Index / States / Wyoming / Niobrara
§1County listing — Wyoming
Niobrara County
Wyoming
- FIPS
- 56027
- Taxa recorded
- 618
- State
- Wyoming
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Showing 1–50 of 618.
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Abronia fragrans Nutt. ex Hook. Native ABFR2snowball sand verbena · Nyctaginaceae -
Acer negundo L. Native ACNE2boxelder · Aceraceae - Acer negundo L. var. interius (Britton) Sarg. Native ACNEI2boxelder · Aceraceae
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Achillea millefolium L. Both ACMI2common yarrow · Asteraceae - Achillea millefolium L. var. occidentalis DC. Native ACMIOwestern yarrow · Asteraceae
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Achnatherum hymenoides (Roem. & Schult.) Barkworth Native ACHYIndian ricegrass · Poaceae -
Aconitum columbianum Nutt. Native ACCO4Columbian monkshood · Ranunculaceae - Aconitum columbianum Nutt. ssp. columbianum Native ACCOC3Columbian monkshood · Ranunculaceae
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Acroptilon repens (L.) DC. Introduced ACRE3hardheads · Asteraceae -
Agoseris glauca (Pursh) Raf. Native AGGLpale agoseris · Asteraceae - Agoseris glauca (Pursh) Raf. var. laciniata (D.C. Eaton) Smiley Native AGGLLfalse agoseris · Asteraceae
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Agropyron cristatum (L.) Gaertn. Introduced AGCRcrested wheatgrass · Poaceae - Agropyron cristatum (L.) Gaertn. ssp. pectinatum (M. Bieb.) Tzvelev Introduced AGCRP8crested wheatgrass · Poaceae
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Agropyron desertorum (Fisch. ex Link) Schult. Introduced AGDE2desert wheatgrass · Poaceae -
Agrostemma githago L. Introduced AGGIcommon corncockle · Caryophyllaceae -
Agrostis exarata Trin. Native AGEXspike bentgrass · Poaceae -
Agrostis scabra Willd. Native AGSC5rough bentgrass · Poaceae -
Agrostis stolonifera L. Introduced AGST2creeping bentgrass · Poaceae -
Allium textile A. Nelson & J.F. Macbr. Native ALTEtextile onion · Liliaceae -
Alopecurus carolinianus Walter Native ALCA4Carolina foxtail · Poaceae -
Alyssum alyssoides (L.) L. Introduced ALAL3pale madwort · Brassicaceae -
Alyssum desertorum Stapf Introduced ALDEdesert madwort · Brassicaceae - Alyssum desertorum Stapf var. desertorum Introduced ALDEDdesert madwort · Brassicaceae
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Amaranthus albus L. Introduced AMALprostrate pigweed · Amaranthaceae -
Amaranthus blitoides S. Watson Introduced AMBLmat amaranth · Amaranthaceae -
Amaranthus powellii S. Watson Native AMPO2Powell's amaranth · Amaranthaceae - Amaranthus powellii S. Watson ssp. powellii Native AMPOPPowell's amaranth · Amaranthaceae
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Ambrosia psilostachya DC. Native AMPSCuman ragweed · Asteraceae -
Amelanchier alnifolia (Nutt.) Nutt. ex M. Roem. Native AMAL2Saskatoon serviceberry · Rosaceae -
Anaphalis margaritacea (L.) Benth. Native ANMAwestern pearly everlasting · Asteraceae -
Andropogon hallii Hack. Native ANHAsand bluestem · Poaceae -
Antennaria anaphaloides Rydb. Native ANAN2pearly pussytoes · Asteraceae -
Antennaria dimorpha (Nutt.) Torr. & A. Gray Native ANDI2low pussytoes · Asteraceae -
Antennaria microphylla Rydb. Native ANMI3littleleaf pussytoes · Asteraceae - Antennaria parvifolia Nutt. Native ANPA4small-leaf pussytoes · Asteraceae
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Antennaria rosea Greene Native ANRO2rosy pussytoes · Asteraceae -
Arabis hirsuta (L.) Scop. Native ARHIhairy rockcress · Brassicaceae - Arabis hirsuta (L.) Scop. var. pycnocarpa (M. Hopkins) Rollins Native ARHIPcreamflower rockcress · Brassicaceae
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Arabis holboellii Hornem. Native ARHO2Holboell's rockcress · Brassicaceae - Arabis holboellii Hornem. var. collinsii (Fernald) Rollins Native ARHOCCollins' rockcress · Brassicaceae
- Arabis holboellii Hornem. var. pinetorum (Tidestr.) Rollins Native ARHOP3Holboell's rockcress · Brassicaceae
- Arabis holboellii Hornem. var. retrofracta (Graham) Rydb. Native ARHORsecond rockcress · Brassicaceae
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Arabis ×divaricarpa A. Nelson (pro sp.) [drummondii × holboellii] Native ARDI2spreadingpod rockcress · Brassicaceae -
Arctium minus Bernh. Introduced ARMI2lesser burdock · Asteraceae -
Arenaria hookeri Nutt. Native ARHO4Hooker's sandwort · Caryophyllaceae - Arenaria hookeri Nutt. ssp. hookeri Native ARHOH3Hooker's sandwort · Caryophyllaceae
- Arenaria hookeri Nutt. ssp. pinetorum (A. Nelson) W.A. Weber Native ARHOPHooker's sandwort · Caryophyllaceae
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Argemone polyanthemos (Fedde) G.B. Ownbey Native ARPO2crested pricklypoppy · Papaveraceae -
Aristida purpurea Nutt. Native ARPU9purple threeawn · Poaceae - Aristida purpurea Nutt. var. fendleriana (Steud.) Vasey Native ARPUFFendler's threeawn · Poaceae