''Pinus washoensis'', the Washoe pine, is a rare, semi-

disputed Controversy is a state of prolonged public dispute or debate, usually concerning a matter of conflicting opinion or point of view. The word was coined from the Latin ''controversia'', as a composite of ''controversus'' – "turned in an opposite d ...

species of large-sized

conifer Conifers are a group of conifer cone, cone-bearing Spermatophyte, seed plants, a subset of gymnosperms. Scientifically, they make up the phylum, division Pinophyta (), also known as Coniferophyta () or Coniferae. The division contains a single ...

in the family

Pinaceae The Pinaceae, or pine family, are conifer trees or shrubs, including many of the well-known conifers of commercial importance such as Cedrus, cedars, firs, Tsuga, hemlocks, larches, pines and spruces. The family is included in the order Pinales, ...

. The species was described by

Herbert Louis Mason Herbert Louis (''né'' Lewis) Mason (1896–1994) was an American botany professor, plant collector, and herbarium director. After graduating from high school, Herbert Mason and his identical twin brother matriculated at Stanford University. Thei ...

and William Palmer Stockwell in 1945. It is in the ''

Pinus A pine is any conifer tree or shrub in the genus ''Pinus'' () of the family Pinaceae. ''Pinus'' is the sole genus in the subfamily Pinoideae. The World Flora Online created by the Royal Botanic Gardens, Kew and Missouri Botanical Garden accep ...

'' subsect. ''Ponderosae'' with the

Ponderosa pine ''Pinus ponderosa'', commonly known as the ponderosa pine, bull pine, blackjack pine, western yellow-pine, or filipinus pine is a very large pine tree species of variable habitat native to mountainous regions of western North America. It is the ...

Etymology

''Pinus washoensis'' was named for the

Washoe people The Washoe or Wašišiw ("people from here", or transliterated in older literature as ''Wa She Shu'') are a Great Basin tribe of Native Americans, living near Lake Tahoe at the border between California and Nevada. The name "Washoe" or "Washo" ...

, who inhabited the lands around

Lake Tahoe Lake Tahoe (; was, Dáʔaw, meaning "the lake") is a Fresh water, freshwater lake in the Sierra Nevada (U.S.), Sierra Nevada of the United States. Lying at , it straddles the state line between California and Nevada, west of Carson City, Nevad ...

and surrounding areas; not for Washoe County,

Nevada Nevada ( ; ) is a U.S. state, state in the Western United States, Western region of the United States. It is bordered by Oregon to the northwest, Idaho to the northeast, California to the west, Arizona to the southeast, and Utah to the east. N ...

(also named after the Washoe people).

Taxonomy

The Washoe pine has a disputed

taxonomic rank In biological classification, taxonomic rank is the relative level of a group of organisms (a taxon) in an ancestral or hereditary hierarchy. A common system consists of species, genus, family (biology), family, order (biology), order, class (b ...

, for some believe it should be a

subspecies In biological classification, subspecies is a rank below species, used for populations that live in different areas and vary in size, shape, or other physical characteristics (morphology), but that can successfully interbreed. Not all species ...

variety Variety may refer to: Arts and entertainment Entertainment formats * Variety (radio) * Variety show, in theater and television Films * ''Variety'' (1925 film), a German silent film directed by Ewald Andre Dupont * ''Variety'' (1935 film), ...

of ''

Pinus ponderosa ''Pinus ponderosa'', commonly known as the ponderosa pine, bull pine, blackjack pine, western yellow-pine, or filipinus pine is a very large pine tree species of variable habitat native to mountainous regions of western North America. It is the ...

