The PLANTS Database includes the following 5 subspecies of Pinus ponderosa Lawson & C. Lawson Click below on a thumbnail map or name for subspecies profiles. Native

Please consult the PLANTS Web site and your State Department of Natural Resources for this plant’s current status (e.g. threatened or endangered species, state noxious status, and …

Historically, many of these woodlands and savannas lacked the shrub component as a result of 3- to 7-year fire-return intervals. Pinus ponderosa var. ponderosa woodlands, savannas and …

Habitat: Mostly dry areas in open forests at low to middle elevations. Cones: May-June. Origin: Native. Growth Duration: Perennial. Conservation Status: Not of concern. Pollination: Wind. …

Forest Tree Genetic Conservation Status Report 1: In situ conservation status of all indigenous BC species. Centre for Forest Conservation Genetics, Forest Genetics Council of BC, and BC …

Dec 1, 1990 · Ponderosa pine (Pinus ponderosa), also called western yellow pine, is one of the most widely distributed pines in western North America. A major source of timber, ponderosa …

Pinus ponderosa P.& C. Lawson (TSN 183365) Taxonomic Comments: FNA (vol. 2, 1993) here includes Pinus arizonica (= P. ponderosa var. arizonica ) as a variety of P. ponderosa .

Jun 19, 2013 · Pinus ponderosa / Pseudoroegneria spicata - Festuca campestris: English Name: ponderosa pine / bluebunch wheatgrass - rough fescue Provincial Status Summary Status: S2 …

Mar 19, 2016 · Please visit the website Conservation Status Ranks for information on how the CDC determines conservation status ranks. For global conservation status reports and ranks, …

The Pinus ponderosa-Calocedrus decurrens alliance has an important component of C. decurrens and is mostly a cismontane alliance. Stands of the Pinus ponderosa-Calocedrus decurrens …

Nov 29, 2016 · Ponderosa pine is a species of lean and erect coniferous trees distributed in the western US and Canada. It is one of the most abundant conifer species in America and is …

Jun 17, 1993 · Pinus ponderosa - Populus trichocarpa / Toxicodendron rydbergii: English Name: ponderosa pine - black cottonwood / poison ivy Provincial Status Summary Status: S1 Date …

Cost / effectiveness analysis of ponderosa pine ecosystem restoration in Flagstaff Arizona's wildland-urban interface; Projected economic impacts of a 16-Inch tree cutting cap for …

Ponderosa pine (Pinus ponderosa Douglas ex P. Lawson & Lawson) forest ecosystems in northern Arizona have under-gone dramatic physiognomic changes over the past 120 years …

Pinus ponderosa grows in various erect forms from British Columbia southward and eastward through 16 western U.S. states and has been introduced in temperate regions of Europe and …

The vegetation is characterized by an open to moderately dense evergreen, needle-leaved tree canopy to 10-30 m tall that is dominated or codominated by Pinus ponderosa. Associated tree …

Please visit the website Conservation Status Ranks for definitions of the data fields used in this summary report. Suggested Citation: B.C. Conservation Data Centre. Ecological Community …

species already managed by the Department of Conservation (DOC). Candidate species were then assessed to see if they were fully naturalised and whether they have more than minor …

Ponderosa forest near Forest Lakes, Arizona Ponderosa forest near Mormon Lake, Arizona. Ponderosa pine forest is a plant association and plant community dominated by ponderosa …

1 day ago · The global proliferation of Pinus species poses significant threats to biodiversity, ecosystem functioning, and environmental stability. Pinus roxburghii, in particular, has …