observations, nature observations of Richard K. Murphy. Identifications are not necessarily confirmed by other users.