''. Other sources list it as a

synonym A synonym is a word, morpheme, or phrase that means exactly or nearly the same as another word, morpheme, or phrase in a given language. For example, in the English language, the words ''begin'', ''start'', ''commence'', and ''initiate'' are all ...

of ''Pinus ponderosa var. ponderosa'' (or ''Pinus ponderosa subsp. ponderosa''), with no recollection of the Washoe pine at all. This is a result of misclassification and

distribution Distribution may refer to: Mathematics *Distribution (mathematics), generalized functions used to formulate solutions of partial differential equations * Probability distribution, the probability of a particular value or value range of a vari ...

errors brought about by similar structures, and general similarities between the Ponderosa pine and the Washoe pine. Its taxonomic status has not been decided on though, for every source supports a different classification than a compared other. Most recently in 1982, a

botanist Botany, also called , plant biology or phytology, is the science of plant life and a branch of biology. A botanist, plant scientist or phytologist is a scientist who specialises in this field. The term "botany" comes from the Ancient Greek wo ...

with the author abbreviation of ''A.E. Murray,'' listed it as a subspecies of the Ponderosa pine, which is still partially accepted today. The

U.S. Forest Service The United States Forest Service (USFS) is an agency of the U.S. Department of Agriculture that administers the nation's 154 national forests and 20 national grasslands. The Forest Service manages of land. Major divisions of the agency in ...

recognizes it as a variety of the Ponderosa pine but also lists every subspecies of the Ponderosa pine as a variety (with previous varieties included too). They believe that the Washoe pine

evolved Evolution is change in the heritable characteristics of biological populations over successive generations. These characteristics are the expressions of genes, which are passed on from parent to offspring during reproduction. Variation t ...

through a

hybrid Hybrid may refer to: Science * Hybrid (biology), an offspring resulting from cross-breeding ** Hybrid grape, grape varieties produced by cross-breeding two ''Vitis'' species ** Hybridity, the property of a hybrid plant which is a union of two dif ...

between ''Pinus ponderosa subsp. ponderosa'' and ''Pinus ponderosa var. scopulorum'', which may be valid because of seen similarities. The United States Department Of Agriculture (USDA) also recognizes it as a variety. The

IUCN Red List The International Union for Conservation of Nature (IUCN) Red List of Threatened Species, also known as the IUCN Red List or Red Data Book, founded in 1964, is the world's most comprehensive inventory of the global conservation status of biol ...

lists it as a

of ''Pinus ponderosa subsp. ponderosa''.

NatureServe NatureServe, Inc. is a non-profit organization based in Arlington County, Virginia, US, that provides proprietary wildlife conservation-related data, tools, and services to private and government clients, partner organizations, and the public. Nat ...

recognizes it as a true species, but the United States Geographical Survey (USGS) recognizes it as a variety; hence its taxonomic status is unknown, but likely to either be a species, or a variety.''''

Description

On average, trees reach a height of 60 m (196.85 ft), and 100 cm (3.28 ft) DBH. Height differs between individuals though; some being taller and more robust.

Trunk Trunk may refer to: Biology * Trunk (anatomy), synonym for torso * Trunk (botany), a tree's central superstructure * Trunk of corpus callosum, in neuroanatomy * Elephant trunk, the proboscis of an elephant Computing * Trunk (software), in rev ...

is straight and

cylindrical A cylinder (from ) has traditionally been a three-dimensional solid, one of the most basic of curvilinear geometric shapes. In elementary geometry, it is considered a prism with a circle as its base. A cylinder may also be defined as an infini ...

, with a layered,

pyramid A pyramid (from el, πυραμίς ') is a structure whose outer surfaces are triangular and converge to a single step at the top, making the shape roughly a pyramid in the geometric sense. The base of a pyramid can be trilateral, quadrilat ...

crown A crown is a traditional form of head adornment, or hat, worn by monarchs as a symbol of their power and dignity. A crown is often, by extension, a symbol of the monarch's government or items endorsed by it. The word itself is used, partic ...

Bark Bark may refer to: * Bark (botany), an outer layer of a woody plant such as a tree or stick * Bark (sound), a vocalization of some animals (which is commonly the dog) Places * Bark, Germany * Bark, Warmian-Masurian Voivodeship, Poland Arts, ...

can be from a yellow-brown to a red-brown, fissured, with scaly plates.

