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The Swiss pine is a member of the white pine group, Pinus subgenus Strobus, and like all members of that group, the leaves ('needles') are in fascicles (bundles) of five, with a deciduous sheath. The mature size is typically between 25 metres (82 ft) and 35 metres (115 ft) in height, and the trunk diameter can be up to 1.5 metres (4.9 ft).
Dothistroma septosporum or Mycosphaerella pini is a fungus that causes the disease commonly known as red band needle blight. This fungal disease affects the needles of conifers , but is mainly found on pine .
The numbers of NRHP listings in each county are documented by tables in each of the individual county list-articles. Auraria 9th Street Historic District in Denver County Littleton Town Hall , Arapahoe County Royal Gorge Bridge , Fremont County Colorado Chautauqua , Boulder County Westminster University , Adams County
Bristlecone pines are known for attaining great ages. The oldest bristlecone pine in the White Mountains is Methuselah, which has a verified age of 4,856 years. It is located in the White Mountains of Inyo County in Eastern California. However, the specific location of Methuselah is a closely guarded secret. [15]
Pinus aristata is a medium-size tree, commonly reaching 15 meters (49 ft) in height and occasionally as much as 20 m (66 ft) in their natural habitat.In favorable conditions they are straight and upright trees, but they become increasingly stunted, short, and twisted the closer they grow to timberline. [4]
Location of Jefferson County in Colorado. This is a list of the National Register of Historic Places listings in Jefferson County, Colorado. This is intended to be a complete list of the properties and districts on the National Register of Historic Places in Jefferson County, Colorado, United States. The locations of National Register ...
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 ...
Location of Arapahoe County in Colorado. This is a list of the National Register of Historic Places listings in Arapahoe County, Colorado. This is intended to be a complete list of the properties and districts on the National Register of Historic Places in Arapahoe County, Colorado, United States. The locations of National Register properties ...