Summit County

Showing 401–450 of 1,457.

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  Convolvulus arvensis L. Introduced COAR4

  field bindweed · Convolvulaceae
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  Conyza canadensis (L.) Cronquist Native COCA5

  Canadian horseweed · Asteraceae
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  Conyza canadensis (L.) Cronquist var. canadensis Native COCAC3

  Canadian horseweed · Asteraceae
• 
  Corallorhiza maculata (Raf.) Raf. Native COMA25

  summer coralroot · Orchidaceae
• 
  Corallorhiza trifida Chatelain Native COTR18

  yellow coralroot · Orchidaceae
• 
  Corallorhiza wisteriana Conrad Native COWI5

  spring coralroot · Orchidaceae
• 
  Cordylanthus ramosus Nutt. ex Benth. Native CORA5

  bushy bird's beak · Scrophulariaceae
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  Cornus sericea L. Native COSE16

  redosier dogwood · Cornaceae
• 
  Cornus sericea L. ssp. sericea Native COSES

  redosier dogwood · Cornaceae
• 
  Corydalis aurea Willd. Native COAU2

  scrambled eggs · Fumariaceae
• 
  Crataegus rivularis Nutt. Native CRRI

  river hawthorn · Rosaceae
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  Crepis acuminata Nutt. Native CRAC2

  tapertip hawksbeard · Asteraceae
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  Crepis atribarba A. Heller Native CRAT

  slender hawksbeard · Asteraceae
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  Crepis runcinata (James) Torr. & A. Gray Native CRRU3

  fiddleleaf hawksbeard · Asteraceae
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  Crepis runcinata (James) Torr. & A. Gray ssp. hispidulosa (Howell ex Rydb.) Babc. & Stebbins Native CRRUH2

  fiddleleaf hawksbeard · Asteraceae
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  Cryptantha flavoculata (A. Nelson) Payson Native CRFL6

  roughseed cryptantha · Boraginaceae
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  Cryptantha sericea (A. Gray) Payson Native CRSE3

  silky cryptantha · Boraginaceae
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  Cryptantha stricta (Osterh.) Payson Native CRST5

  Yampa River cryptantha · Boraginaceae
• 
  Cryptantha torreyana (A. Gray) Greene Native CRTO4

  Torrey's cryptantha · Boraginaceae
• 
  Cryptogramma acrostichoides R. Br. Native CRAC3

  American rockbrake · Pteridaceae
• 
  Cuscuta californica Hook. & Arn. Native CUCA

  chaparral dodder · Cuscutaceae
• 
  Cuscuta californica Hook. & Arn. var. breviflora Engelm. Native CUCAB

  chaparral dodder · Cuscutaceae
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  Cyclachaena xanthiifolia (Nutt.) Fresen. Native CYXA2

  carelessweed · Asteraceae
• 
  Cymopterus lapidosus (M.E. Jones) M.E. Jones Native CYLA10

  talus springparsley · Apiaceae
• 
  Cymopterus longipes S. Watson Native CYLO

  longstalk springparsley · Apiaceae
• 
  Cynoglossum officinale L. Introduced CYOF

  gypsyflower · Boraginaceae
• 
  Cypripedium fasciculatum Kellogg ex S. Watson Native CYFA

  clustered lady's slipper · Orchidaceae
• 
  Cypripedium parviflorum Salisb. Native CYPA19

  lesser yellow lady's slipper · Orchidaceae
• 
  Cypripedium parviflorum Salisb. var. pubescens (Willd.) Knight Native CYPAP3

  greater yellow lady's slipper · Orchidaceae
• 
  Cystopteris fragilis (L.) Bernh. Native CYFR2

  brittle bladderfern · Dryopteridaceae
• 
  Dactylis glomerata L. Introduced DAGL

  orchardgrass · Poaceae
• 
  Dactylis glomerata L. ssp. glomerata Introduced DAGLG

  orchardgrass · Poaceae
• 
  Dactylorhiza viridis (L.) R.M. Bateman, A.M. Pridgeon & M.W. Chase Native DAVI6

  longbract frog orchid · Orchidaceae
• 
  Danthonia californica Bol. Native DACA3

  California oatgrass · Poaceae
• 
  Danthonia intermedia Vasey Native DAIN

  timber oatgrass · Poaceae
• 
  Danthonia unispicata (Thurb.) Munro ex Macoun Native DAUN

  onespike danthonia · Poaceae
• 
  Dasiphora fruticosa (L.) Rydb. Native DAFR6

  shrubby cinquefoil · Rosaceae
• 
  Dasiphora fruticosa (L.) Rydb. ssp. floribunda (Pursh) Kartesz Native DAFRF

  shrubby cinquefoil · Rosaceae
• 
  Delphinium geyeri Greene Native DEGE2

  Geyer's larkspur · Ranunculaceae
• 
  Delphinium nuttallianum Pritz. ex Walp. Native DENU2

  twolobe larkspur · Ranunculaceae
• 
  Deschampsia cespitosa (L.) P. Beauv. Native DECE

  tufted hairgrass · Poaceae
• 
  Deschampsia elongata (Hook.) Munro Native DEEL

  slender hairgrass · Poaceae
• 
  Descurainia californica (A. Gray) O.E. Schulz Native DECA6

  Sierra tansymustard · Brassicaceae
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  Descurainia incana (Bernh. ex Fisch. & C.A. Mey.) Dorn Native DEIN5

  mountain tansymustard · Brassicaceae
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  Descurainia incana (Bernh. ex Fisch. & C.A. Mey.) Dorn ssp. procera (Greene) Kartesz & Gandhi Native DEINP

  mountain tansymustard · Brassicaceae
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  Descurainia pinnata (Walter) Britton Native DEPI

  western tansymustard · Brassicaceae
• 
  Descurainia pinnata (Walter) Britton ssp. halictorum (Cockerell) Detling Native DEPIH

  western tansymustard · Brassicaceae
• 
  Descurainia sophia (L.) Webb ex Prantl Introduced DESO2

  herb sophia · Brassicaceae
• 
  Dianthus armeria L. Introduced DIAR

  Deptford pink · Caryophyllaceae
• 
  Dicentra uniflora Kellogg Native DIUN

  longhorn steer's-head · Fumariaceae