Harris County

Showing 201–250 of 1,387.

• 
  Carya tomentosa (Lam.) Nutt. Native CATO6

  mockernut hickory · Juglandaceae
• 
  Castanea pumila (L.) Mill. Native CAPU9

  chinquapin · Fagaceae
• 
  Castanea pumila (L.) Mill. var. pumila Native CAPUP3

  chinquapin · Fagaceae
• 
  Castilleja indivisa Engelm. Native CAIN13

  entireleaf Indian paintbrush · Scrophulariaceae
• 
  Catalpa speciosa (Warder) Warder ex Engelm. Native CASP8

  northern catalpa · Bignoniaceae
• 
  Catapodium rigidum (L.) C.E. Hubbard ex Dony Introduced CARI2

  ferngrass · Poaceae
• 
  Catharanthus roseus (L.) G. Don Introduced CARO14

  Madagascar periwinkle · Apocynaceae
• 
  Cayaponia quinqueloba (Raf.) Shinners Native CAQU3

  fivelobe cucumber · Cucurbitaceae
• 
  Celosia argentea L. Introduced CEAR3

  silver cock's comb · Amaranthaceae
• 
  Celtis laevigata Willd. Native CELA

  sugarberry · Ulmaceae
• 
  Cenchrus spinifex Cav. Native CESP4

  coastal sandbur · Poaceae
• 
  Centaurea americana Nutt. Native CEAM2

  American star-thistle · Asteraceae
• 
  Centaurea cyanus L. Introduced CECY2

  garden cornflower · Asteraceae
• 
  Centella erecta (L. f.) Fernald Native CEER2

  erect centella · Apiaceae
• 
  Centrosema virginianum (L.) Benth. Native CEVI2

  spurred butterfly pea · Fabaceae
• 
  Cephalanthus occidentalis L. Native CEOC2

  common buttonbush · Rubiaceae
• 
  Cerastium glomeratum Thuill. Introduced CEGL2

  sticky chickweed · Caryophyllaceae
• 
  Ceratophyllum demersum L. Native CEDE4

  coon's tail · Ceratophyllaceae
• 
  Cercis canadensis L. Native CECA4

  eastern redbud · Fabaceae
• 
  Cercis canadensis L. var. canadensis Native CECAC

  eastern redbud · Fabaceae
• 
  Cestrum nocturnum L. Introduced CENO

  night jessamine · Solanaceae
• 
  Chaerophyllum tainturieri Hook. Native CHTA

  hairyfruit chervil · Apiaceae
• 
  Chaetopappa asteroides Nutt. ex DC. Native CHAS

  Arkansas leastdaisy · Asteraceae
• 
  Chamaecrista fasciculata (Michx.) Greene Native CHFA2

  partridge pea · Fabaceae
• 
  Chamaecrista fasciculata (Michx.) Greene var. fasciculata Native CHFAF

  partridge pea · Fabaceae
• 
  Chamaecrista nictitans (L.) Moench Native CHNI2

  sensitive partridge pea · Fabaceae
• 
  Chamaecrista nictitans (L.) Moench ssp. nictitans Native CHNIN

  sensitive partridge pea · Fabaceae
• 
  Chamaesaracha edwardsiana Averett Native CHED

  Edwards Plateau five eyes · Solanaceae
• 
  Chamaesyce cordifolia (Elliott) Small Native CHCO11

  heartleaf sandmat · Euphorbiaceae
• 
  Chamaesyce hypericifolia (L.) Millsp. Native CHHY2

  graceful sandmat · Euphorbiaceae
• 
  Chamaesyce hyssopifolia (L.) Small Native CHHY3

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

  spotted sandmat · Euphorbiaceae
• 
  Chamaesyce nutans (Lag.) Small Native CHNU9

  eyebane · Euphorbiaceae
• 
  Chamaesyce prostrata (Aiton) Small Native CHPR6

  prostrate sandmat · Euphorbiaceae
• 
  Chasmanthium latifolium (Michx.) Yates Native CHLA5

  Indian woodoats · Poaceae
• 
  Chasmanthium laxum (L.) Yates Native CHLA6

  slender woodoats · Poaceae
• 
  Chasmanthium sessiliflorum (Poir.) Yates Native CHSE2

  longleaf woodoats · Poaceae
• 
  Cheilanthes villosa Davenport ex Maxon Native CHVI

  villous lipfern · Pteridaceae
• 
  Chenopodium berlandieri Moq. Native CHBE4

  pitseed goosefoot · Chenopodiaceae
• 
  Chionanthus virginicus L. Native CHVI3

  white fringetree · Oleaceae
• 
  Chloris canterai Arechav. Introduced CHCA6

  Paraguayan windmill grass · Poaceae
• 
  Chloris canterai Arechav. var. canterai Introduced CHCAC5

  Paraguayan windmill grass · Poaceae
• 
  Chloris gayana Kunth Introduced CHGA2

  Rhodes grass · Poaceae
• 
  Chloris texensis Nash Native CHTE

  Texas windmill grass · Poaceae
• 
  Chloris virgata Sw. Native CHVI4

  feather fingergrass · Poaceae
• ⚘
  Chloris ×subdolichostachya Müll. Berol. (pro sp.) [cucullata × verticillata] Native CHSU3

  shortspike windmill grass · Poaceae
• 
  Chromolaena ivifolia (L.) R.M. King & H. Rob. Native CHIV

  ivyleaf thoroughwort · Asteraceae
• 
  Chromolaena odorata (L.) R.M. King & H. Rob. Native CHOD

  Jack in the bush · Asteraceae
• 
  Chrysopsis pilosa Nutt. Native CHPI8

  soft goldenaster · Asteraceae
• 
  Cirsium altissimum (L.) Hill Native CIAL2

  tall thistle · Asteraceae