Branch A branch, sometimes called a ramus in botany, is a woody structural member connected to the central trunk (botany), trunk of a tree (or sometimes a shrub). Large branches are known as boughs and small branches are known as twigs. The term '' ...

es are spreading and ascending, rough textured, with stout

twig A twig is a thin, often short, branch of a tree or bush. The buds on the twig are an important diagnostic characteristic, as are the abscission scars where the leaves have fallen away. The color, texture, and patterning of the twig bark are ...

s that are an orange-grey color. Tree

bud In botany, a bud is an undeveloped or embryonic shoot and normally occurs in the axil of a leaf or at the tip of a stem. Once formed, a bud may remain for some time in a dormant condition, or it may form a shoot immediately. Buds may be spec ...

s are a red-brown color, 1.5-2.0 cm (0.59-0.78 in) long, and not

resin In polymer chemistry and materials science, resin is a solid or highly viscous substance of plant or synthetic origin that is typically convertible into polymers. Resins are usually mixtures of organic compounds. This article focuses on natu ...

ous. Needles or

leaves A leaf (plural, : leaves) is any of the principal appendages of a vascular plant plant stem, stem, usually borne laterally aboveground and specialized for photosynthesis. Leaves are collectively called foliage, as in "autumn foliage", wh ...

are 10–15 cm (3.93-5.90 in) long, grey-green, partially twisted, with 2-3

per

fascicle Fascicle or ''fasciculus'' may refer to: Anatomy and histology * Muscle fascicle, a bundle of skeletal muscle fibers * Nerve fascicle, a bundle of axons (nerve fibers) ** Superior longitudinal fasciculus *** Arcuate fasciculus ** Gracile fas ...

. Pollen cones are red-purple, and 10–20 mm (0.39-0.78 in) long. Seed cones (conifer cones) are

ovoid An oval () is a closed curve in a plane which resembles the outline of an egg. The term is not very specific, but in some areas (projective geometry, technical drawing, etc.) it is given a more precise definition, which may include either one or ...

, 7–10 cm (2.75-3.93 in) long, tan to a pale red-brown color, and

al. Seed cones mature within a span of two years.

Seed A seed is an embryonic plant enclosed in a protective outer covering, along with a food reserve. The formation of the seed is a part of the process of reproduction in seed plants, the spermatophytes, including the gymnosperm and angiospe ...

s are

ellipsoid An ellipsoid is a surface that may be obtained from a sphere by deforming it by means of directional scalings, or more generally, of an affine transformation. An ellipsoid is a quadric surface; that is, a surface that may be defined as the ...

-like, 0.8 cm (0.31 in) long, gray to a brown color, with wings up to 16 cm (6.29 in) long. It can be differentiated from ''

Pinus jeffreyi ''Pinus jeffreyi'', also known as Jeffrey pine, Jeffrey's pine, yellow pine and black pine, is a North American pine tree. It is mainly found in California, but also in the westernmost part of Nevada, southwestern Oregon, and northern Baja Califo ...

'' and ''Pinus ponderosa'' (from which it closely resembles) by its mature seed cones, for they are less prickly than either species. ''Pinus washoensis'' also has shorter needles than ''Pinus ponderosa'' and ''Pinus jeffreyi.'' It is similar in the fact that it produces a

vanilla Vanilla is a spice derived from orchids of the genus ''Vanilla (genus), Vanilla'', primarily obtained from pods of the Mexican species, flat-leaved vanilla (''Vanilla planifolia, V. planifolia''). Pollination is required to make the p ...

odor An odor (American English) or odour (English in the Commonwealth of Nations, Commonwealth English; American and British English spelling differences#-our, -or, see spelling differences) is caused by one or more volatilized chemical compounds ...

only seen in two species: ''Pinus jeffreyi'', and ''Pinus ponderosa'' (''subsp. bethamiana''). The cones are also 7–10 cm (2.75-3.93 in) long, compared to ''Pinus ponderosa'' (''subsp. benthamiana'') which has 7–15 cm (2.75-5.90 in) cones.

