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On the coast, the knobcone pine may hybridize with bishop pine (Pinus muricata), and Monterey pine (Pinus radiata). In the western foothills of the Sierra Nevada, knobcone pine is often a co-dominant with blue oak (Quercus douglasii). [7] The species is susceptible to fire, but this melts the cone resin, releasing seeds for regrowth. [4]
Arceuthobium siskiyouense is a species of dwarf mistletoe known as knobcone pine dwarf mistletoe. It is endemic to the Klamath Mountains of northern California and southern Oregon , where it lives as a parasite on knobcone pine trees.
Mature Pinus pinea (stone pine); note umbrella-shaped canopy: Pollen cones of Pinus pinea (stone pine) A red pine (Pinus resinosa) with exposed roots: Young spring growth ("candles") on a loblolly pine: Monterey pine bark: Monterey pine cone on forest floor: Whitebark pine in the Sierra Nevada: Hartweg's pine forest in Mexico
Pinus, the pines, is a genus of approximately 111 extant tree and shrub species. The genus is currently split into two subgenera: subgenus Pinus (hard pines), and subgenus Strobus (soft pines).
Pinus ponderosa, commonly known as the ponderosa pine, [3] bull pine, blackjack pine, [4] western yellow-pine, [5] or filipinus pine, [6] is a very large pine tree species of variable habitat native to mountainous regions of western North America. It is the most widely distributed pine species in North America.
Pinaceae (pine family) Abies amabilis: Pacific silver fir Pinaceae (pine family) Abies balsamea: balsam fir Pinaceae (pine family) Abies beshanzuensis: Baishanzu fir Pinaceae (pine family) Abies borisii-regis: Bulgarian fir Pinaceae (pine family) Abies bracteata: Santa Lucia fir Pinaceae (pine family) Abies cephalonica: Greek fir Pinaceae (pine ...
Norfolk pine is part of an ancient plant family named Araucariaceae, which was widespread during the Jurassic and Cretaceous periods. Native to the South Pacific, this evergreen can reach 200 feet ...
Pinus attenuata × P. muricata – Knobcone pine × bishop pine; Subgenus Strobus. Successful crosses (hybrids) between species of section Strobus.