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Pinus strobiformis, also known as Chihuahua white pine, is a medium-sized white pine tree endemic to western Mexico in the Sierra Madre Occidental mountain range. It is typically a high-elevation pine growing mixed with other conifers in montane forest .
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). Each of the subgenera have been further divided into sections based on chloroplast DNA sequencing [1] and whole plastid genomic analysis. [2]
Mature Pinus pinea (stone pine); note umbrella-shaped canopy: Pollen cones of Pinus pinea (stone pine): A red pine (Pinus resinosa) with exposed rootsYoung spring growth ("candles") on a loblolly pine
Pinus monticola × P. strobiformis – Western white pine × southwestern white pine Pinus monticola × P. flexilis – Western white pine × limber pine Pinus monticola × P. strobus – Western white pine × eastern white pine Japanese stone pine cone (Pinus pumila , left) and Japanese stone pine × Siberian pine cone (Pinus pumila × P ...
Pinus: pines; Pinus albicaulis: whitebark pine Pinaceae (pine family) 101 ... Pinus strobiformis: southwestern white pine Pinaceae (pine family) 114 Pinus strobus:
Members of the modern genera Pinus (pines), Picea (spruce) and Cedrus (cedar) first appear during the Early Cretaceous. [19] [20] [21] The extinct Cretaceous genera Pseudoaraucaria and Obirastrobus appear to be members of Abietoideae, while Pityostrobus appears to be non-monophyletic, containing many disparately related members of Pinaceae. [18]
A pine is any conifer tree or shrub in the genus Pinus (/ ˈ p aɪ n ə s /) [1] of the family Pinaceae. Pinus is the sole genus in the subfamily Pinoideae . World Flora Online accepts 187 species names of pines as current, with additional synonyms, making it the largest family among the conifers. [ 2 ]
Pinus stylesii is a species of pine in the family Pinaceae, native to the northern Sierra Madre Oriental mountains of northeastern Mexico. [1] A tree reaching 25 m (82 ft), it is a member of Pinus subsection Strobus. [2] It was split off from Pinus strobiformis, which is found in the Sierra Madre Occidental. [2]