Index / States / Oregon / Polk
§1County listing — Oregon
Polk County
Oregon
- FIPS
- 41053
- Taxa recorded
- 971
- State
- Oregon
Filter
Showing 1–50 of 683 (native).
-
Abies amabilis (Douglas ex Loudon) Douglas ex Forbes Native ABAMPacific silver fir · Pinaceae -
Abies grandis (Douglas ex D. Don) Lindl. Native ABGRgrand fir · Pinaceae -
Abies procera Rehder Native ABPRnoble fir · Pinaceae -
Acer circinatum Pursh Native ACCIvine maple · Aceraceae -
Acer glabrum Torr. Native ACGLRocky Mountain maple · Aceraceae - Acer glabrum Torr. var. douglasii (Hook.) Dippel Native ACGLD4Douglas maple · Aceraceae
-
Acer macrophyllum Pursh Native ACMA3bigleaf maple · Aceraceae -
Achlys triphylla (Sm.) DC. Native ACTRsweet after death · Berberidaceae -
Achnatherum lemmonii (Vasey) Barkworth Native ACLE8Lemmon's needlegrass · Poaceae - Achnatherum lemmonii (Vasey) Barkworth var. lemmonii Native ACLELLemmon's needlegrass · Poaceae
-
Actaea elata (Nutt.) Prantl Native ACEL4tall bugbane · Ranunculaceae -
Actaea rubra (Aiton) Willd. Native ACRU2red baneberry · Ranunculaceae - Actaea rubra (Aiton) Willd. ssp. arguta (Nutt.) Hultén Native ACRUA8red baneberry · Ranunculaceae
-
Adenocaulon bicolor Hook. Native ADBIAmerican trailplant · Asteraceae -
Adiantum aleuticum (Rupr.) Paris Native ADALAleutian maidenhair · Pteridaceae -
Agrostis exarata Trin. Native AGEXspike bentgrass · Poaceae -
Agrostis hallii Vasey Native AGHA2Hall's bentgrass · Poaceae -
Agrostis microphylla Steud. Native AGMI3small-leaf bentgrass · Poaceae -
Alisma triviale Pursh Native ALTR7northern water plantain · Alismataceae -
Allium acuminatum Hook. Native ALAC4tapertip onion · Liliaceae -
Allium amplectens Hook. Native ALAM2narrowleaf onion · Liliaceae -
Allium unifolium Kellogg Native ALUNoneleaf onion · Liliaceae -
Alnus rubra Bong. Native ALRU2red alder · Betulaceae -
Alopecurus aequalis Sobol. Native ALAEshortawn foxtail · Poaceae - Alopecurus aequalis Sobol. var. aequalis Native ALAEAshortawn foxtail · Poaceae
-
Amaranthus californicus (Moq.) S. Watson Native AMCACalifornia amaranth · Amaranthaceae -
Amaranthus powellii S. Watson Native AMPO2Powell's amaranth · Amaranthaceae -
Amaranthus retroflexus L. Native AMREredroot amaranth · Amaranthaceae -
Ambrosia trifida L. Native AMTRgreat ragweed · Asteraceae - Ambrosia trifida L. var. trifida Native AMTRT2great ragweed · Asteraceae
-
Amelanchier alnifolia (Nutt.) Nutt. ex M. Roem. Native AMAL2Saskatoon serviceberry · Rosaceae - Amelanchier alnifolia (Nutt.) Nutt. ex M. Roem. var. semiintegrifolia (Hook.) C.L. Hitchc. Native AMALSSaskatoon serviceberry · Rosaceae
-
Amsinckia menziesii (Lehm.) A. Nelson & J.F. Macbr. Native AMMEMenzies' fiddleneck · Boraginaceae - Amsinckia menziesii (Lehm.) A. Nelson & J.F. Macbr. var. intermedia (Fisch. & C.A. Mey.) Ganders Native AMMEI2common fiddleneck · Boraginaceae
-
Anagallis minima (L.) Krause Native ANMI4chaffweed · Primulaceae -
Anaphalis margaritacea (L.) Benth. Native ANMAwestern pearly everlasting · Asteraceae -
Anemone deltoidea Hook. Native ANDE3Columbian windflower · Ranunculaceae -
Anemone lyallii Britton Native ANLYLittle Mountain thimbleweed · Ranunculaceae -
Anemone oregana A. Gray Native ANORblue windflower · Ranunculaceae - Anemone oregana A. Gray var. oregana Native ANOROblue windflower · Ranunculaceae
-
Apocynum androsaemifolium L. Native APAN2spreading dogbane · Apocynaceae -
Apocynum cannabinum L. Native APCAIndianhemp · Apocynaceae -
Aquilegia formosa Fisch. ex DC. Native AQFOwestern columbine · Ranunculaceae -
Arabis ×divaricarpa A. Nelson (pro sp.) [drummondii × holboellii] Native ARDI2spreadingpod rockcress · Brassicaceae -
Arbutus menziesii Pursh Native ARMEPacific madrone · Ericaceae -
Arceuthobium douglasii Engelm. Native ARDODouglas-fir dwarf mistletoe · Viscaceae - Arnica amplexicaulis Nutt. Native ARAM2clasping arnica · Asteraceae
-
Artemisia douglasiana Besser Native ARDO3Douglas' sagewort · Asteraceae -
Aruncus dioicus (Walter) Fernald var. acuminatus (Rydb.) Rydb. ex H. Hara Native ARDIAbride's feathers · Rosaceae -
Asarum caudatum Lindl. Native ASCA2British Columbia wildginger · Aristolochiaceae