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Populus trichocarpa, the black cottonwood, [1] western balsam-poplar [2] or California poplar, is a deciduous broadleaf tree species native to western North America. It is used for timber , and is notable as a model organism in plant biology .
Light burning is also been called "Paiute forestry," a direct but derogatory reference to southwestern tribal burning habits. [52] The ecological impacts of settler fires were vastly different than those of their Native American predecessors. Cultural burning practices were functionally made illegal with the passage of the Weeks Act in 1911. [53]
Populus fremontii, commonly known as Frémont's cottonwood, [1] is a cottonwood (and thus a poplar) native to riparian zones of the Southwestern United States and northern through central Mexico. [2] It is one of three species in Populus sect. Aigeiros. The tree was named after 19th-century American explorer and pathfinder John C. Frémont.
Many of the cottonwoods grown commercially are the hybrid of eastern cottonwood and black poplar, Populus × canadensis (hybrid black poplar or Carolina poplar). Cottonwood bark is often a favorite medium for artisans. The bark, which is usually harvested in the fall after a tree's death, is generally very soft and easy to carve.
The canyon floor near the point of origin is about 1,500 feet (457 m) wide. Fuels in the canyon included spruce, Douglas-fir, lodgepole pine and cottonwood trees at the canyon floor and Doug-fir, lodgepole, and ponderosa pine on the canyon slopes. [4] A single dead-end road follows the canyon upriver and leads to the Thirtymile Campground. [5]
Populus heterophylla, also known as downy poplar, [2] swamp poplar [2] and swamp cottonwood, [3] is a large deciduous poplar belonging to the Populus genus of the family Salicaceae. This species can grow on sites that have too much water for other native poplars. [4] On the IUCN Red List this species is listed as "least concern". [5]
Joshua trees are already struggling to reproduce in a warming climate. Replacing those lost in the York fire may be all but impossible, experts fear. California's famed Joshua trees are burning up ...
Celtis conferta subsp. amblyphylla, a tree in the hemp and hackberry family; Hibiscus tiliaceus, a flowering shrub or tree in the mallow family; In the genus Populus, a number of difficult-to-distinguish trees: