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Mature jack pine forests are usually open and blueberries are often abundant in the understory. Young jack pines are an alternate host for sweet fern blister rust (Cronartium comptoniae). Infected sweet ferns (Comptonia peregrina) release powdery orange spores in the summer and nearby trees become infected in the fall. Diseased trees show ...
The Jack Pine is a well-known oil painting by Canadian artist Tom Thomson. A representation of the most broadly distributed pine species in Canada, [ 1 ] it is considered an iconic image of the country's landscape, [ 2 ] [ 3 ] and is one of the country's most widely recognized and reproduced artworks.
Symptoms on Scots pine Symptoms on jack pine. Cyclaneusma (needle cast) is a fungal disease that is a part of the phylum, Ascomycota. It infects plants that are of pine classification. [1] After infection by Cyclaneusma, most pines do not display symptoms until 10 months after the initial infection. Symptoms include needles developing yellow ...
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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 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
Kirtland's warbler (Setophaga kirtlandii), also known in Michigan by the common name jack pine bird, [3] [4] or the jack pine warbler, is a small songbird of the New World warbler family . Nearly extinct just years ago, populations have recovered due to the conservation efforts of Phil Huber and the U.S. Forest Service .
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