Distribution and habitat

''Pinus washoensis'' is

native Native may refer to: People * Jus soli, citizenship by right of birth * Indigenous peoples, peoples with a set of specific rights based on their historical ties to a particular territory ** Native Americans (disambiguation) In arts and entert ...

to a small portion of Washoe County,

, and two other separate locations in northeastern California. Its

range Range may refer to: Geography * Range (geographic), a chain of hills or mountains; a somewhat linear, complex mountainous or hilly area (cordillera, sierra) ** Mountain range, a group of mountains bordered by lowlands * Range, a term used to i ...

is located within dry-

montane Montane ecosystems are found on the slopes of mountains. The alpine climate in these regions strongly affects the ecosystem because temperatures fall as elevation increases, causing the ecosystem to stratify. This stratification is a crucial f ...

forest A forest is an area of land dominated by trees. Hundreds of definitions of forest are used throughout the world, incorporating factors such as tree density, tree height, land use, legal standing, and ecological function. The United Nations' ...

s'''' and mixed-conifer forests at upward

elevation The elevation of a geographic location is its height above or below a fixed reference point, most commonly a reference geoid, a mathematical model of the Earth's sea level as an equipotential gravitational surface (see Geodetic datum § Vert ...

s of 2100–2500 m (6889–8202 ft) in the

Sierra Nevada The Sierra Nevada () is a mountain range in the Western United States, between the Central Valley of California and the Great Basin. The vast majority of the range lies in the state of California, although the Carson Range spur lies primarily ...

.'''' The United States Department Of Agriculture (USDA) and the United States Geographical Survey (USGS) claim that populations in the

Warner Mountains The Warner Mountains are an -long mountain range running north–south through northeastern California and extending into southern Oregon in the United States. The range lies within the northwestern corner of the Basin and Range Province, exte ...

may reach

s of 8,000 ft (2,400 m); most likely being the case. ''Pinus washoensis'' prefers west or south-facing slopes (although this is still partially disputed). The largest population is located in the southern

California California is a U.S. state, state in the Western United States, located along the West Coast of the United States, Pacific Coast. With nearly 39.2million residents across a total area of approximately , it is the List of states and territori ...

. There is a potential population in upper

Hayfork Creek Hayfork Creek is a tributary of the South Fork Trinity River in Northern California in the United States. At over long, it is the river's longest tributary and is one of the southernmost streams in the Klamath Basin. It winds through a generall ...

Trinity Mountains The Trinity Mountains are a subrange of the Klamath Mountains, one of the ranges within the California Coast Ranges and part the greater Pacific Coast Ranges, the coastal mountain system extending from Mexico to Alaska. The Trinity Mountains subran ...

, that has incredibly tall individuals which may be its own distinct

taxon In biology, a taxon (back-formation from ''taxonomy''; plural taxa) is a group of one or more populations of an organism or organisms seen by taxonomists to form a unit. Although neither is required, a taxon is usually known by a particular nam ...

.'''' Populations have been recorded from far southern

Oregon Oregon () is a U.S. state, state in the Pacific Northwest region of the Western United States. The Columbia River delineates much of Oregon's northern boundary with Washington (state), Washington, while the Snake River delineates much of it ...

too, but are limited to an extent. It is seen growing beside ''Pinus ponderosa subsp. ponderosa'', ''Pinus ponderosa subsp. benthamiana'', ''Pinus jeffreyi'', ''

Pinus monticola Western white pine (''Pinus monticola''), also called silver pine and California mountain pine, is a species of pine in the family Pinaceae. It occurs in mountain ranges of northwestern North America. It is the List of U.S. state trees, state tre ...

'', and ''

Pinus contorta ''Pinus contorta'', with the common names lodgepole pine and shore pine, and also known as twisted pine, and contorta pine, is a common tree in western North America. It is common near the ocean shore and in dry montane forests to the subalpine ...

