Archer County

Showing 1–50 of 212.

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  Achillea millefolium L. Both ACMI2

  common yarrow · Asteraceae
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  Allium canadense L. Native ALCA3

  meadow garlic · Liliaceae
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  Allium canadense L. var. hyacinthoides (Bush) Ownbey & Aase Native ALCAH

  hyacinth meadow garlic · Liliaceae
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  Allium drummondii Regel Native ALDR

  Drummond's onion · Liliaceae
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  Allium perdulce S.V. Fraser Native ALPE2

  plains onion · Liliaceae
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  Allium perdulce S.V. Fraser var. perdulce Native ALPEP

  plains onion · Liliaceae
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  Alopecurus carolinianus Walter Native ALCA4

  Carolina foxtail · Poaceae
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  Amaranthus albus L. Introduced AMAL

  prostrate pigweed · Amaranthaceae
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  Amaranthus blitoides S. Watson Introduced AMBL

  mat amaranth · Amaranthaceae
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  Amaranthus palmeri S. Watson Native AMPA

  carelessweed · Amaranthaceae
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  Amaranthus retroflexus L. Native AMRE

  redroot amaranth · Amaranthaceae
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  Ambrosia psilostachya DC. Native AMPS

  Cuman ragweed · Asteraceae
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  Ammoselinum popei Torr. & A. Gray Native AMPO4

  plains sandparsley · Apiaceae
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  Aphanostephus pilosus Buckley Native APPI

  hairy dozedaisy · Asteraceae
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  Aphanostephus ramosissimus DC. Native APRA

  plains dozedaisy · Asteraceae
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  Aphanostephus ramosissimus DC. var. ramosissimus Native APRAR

  plains dozedaisy · Asteraceae
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  Aristida oligantha Michx. Native AROL

  prairie threeawn · Poaceae
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  Aristida purpurea Nutt. Native ARPU9

  purple threeawn · Poaceae
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  Astragalus lindheimeri Engelm. ex A. Gray Native ASLI4

  Lindheimer's milkvetch · Fabaceae
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  Astragalus nuttallianus DC. Native ASNU4

  smallflowered milkvetch · Fabaceae
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  Astragalus nuttallianus DC. var. austrinus (Small) Barneby Native ASNUA

  smallflowered milkvetch · Fabaceae
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  Astragalus plattensis Nutt. Native ASPL2

  Platte River milkvetch · Fabaceae
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  Bouteloua curtipendula (Michx.) Torr. Native BOCU

  sideoats grama · Poaceae
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  Bouteloua gracilis (Willd. ex Kunth) Lag. ex Griffiths Native BOGR2

  blue grama · Poaceae
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  Bouteloua rigidiseta (Steud.) Hitchc. Native BORI

  Texas grama · Poaceae
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  Brickellia eupatorioides (L.) Shinners Native BREU

  false boneset · Asteraceae
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  Brickellia eupatorioides (L.) Shinners var. corymbulosa (Torr. & A. Gray) Shinners Native BREUC

  false boneset · Asteraceae
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  Bromus arvensis L. Introduced BRAR5

  field brome · Poaceae
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  Callirhoe involucrata (Torr. & A. Gray) A. Gray Native CAIN2

  purple poppymallow · Malvaceae
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  Capsella bursa-pastoris (L.) Medik. Introduced CABU2

  shepherd's purse · Brassicaceae
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  Carex tetrastachya Scheele Native CATE29

  Britton's sedge · Cyperaceae
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  Castilleja purpurea (Nutt.) G. Don Native CAPU11

  downy Indian paintbrush · Scrophulariaceae
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  Castilleja purpurea (Nutt.) G. Don var. citrina (Pennell) Shinners Native CAPUC

  prairie Indian paintbrush · Scrophulariaceae
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  Cenchrus spinifex Cav. Native CESP4

  coastal sandbur · Poaceae
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  Centaurea americana Nutt. Native CEAM2

  American star-thistle · Asteraceae
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  Chaetopappa asteroides Nutt. ex DC. Native CHAS

  Arkansas leastdaisy · Asteraceae
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  Chamaesaracha coniodes (Moric. ex Dunal) Britton Native CHCO

  gray five eyes · Solanaceae
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  Chamaesyce glyptosperma (Engelm.) Small Native CHGL13

  ribseed sandmat · Euphorbiaceae
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  Chamaesyce maculata (L.) Small Native CHMA15

  spotted sandmat · Euphorbiaceae
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  Chamaesyce serpens (Kunth) Small Native CHSE4

  matted sandmat · Euphorbiaceae
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  Chamaesyce stictospora (Engelm.) Small Native CHST8

  slimseed sandmat · Euphorbiaceae
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  Chloris verticillata Nutt. Native CHVE2

  tumble windmill grass · Poaceae
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  Cirsium undulatum (Nutt.) Spreng. Native CIUN

  wavyleaf thistle · Asteraceae
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  Cirsium undulatum (Nutt.) Spreng. var. undulatum Native CIUNU

  wavyleaf thistle · Asteraceae
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  Claytonia virginica L. Native CLVI3

  Virginia springbeauty · Portulacaceae
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  Cleomella angustifolia Torr. Native CLAN

  narrowleaf rhombopod · Capparaceae
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  Coreopsis tinctoria Nutt. Native COTI3

  golden tickseed · Asteraceae
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  Corydalis curvisiliqua Engelm. Native COCU2

  curvepod fumewort · Fumariaceae
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  Corydalis curvisiliqua Engelm. ssp. grandibracteata (Fedde) G.B. Ownbey Native COCUG2

  curvepod fumewort · Fumariaceae
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  Croton capitatus Michx. Native CRCA6

  hogwort · Euphorbiaceae