Cass County

Showing 1–50 of 490.

• 
  Acer rubrum L. Native ACRU

  red maple · Aceraceae
• 
  Achillea millefolium L. Both ACMI2

  common yarrow · Asteraceae
• 
  Aesculus pavia L. Native AEPA

  red buckeye · Hippocastanaceae
• 
  Aesculus pavia L. var. pavia Native AEPAP

  red buckeye · Hippocastanaceae
• 
  Agalinis fasciculata (Elliott) Raf. Native AGFA2

  beach false foxglove · Scrophulariaceae
• 
  Agalinis homalantha Pennell Native AGHO4

  San Antonio false foxglove · Scrophulariaceae
• 
  Agrimonia rostellata Wallr. Native AGRO3

  beaked agrimony · Rosaceae
• 
  Agrostis stolonifera L. Introduced AGST2

  creeping bentgrass · Poaceae
• 
  Aira caryophyllea L. Introduced AICA

  silver hairgrass · Poaceae
• 
  Aira caryophyllea L. var. caryophyllea Introduced AICAC2

  silver hairgrass · Poaceae
• 
  Allium canadense L. Native ALCA3

  meadow garlic · Liliaceae
• 
  Allium canadense L. var. canadense Native ALCAC

  meadow garlic · Liliaceae
• 
  Alnus serrulata (Aiton) Willd. Native ALSE2

  hazel alder · Betulaceae
• 
  Alophia drummondii (Graham) R.C. Foster Native ALDR2

  propeller flower · Iridaceae
• 
  Amaranthus hybridus L. Native AMHY

  slim amaranth · Amaranthaceae
• 
  Ambrosia artemisiifolia L. Both AMAR2

  annual ragweed · Asteraceae
• 
  Ammannia coccinea Rottb. Native AMCO

  valley redstem · Lythraceae
• 
  Amorpha paniculata Torr. & A. Gray Native AMPA4

  panicled false indigo · Fabaceae
• 
  Amphicarpaea bracteata (L.) Fernald Native AMBR2

  American hogpeanut · Fabaceae
• 
  Antennaria parlinii Fernald Native ANPA9

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

  Parlin's pussytoes · Asteraceae
• 
  Apios americana Medik. Native APAM

  groundnut · Fabaceae
• 
  Apocynum cannabinum L. Native APCA

  Indianhemp · Apocynaceae
• 
  Aralia spinosa L. Native ARSP2

  devil's walkingstick · Araliaceae
• 
  Arisaema dracontium (L.) Schott Native ARDR3

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

  Jack in the pulpit · Araceae
• 
  Aristida lanosa Muhl. ex Elliott Native ARLA6

  woollysheath threeawn · Poaceae
• 
  Aristida oligantha Michx. Native AROL

  prairie threeawn · Poaceae
• 
  Arthraxon hispidus (Thunb.) Makino Introduced ARHI3

  small carpetgrass · Poaceae
• 
  Asclepias amplexicaulis Sm. Native ASAM

  clasping milkweed · Asclepiadaceae
• 
  Asclepias tuberosa L. Native ASTU

  butterfly milkweed · Asclepiadaceae
• 
  Asclepias tuberosa L. ssp. interior Woodson Native ASTUI

  butterfly milkweed · Asclepiadaceae
• 
  Asclepias viridiflora Raf. Native ASVI

  green comet milkweed · Asclepiadaceae
• 
  Asparagus officinalis L. Introduced ASOF

  garden asparagus · Liliaceae
• 
  Asplenium platyneuron (L.) Britton, Sterns & Poggenb. Native ASPL

  ebony spleenwort · Aspleniaceae
• 
  Astragalus distortus Torr. & A. Gray Native ASDI4

  Ozark milkvetch · Fabaceae
• 
  Astragalus distortus Torr. & A. Gray var. engelmannii (Sheldon) M.E. Jones Native ASDIE

  Englemann's milkvetch · Fabaceae
• 
  Astragalus leptocarpus Torr. & A. Gray Native ASLE10

  rare loco milkvetch · Fabaceae
• 
  Astragalus soxmaniorum Lundell Native ASSO5

  Soxman's milkvetch · Fabaceae
• 
  Athyrium filix-femina (L.) Roth Native ATFI

  common ladyfern · Dryopteridaceae
• 
  Athyrium filix-femina (L.) Roth ssp. asplenioides (Michx.) Hultén Native ATFIA2

  asplenium ladyfern · Dryopteridaceae
• 
  Axonopus furcatus (Flueggé) Hitchc. Native AXFU

  big carpetgrass · Poaceae
• 
  Baptisia nuttalliana Small Native BANU2

  Nuttall's wild indigo · Fabaceae
• 
  Berlandiera pumila (Michx.) Nutt. Native BEPU2

  soft greeneyes · Asteraceae
• 
  Berlandiera pumila (Michx.) Nutt. var. pumila Native BEPUP3

  soft greeneyes · Asteraceae
• 
  Betula nigra L. Native BENI

  river birch · Betulaceae
• 
  Bidens aristosa (Michx.) Britton Native BIAR

  bearded beggarticks · Asteraceae
• 
  Bidens bipinnata L. Native BIBI7

  Spanish needles · Asteraceae
• 
  Bidens frondosa L. Native BIFR

  devil's beggartick · Asteraceae
• 
  Boehmeria cylindrica (L.) Sw. Native BOCY

  smallspike false nettle · Urticaceae