''. ''Pinus washoensis'' also has its own distinct

alliance An alliance is a relationship among people, groups, or states that have joined together for mutual benefit or to achieve some common purpose, whether or not explicit agreement has been worked out among them. Members of an alliance are called ...

with ''Pinus jefferyi'', being the Jeffrey Pine - Washoe Pine Mixed Conifer Woodland Alliance, that is limited due to the Washoe pine's small range. It includes the following species: ''

Calocedrus decurrens ''Calocedrus decurrens'', with the common names incense cedar and California incense-cedar (syn. ''Libocedrus decurrens'' Torr.), is a species of coniferous tree native to western North America. It is the most widely known species in the genus, ...

Chrysolepis chrysophylla ''Chrysolepis chrysophylla'' is a species of flowering shrub or tree in the beech family known by the common names golden chinquapin, giant chinquapin, and western chinquapin. It is native to the Pacific coast of the United States.McMurray, Nanc ...

Pseudotsuga menziesii The Douglas fir (''Pseudotsuga menziesii'') 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 va ...

Pinus monophylla ''Pinus monophylla'', the single-leaf pinyon, (alternatively spelled piñon) is a pine in the pinyon pine group, native to North America. The range is in southernmost Idaho, western Utah, Arizona, southwest New Mexico, Nevada, eastern and souther ...

Abies magnifica ''Abies magnifica'', the red fir or silvertip fir, is a western North American fir, native to the mountains of southwest Oregon and California in the United States. It is a high-elevation tree, typically occurring at elevation, though only rare ...

'', '' Abies concolor subsp. lowiana'', ''

Arbutus menziesii ''Arbutus menziesii'' or Pacific madrone (commonly madrone or madrona in the United States and arbutus in Canada), is a species of broadleaf evergreen tree in the family Ericaceae, native to the western coastal areas of North America, from Bri ...

Quercus kelloggii ''Quercus kelloggii'', the California black oak, also known as Kellogg oak, is an oak in the red oak section (genus ''Quercus'', section ''Lobatae'', series ''Agrifoliae''), native to western North America. Although genetically separated from the ...

Quercus chrysolepis ''Quercus chrysolepis'', commonly termed canyon live oak, canyon oak, golden cup oak or maul oak, is a North American species of evergreen oak that is found in Mexico and in the western United States, notably in the California Coast Ranges. This ...

Quercus wislizeni ''Quercus wislizeni'', known by the common name interior live oak, is an evergreen oak, highly variable and often shrubby, found in many areas of California in the United States continuing south into northern Baja California in Mexico. It general ...

,'' ''

Chamaecyparis lawsoniana ''Chamaecyparis lawsoniana'', known as Port Orford cedar or Lawson cypress, is a species of conifer in the genus ''Chamaecyparis'', family Cupressaceae. It is native to Oregon and northwestern California, and grows from sea level up to in the v ...

,'' '' Artemisia tridentata subsp. vaseyana,

Arctostaphylos nevadensis ''Arctostaphylos nevadensis'', with the common name pinemat manzanita, is a species of manzanita. Distribution ''Arctostaphylos nevadensis'' is native to western North America from Washington to California, where it grows in the coniferous for ...

Arctostaphylos patula ''Arctostaphylos patula'' is a species of manzanita known by the common name greenleaf manzanita. This manzanita is native to western North America where it grows in coniferous forests at moderate to high elevations. Distribution The distributi ...

Arctostaphylos canescens ''Arctostaphylos canescens'', common name hoary manzanita, is a species of manzanita. Distribution ''Arctostaphylos canescens'' is native to the coastal mountain ranges of southwestern Oregon and northern California, where it grows in forest and ...

Ceanothus pumilus ''Ceanothus pumilus'' is a species of shrub in the family Rhamnaceae known by the common names dwarf ceanothus and Siskiyou mat. Range and Habitat ''Ceanothus pumilus'' is native to the mountains of southern Oregon and northern California, wh ...

