Populus fremontii (Fremont cottonwood)

8/27/2014 · Rio Grande Nature Center, Albuquerque, New Mexico · ≈ 2½ × 1½′ (79 × 53 cm)

8/27/2014 · Rio Grande Nature Center, Albuquerque, New Mexico · By Susan M. Kent · ≈ 6½ × 4′ (2.0 × 1.3 m)

Kingdom	Plantae	Plants, but not fungi, lichens, or algae (from Stearn's Botanical Latin)
Subkingdom	Tracheobionta	Vascular plants—plants with a “circulatory system” for delivering water and nutrients
Division	Magnoliophyta	Flowering plants, also known as angiosperms
Class	Magnoliopsida	Dicotyledons—plants with two initial seed leaves
Subclass	Rosidae	Roses, legumes, proteas, dogwoods, hydrangeas, mistletoes, euphorbias, grapes, many more
Order	Malpighiales	A broad group encompassing 16,000 species
Family	Salicaceae	Willow family
Genus	Populus	Latin for “people” because the many moving leaves in a breeze resemble a moving populace
Species	fremontii	For John Charles Fremont (1813-1890), “the Pathfinder,” army officer and presidential candidate who collected plants on four hazardous journeys exploring the western United States