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pubescens (Screwbean Mesquite), is a small tree or shrub found in the southwestern United States (Texas, Arizona, New Mexico, California) and Mexico. It has...

whom the species is of immense cultural and economic importance. The destruction of large areas of pinyon forests in the interests of cattle ranching is...

the seeds out of the open cones. The jay, which uses the seeds as a major food resource, stores many of the seeds for later use, and some of these stored...

meet in western Arizona and Utah. It also (subsp. californiarum) hybridises extensively with Parry Pinyon. An isolated population of trees in the New York...

velutina Griffin, J. R., & Critchfield, W. B. (1976). The Distribution of Forest Trees of California. U.S. Forest Service Research Paper PSW-82....

Horticultural notes Floyd, A.G., Rainforest Trees of Mainland South-eastern Australia, 1989, p391 Low, T., Wild Food Plants of Australia, 1989, p183...

photo of this plant, please upload it! Plus, there may be other photos available for you to add. photo 1 photo 2 photo 3 Standard Cyclopedia of Horticulture...

with narrow vertical furrows. The crown is conic in young trees, becoming cylindric in older trees. The shoots are stout, orange-brown, usually glabrous,...

temperature of 4 Tillandsia species. Texas A&M University.  Correll, Donovan Stewart and Johnston, Marshall Conring (1970). Manual of the Vascular Plants of Texas...

Mountains. Trees, with Picea engelmannii, Mount Agassiz, Uinta Mts., Utah Trees, with Picea engelmannii, Mount Agassiz, Uinta Mts., Utah Trees, with Picea...

lower crown of old trees, and scale-like, 5 – 10 mm long on shoots in full sun in the upper crown of older trees; there is a full range of transition between...

northwestern Arizona, found mainly in the Great Basin Range habitat and southward to the Mojave desert. Some large native populations of this species exist...

photo 2 photo 3 Standard Cyclopedia of Horticulture, by L. H. Bailey, MacMillan Co., 1963 w:Juglans major. Some of the material on this page may be from...

olive trees and can do considerable damage, especially to young trees. If the bark is removed around the entire circumference of a tree it is likely to die...

summer. Livestock use the trees for shade and shelter. The foliage and seeds of Acacia schaffneri have a protein content of about 11.6%. Poponax schaffneri...

- Black Cherry. Southeasternmost Canada and most of U.S. east of Great Plains, also found in Arizona and Guatemala. Prunus subcordata - Klamath Plum. Oregon...

to northern Mexico and the bordering US states of Arizona, southern California, New Mexico, and parts of southwestern Texas, favoring low, arid hillsides...

more round shape like a cranberry), traditional ingredient of succotash The pinto bean is a type of mottled bean. Young pods may also be used as green beans...

and sweet date of medium size. It is exceptionally well-suited for fresh consumption, because of its long shelf life. At a temperature of −5 degrees Celsius...

Cupressus arizonica, the Arizona Cypress, is a species of cypress native to the southwest of North America. It is a medium-sized evergreen tree with a conic to...