Search Results 1 to 30 for "Oregon" (3986 Total)
Credit: U.S. Geological Survey | Digital representation of "Atlas of United States Trees" by Elbert L. Little, Jr. [1] | License: PD USGS
Pacific Silver Fir (Abies amabilis)
Credit: Chris Schnepf, University of Idaho, United States | This image is at Forestry Images, a source for forest health, natural resources and silviculture images operated by The Bugwood Network at the University of Georgia and the USDA Forest Service. | License: CC-BY-SA-2.5
Grand Fir (Abies grandis)
White Sand Verbena (Abronia mellifera)
Sand Verbena (Abronia)
Shasta Red Fir (Abies shastensis)
Velvetleaf (Abutilon theophrasti)
Transmontane Sand Verbena (Abronia turbinata)
Pink Sand Verbena (Abronia umbellata)
Indian Mallow (Abutilon)
Acaena (Acaena)
Credit: Forest & Kim Sta... | Plants of Hawaii, Image 050517-1549 from http://www.hear.org/... | License: CC-BY-3.0
Paraguayan Starbur (Acanthospermum australe)
Shortbristled Needlegrass (Achnatherum brachychaetum)
Chilean Ricegrass (Achnatherum caudatum)
Deer's Foot (Achlys californica)
Columbian Monkshood (Aconitum columbianum)
Tall Bugbane (Actaea elata)
Maple (Acer)
Rocky Mountain Maple (Acer glabrum)
Credit: Hitchcock, A.S. (rev. A. Chase). 1950. Manual of the grasses of the United States. USDA Misc. Publ. No. 200. Washington, DC. 1950. | USDA | License: PD USDA
Henderson's Needlegrass (Achnatherum hendersonii)
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