Ceanothus cuneatus ''Ceanothus cuneatus'' is a species of flowering shrub known by the common names buckbrush and wedgeleaf ceanothus. Distribution This ''Ceanothus'' is native to Oregon, California, and northern Baja California, where it can be found in a number ...

Ceanothus cordulatus ''Ceanothus cordulatus'' is a species of shrub in the family Rhamnaceae known by the common names mountain whitethorn and whitethorn ceanothus. It is native to California and adjacent sections of Oregon, Nevada, and Baja California, where it gr ...

Ceanothus velutinus ''Ceanothus velutinus'', with the common names snowbrush ceanothus, red root, and tobacco brush, is a species of shrub in the family Rhamnaceae. It is native to western North America from British Columbia to California to Colorado, where it gro ...

Cercocarpus ledifolius ''Cercocarpus ledifolius'' is a North American species of mountain mahogany known by the common name curl-leaf mountain mahogany. It is widespread across much of the Western United States as well as Baja California in Mexico. It can be found at ...

Chrysolepis sempervirens ''Chrysolepis'' is a small genus of plants in the family Fagaceae, endemic to the western United States. Its two species have the common name chinquapin. The genus occurs from western Washington south to the Transverse Ranges in Southern Califor ...

, Ericameria ophitidis,

Purshia tridentata ''Purshia tridentata'', with the common name bitterbrush, is a shrub in the genus '' Purshia'' of the family Rosaceae. It is native to mountainous areas of western North America. Common names include antelope bitterbrush, antelope bush, buc ...

Quercus vacciniifolia ''Quercus vacciniifolia'' (sometimes spelled ''Q. vaccinifolia''), the huckleberry oak, is a member of the ''Protobalanus'' section of genus ''Quercus''. It has evergreen foliage, short styles, very bitter acorns that mature in 18 months, and ...

Rhus trilobata ''Rhus trilobata'' is a shrub in the sumac genus (''Rhus'') with the common names skunkbush sumac, sourberry, skunkbush, and three-leaf sumac. It is native to the western half of Canada and the Western United States, from the Great Plains to Ca ...

'', and ''

Symphoricarpos longiflorus ''Symphoricarpos longiflorus'' is a species of flowering plant in the honeysuckle family known by the common names desert snowberry and fragrant snowberry. It is native to the western United States from the Great Basin to western Texas, as well a ...

''.

Conservation

''Pinus washoensis'' is currently listed as " Vulnerable" or " G3" by

, for its small range makes the species susceptible to

deforestation Deforestation or forest clearance is the removal of a forest or stand of trees from land that is then converted to non-forest use. Deforestation can involve conversion of forest land to farms, ranches, or urban use. The most concentrated d ...

logging Logging is the process of cutting, processing, and moving trees to a location for transport. It may include skidding, on-site processing, and loading of trees or logs onto trucks or skeleton cars. Logging is the beginning of a supply chain ...

, and

wildfire A wildfire, forest fire, bushfire, wildland fire or rural fire is an unplanned, uncontrolled and unpredictable fire in an area of Combustibility and flammability, combustible vegetation. Depending on the type of vegetation present, a wildfire ...

s. The

does not recognize it as a distinct species, instead listing it as a

of ''Pinus ponderosa subsp. ponderosa''.

Uses

''Pinus washoensis'' is commonly used in

watershed management Watershed management is the study of the relevant characteristics of a watershed aimed at the sustainable distribution of its resources and the process of creating and implementing plans, programs and projects to sustain and enhance watershed fun ...

to prevent

erosion Erosion is the action of surface processes (such as water flow or wind) that removes soil, rock, or dissolved material from one location on the Earth's crust, and then transports it to another location where it is deposited. Erosion is distin ...

