Riley County

Showing 51–100 of 1,056.

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  Amorpha fruticosa L. Native AMFR

  false indigo bush · Fabaceae
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  Amorpha nana Nutt. Native AMNA

  dwarf false indigo · Fabaceae
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  Ampelopsis cordata Michx. Native AMCO2

  heartleaf peppervine · Vitaceae
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  Amphiachyris dracunculoides (DC.) Nutt. Native AMDR

  prairie broomweed · Asteraceae
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  Amphicarpaea bracteata (L.) Fernald Native AMBR2

  American hogpeanut · Fabaceae
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  Anagallis arvensis L. Introduced ANAR

  scarlet pimpernel · Primulaceae
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  Anagallis arvensis L. ssp. arvensis Introduced ANARA7

  scarlet pimpernel · Primulaceae
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  Andropogon gerardii Vitman Native ANGE

  big bluestem · Poaceae
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  Androsace occidentalis Pursh Native ANOC2

  western rockjasmine · Primulaceae
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  Anemone canadensis L. Native ANCA8

  Canadian anemone · Ranunculaceae
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  Anemone caroliniana Walter Native ANCA9

  Carolina anemone · Ranunculaceae
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  Anemone cylindrica A. Gray Native ANCY

  candle anemone · Ranunculaceae
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  Anemone virginiana L. Native ANVI3

  tall thimbleweed · Ranunculaceae
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  Anemone virginiana L. var. virginiana Native ANVIV2

  tall thimbleweed · Ranunculaceae
• ⚘
  Antennaria neglecta Greene Native ANNE

  field pussytoes · Asteraceae
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  Antennaria parlinii Fernald Native ANPA9

  Parlin's pussytoes · Asteraceae
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  Antennaria parlinii Fernald ssp. fallax (Greene) Bayer & Stebbins Native ANPAF

  Parlin's pussytoes · Asteraceae
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  Anthemis cotula L. Introduced ANCO2

  stinking chamomile · Asteraceae
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  Apios americana Medik. Native APAM

  groundnut · Fabaceae
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  Apocynum cannabinum L. Native APCA

  Indianhemp · Apocynaceae
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  Aquilegia canadensis L. Native AQCA

  red columbine · Ranunculaceae
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  Arabis canadensis L. Native ARCA

  sicklepod · Brassicaceae
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  Arabis hirsuta (L.) Scop. Native ARHI

  hairy rockcress · Brassicaceae
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  Arabis hirsuta (L.) Scop. var. pycnocarpa (M. Hopkins) Rollins Native ARHIP

  creamflower rockcress · Brassicaceae
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  Arabis shortii (Fernald) Gleason Native ARSH2

  Short's rockcress · Brassicaceae
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  Arctium minus Bernh. Introduced ARMI2

  lesser burdock · Asteraceae
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  Arenaria serpyllifolia L. Introduced ARSE2

  thymeleaf sandwort · Caryophyllaceae
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  Argemone polyanthemos (Fedde) G.B. Ownbey Native ARPO2

  crested pricklypoppy · Papaveraceae
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  Argyrochosma dealbata (Pursh) Windham Native ARDE5

  powdery false cloak fern · Pteridaceae
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  Arisaema dracontium (L.) Schott Native ARDR3

  green dragon · Araceae
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  Arisaema triphyllum (L.) Schott Native ARTR

  Jack in the pulpit · Araceae
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  Arisaema triphyllum (L.) Schott ssp. triphyllum Native ARTRT3

  Jack in the pulpit · Araceae
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  Aristida basiramea Engelm. ex Vasey Native ARBA2

  forked threeawn · Poaceae
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  Aristida dichotoma Michx. Native ARDI4

  churchmouse threeawn · Poaceae
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  Aristida dichotoma Michx. var. dichotoma Native ARDID

  churchmouse threeawn · Poaceae
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  Aristida oligantha Michx. Native AROL

  prairie threeawn · Poaceae
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  Aristida purpurascens Poir. Native ARPU8

  arrowfeather threeawn · Poaceae
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  Aristida purpurascens Poir. var. purpurascens Native ARPUP4

  arrowfeather threeawn · Poaceae
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  Aristida purpurea Nutt. Native ARPU9

  purple threeawn · Poaceae
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  Aristida purpurea Nutt. var. longiseta (Steud.) Vasey Native ARPUL

  Fendler threeawn · Poaceae
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  Armoracia rusticana G. Gaertn., B. Mey. & Scherb. Introduced ARRU4

  horseradish · Brassicaceae
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  Arnoglossum atriplicifolium (L.) H. Rob. Native ARAT

  pale Indian plantain · Asteraceae
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  Arnoglossum plantagineum Raf. Native ARPL4

  groovestem Indian plantain · Asteraceae
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  Artemisia biennis Willd. Both ARBI2

  biennial wormwood · Asteraceae
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  Artemisia biennis Willd. var. biennis Introduced ARBIB

  biennial wormwood · Asteraceae
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  Artemisia dracunculus L. Native ARDR4

  tarragon · Asteraceae
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  Artemisia ludoviciana Nutt. Both ARLU

  white sagebrush · Asteraceae
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  Artemisia ludoviciana Nutt. ssp. ludoviciana Native ARLUL2

  white sagebrush · Asteraceae
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  Artemisia ludoviciana Nutt. ssp. mexicana (Willd. ex Spreng.) D.D. Keck Native ARLUM2

  white sagebrush · Asteraceae
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  Asclepias amplexicaulis Sm. Native ASAM

  clasping milkweed · Asclepiadaceae