| Durandiella pseudotsugae | |
|---|---|
Scientific classification  | |
| Domain: | Eukaryota |
| Kingdom: | Fungi |
| Division: | Ascomycota |
| Class: | Leotiomycetes |
| Order: | Helotiales |
| Family: | Dermateaceae |
| Genus: | Durandiella |
| Species: | D. pseudotsugae |
| Binomial name | |
| Durandiella pseudotsugae A. Funk, (1962) | |
Durandiella pseudotsugae is a plant pathogen which causes Dime canker in Douglas-fir trees. [1]
Pseudotsuga is a genus of evergreen coniferous trees in the family Pinaceae. Common names for species in the genus include Douglas fir, Douglas-fir, Douglas tree, Oregon pine and Bigcone spruce. Pseudotsuga menziesii is widespread in western North America and is an important source of timber. The number of species has long been debated, but two in western North America and two to four in eastern Asia are commonly acknowledged.
The Douglas fir is an evergreen conifer species in the pine family, Pinaceae. It is native to western North America and is also known as Douglas-fir, Douglas spruce, Oregon pine, and Columbian pine. There are three varieties: coast Douglas-fir, Rocky Mountain Douglas-fir and Mexican Douglas-fir.
Firs are evergreen coniferous trees belonging to the genus Abies in the family Pinaceae. There are approximately 48–56 extant species, found on mountains throughout much of North and Central America, Europe, Asia, and North Africa. The genus is most closely related to Cedrus (cedar).
Abies grandis is a fir native to the Pacific Northwest and Northern California of North America, occurring at altitudes of sea level to 1,700 metres (5,600 ft). It is a major constituent of the Grand Fir/Douglas Fir Ecoregion of the Cascade Range.
Klamath National Forest is a 1,737,774-acre national forest, in the Klamath Mountains and Cascade Range, located in Siskiyou County in northern California, but with a tiny extension into southern Jackson County in Oregon. The forest contains continuous stands of ponderosa pine, Jeffrey pine, Douglas fir, red fir, white fir, lodgepole pine, Baker Cypress, and incense cedar. Old growth forest is estimated to cover some 168,000 acres (680 km2) of the forest land. Forest headquarters are located in Yreka, California. There are local ranger district offices located in Fort Jones, Happy Camp, and Macdoel, all in California. The Klamath was established on May 6, 1905. This forest includes the Kangaroo Lake and the Sawyers Bar Catholic Church is located within the boundaries of the Forest. The Forest is managed jointly with the Butte Valley National Grassland.
Adams Lake Provincial Park is a provincial park in British Columbia, Canada. It encompasses three distinct parks: Adams Lake Provincial Park, Adams Lake Marine Provincial Park, and Adams Lake Marine Provincial Park.
Browne Lake Provincial Park is a provincial park in British Columbia, Canada, located 22 km east-southeast of Kelowna in the Okanagan Highland, near Big White Ski Resort and between the heads of Hydraulic and Grouse Creeks.
Gowlland Tod Provincial Park is a provincial park in British Columbia, Canada. The park protects 1,219 hectares of mixed forest of Douglas-fir, Arbutus, western redcedar, western hemlock, shore pine, grand fir, red alder, and Garry oak within the District Municipality of Highlands and the Juan de Fuca Electoral Area. Rocky outcroppings support Manzanita, Scotch broom, and Oregon grape. The peaks of the Gowlland Range, from which the park derives its name, loom over 400 m (1,300 ft) above Saanich Inlet, providing vistas of The Malahat to the west. Farther north, the park curves around inland, bounded to the north by the municipality of Central Saanich. The park also encompasses the rural community of Willis Point. There are 25 km (16 mi) of maintained trails within the park, accessible in the south from roads leading to the park from Highlands, as well as from trails alongside Tod Inlet and McKenzie Bight to the north. Trails connect to Mount Work Regional Park and Lone Tree Hill Regional Park.
Graystokes Provincial Park is a provincial park located on the border between the regional districts of Central Okanagan and North Okanagan in south-central British Columbia. It was established on 18 April 2001 to protect a large area of the ecologically diverse Okanagan Highland east of the Okanagan Valley.
Lac La Hache Provincial Park is a provincial park in British Columbia, Canada, located on lake and near community of the same name in the South Cariboo region of that province.
Myra-Bellevue Provincial Park is a provincial park in British Columbia, Canada, located in the Okanagan Highland east of Kelowna. It was established to protect the full elevational range of the North Okanagan Basin and North Okanagan Highlands ecosections.
White River Provincial Park is a provincial park in British Columbia, Canada. It is located 27 km south of Sayward on Vancouver Island.
The Monument Rock Wilderness Area is a wilderness area within the Malheur and Wallowa–Whitman national forests in the Blue Mountains of eastern Oregon. It was designated by the United States Congress in 1984 and comprises 19,650 acres (7,950 ha). There are approximately 15 miles (24 km) of trails maintained in the wilderness.
The Middle Santiam Wilderness is a wilderness area located near Mount Washington in the central Cascade Range of Oregon, U.S., within the Willamette National Forest.
The Sonoma tree vole or California red tree mouse is a species of rodent in the family Cricetidae. The species is found in northwest California. The preferred habitat for this primarily arboreal vole is old-growth Douglas-fir forests.
Poriol is a C-methylated flavanone, a type of flavonoid. It is found in Pseudotsuga menziesii in reaction to infection by Poria weirii.
Pseudotsuga menziesii var. menziesii, commonly known as Coast Douglas-fir, Pacific Douglas-fir, Oregon pine, or Douglas spruce, is an evergreen conifer native to western North America from west-central British Columbia, Canada southward to central California, United States. In Oregon and Washington its range is continuous from the Cascades crest west to the Pacific Coast Ranges and Pacific Ocean. In California, it is found in the Klamath and California Coast Ranges as far south as the Santa Lucia Mountains with a small stand as far south as the Purisima Hills, Santa Barbara County. In the Sierra Nevada it ranges as far south as the Yosemite region. It occurs from near sea level along the coast to 1,800 metres (5,900 ft) in the California Mountains. Further inland, coast Douglas-fir is replaced by Rocky Mountain or interior Douglas-fir. Interior Douglas-fir intergrades with coast Douglas-fir in the Cascades of northern Washington and southern British Columbia.
Monte Cristo Natural Area Preserve in Klickitat County, Washington is part of the Washington Natural Areas Program. It protects 1,151 acres (466 ha) in the eastern Cascade Mountains owned by the Washington Department of Natural Resources. The landscape includes grand fir and Douglas fir forest, dry grassland, and shrubland with patches of Oregon white oak - Frémont silktassel chaparral.
Grandma Tree is a record setting Douglas fir in Oregon. The tree sits near North Fork Coquille River in Coos County. The tree's girth of c. 10 metres (33 ft) is the second greatest of a living Douglas fir in the United States.
The Lake Quinault Douglas fir is an unnamed superlative Douglas fir on Lake Quinault in Olympic National Forest, Washington State. It was designated the champion of its species and the largest known Douglas fir in the United States by American Forests in 2018. The tree is 581 inches (14,800 mm) in circumference, 293.67 feet (89.51 m) tall, and has a crown spread of 66.25 feet (20.19 m).