. The

bark Bark may refer to: * Bark (botany), an outer layer of a woody plant such as a tree or stick * Bark (sound), a vocalization of some animals (which is commonly the dog) Places * Bark, Germany * Bark, Warmian-Masurian Voivodeship, Poland Arts, ...

edible An edible item is any item that is safe for humans to eat. "Edible" is differentiated from "eatable" because it does not indicate how an item tastes, only whether it is fit to be eaten. Nonpoisonous items found in nature – such as some mushroo ...

(can be eaten), and male cones can be

boiled Boiling is the rapid vaporization of a liquid, which occurs when a liquid is heated to its boiling point, the temperature at which the vapour pressure of the liquid is equal to the pressure exerted on the liquid by the surrounding atmosphere. Ther ...

roasted Roasting is a cooking method that uses dry heat where hot air covers the food, cooking it evenly on all sides with temperatures of at least from an open flame, oven, or other heat source. Roasting can enhance the flavor through caramelization ...

Resin In polymer chemistry and materials science, resin is a solid or highly viscous substance of plant or synthetic origin that is typically convertible into polymers. Resins are usually mixtures of organic compounds. This article focuses on natu ...

can be collected and used to

waterproof Waterproofing is the process of making an object or structure waterproof or water-resistant so that it remains relatively unaffected by water or resisting the ingress of water under specified conditions. Such items may be used in wet environme ...

objects or be used as a

sealant Sealant is a substance used to block the passage of fluids through openings in materials, a type of mechanical seal. In building construction ''sealant'' is sometimes synonymous with ''caulking'' and also serve the purposes of blocking dust, s ...

Turpentine Turpentine (which is also called spirit of turpentine, oil of turpentine, terebenthene, terebinthine and (colloquially) turps) is a fluid obtained by the distillation of resin harvested from living trees, mainly pines. Mainly used as a special ...

can be

distilled Distillation, or classical distillation, is the process of separating the components or substances from a liquid mixture by using selective boiling and condensation, usually inside an apparatus known as a still. Dry distillation is the heating ...

from the

, and can be used to treat

disease A disease is a particular abnormal condition that negatively affects the structure or function of all or part of an organism, and that is not immediately due to any external injury. Diseases are often known to be medical conditions that a ...

s. In the late 1800s it was used to treat

tuberculosis Tuberculosis (TB) is an infectious disease usually caused by '' Mycobacterium tuberculosis'' (MTB) bacteria. Tuberculosis generally affects the lungs, but it can also affect other parts of the body. Most infections show no symptoms, in ...

by locals. It may also be used for

furniture Furniture refers to movable objects intended to support various human activities such as seating (e.g., stools, chairs, and sofas), eating (tables), storing items, eating and/or working with an item, and sleeping (e.g., beds and hammocks). Fu ...

making, a starter for

fire Fire is the rapid oxidation of a material (the fuel) in the exothermic chemical process of combustion, releasing heat, light, and various reaction Product (chemistry), products. At a certain point in the combustion reaction, called the ignition ...

s, and as an

ornamental tree Ornamental plants or garden plants are plants that are primarily grown for their beauty but also for qualities such as scent or how they shape physical space. Many flowering plants and garden varieties tend to be specially bred cultivars that i ...

Recorded specimens

The tallest

specimen Specimen may refer to: Science and technology * Sample (material), a limited quantity of something which is intended to be similar to and represent a larger amount * Biological specimen or biospecimen, an organic specimen held by a biorepository ...

was recorded to be 50.6 m (166.01 ft) tall, and 160 cm (5.24 ft) DBH. One specimen (the oldest recorded), is over 300 years old and is currently standing up upon Mt. Rose in Washoe County,

References

External links

Gynosperm Database: ''Pinus washoensis''

Fire Effects Information Systsem (USDA and USGS - 2018): ''Pinus ponderosa var. washoensis'', Washoe pine
{{Taxonbar, from1=Q19847663, from2=Q32370161 washoensis Flora of California Flora of Nevada Flora of Oregon Flora of the Sierra Nevada (United States) Trees of Northern America Washoe County, Nevada Washoe people