Texas

• Anderson 48001
  959 taxa Open ↗
• Andrews 48003
  342 taxa Open ↗
• Angelina 48005
  841 taxa Open ↗
• Aransas 48007
  731 taxa Open ↗
• Archer 48009
  212 taxa Open ↗
• Armstrong 48011
  346 taxa Open ↗
• Atascosa 48013
  315 taxa Open ↗
• Austin 48015
  571 taxa Open ↗
• Bailey 48017
  448 taxa Open ↗
• Bandera 48019
  521 taxa Open ↗

Showing 351–400 of 6,397.

• 
  Apocynum cannabinum L. Native APCA

  Indianhemp · Apocynaceae 65 counties
• 
  Apodanthera undulata A. Gray Native APUN

  melon loco · Cucurbitaceae 6 counties
• 
  Apteria aphylla (Nutt.) Barnhart ex Small Native APAP

  nodding nixie · Burmanniaceae 8 counties
• 
  Aquilegia canadensis L. Native AQCA

  red columbine · Ranunculaceae 8 counties
• 
  Aquilegia chrysantha A. Gray Native AQCH

  golden columbine · Ranunculaceae 4 counties
• 
  Aquilegia chrysantha A. Gray var. chaplinei (Standl. ex Payson) Lott Native AQCHC

  Chaplin's golden columbine · Ranunculaceae 2 counties
• 
  Aquilegia chrysantha A. Gray var. hinckleyana (Munz) Lott Native AQCHH

  Hinckley's golden columbine · Ranunculaceae 2 counties
• 
  Aquilegia longissima A. Gray Native AQLO

  longspur columbine · Ranunculaceae 2 counties
• 
  Arabidopsis thaliana (L.) Heynh. Introduced ARTH

  mouseear cress · Brassicaceae 4 counties
• 
  Arabis canadensis L. Native ARCA

  sicklepod · Brassicaceae 4 counties
• 
  Arabis fendleri (S. Watson) Greene Native ARFE

  Fendler's rockcress · Brassicaceae 6 counties
• 
  Arabis fendleri (S. Watson) Greene var. fendleri Native ARFEF

  Fendler's rockcress · Brassicaceae 6 counties
• 
  Arabis perennans S. Watson Native ARPE2

  perennial rockcress · Brassicaceae 1 county
• 
  Arabis petiolaris (A. Gray) A. Gray Native ARPE4

  Brazos rockcress · Brassicaceae 11 counties
• 
  Arachis hypogaea L. Introduced ARHY

  peanut · Fabaceae 12 counties
• 
  Aralia racemosa L. Native ARRA

  American spikenard · Araliaceae 1 county
• 
  Aralia racemosa L. ssp. bicrenata (Wooton & Standl.) S.L. Welsh & N.D. Atwood Native ARRAB2

  American spikenard · Araliaceae 1 county
• 
  Aralia spinosa L. Native ARSP2

  devil's walkingstick · Araliaceae 18 counties
• 
  Arbutus xalapensis Kunth Native ARXA80

  Texas madrone · Ericaceae 20 counties
• 
  Arceuthobium divaricatum Engelm. Native ARDI3

  pinyon dwarf mistletoe · Viscaceae 3 counties
• 
  Arceuthobium douglasii Engelm. Native ARDO

  Douglas-fir dwarf mistletoe · Viscaceae 1 county
• 
  Arceuthobium vaginatum (Willd.) J. Presl Native ARVA

  pineland dwarf mistletoe · Viscaceae 2 counties
• 
  Arceuthobium vaginatum (Willd.) J. Presl ssp. cryptopodum (Engelm.) Hawksw. & Wiens Native ARVAC

  pineland dwarf mistletoe · Viscaceae 2 counties
• 
  Arctostaphylos pungens Kunth Native ARPU5

  pointleaf manzanita · Ericaceae 1 county
• 
  Arenaria benthamii Fenzl ex Torr. & A. Gray Native ARBE

  hilly sandwort · Caryophyllaceae 29 counties
• 
  Arenaria fendleri A. Gray Native ARFE3

  Fendler's sandwort · Caryophyllaceae 1 county
• 
  Arenaria fendleri A. Gray var. fendleri Native ARFEF3

  Fendler's sandwort · Caryophyllaceae 1 county
• 
  Arenaria lanuginosa (Michx.) Rohrb. Native ARLA4

  spreading sandwort · Caryophyllaceae 2 counties
• 
  Arenaria livermorensis Correll Native ARLI3

  Livermore sandwort · Caryophyllaceae 1 county
• 
  Arenaria ludens Shinners Native ARLU2

  Trans-Pecos sandwort · Caryophyllaceae 3 counties
• 
  Arenaria serpyllifolia L. Introduced ARSE2

  thymeleaf sandwort · Caryophyllaceae 18 counties
• 
  Argemone aenea G.B. Ownbey Native ARAE

  golden pricklypoppy · Papaveraceae 6 counties
• 
  Argemone albiflora Hornem. Native ARAL3

  bluestem pricklypoppy · Papaveraceae 39 counties
• 
  Argemone albiflora Hornem. ssp. texana G.B. Ownbey Native ARALT

  bluestem pricklypoppy · Papaveraceae 38 counties
• 
  Argemone aurantiaca G.B. Ownbey Native ARAU2

  Texas pricklypoppy · Papaveraceae 11 counties
• 
  Argemone chisosensis G.B. Ownbey Native ARCH2

  Chisos Mountain pricklypoppy · Papaveraceae 6 counties
• 
  Argemone mexicana L. Native ARME4

  Mexican pricklypoppy · Papaveraceae 9 counties
• 
  Argemone polyanthemos (Fedde) G.B. Ownbey Native ARPO2

  crested pricklypoppy · Papaveraceae 45 counties
• 
  Argemone sanguinea Greene Native ARSA4

  red pricklypoppy · Papaveraceae 31 counties
• 
  Argemone squarrosa Greene Native ARSQ

  hedgehog pricklypoppy · Papaveraceae 11 counties
• 
  Argemone squarrosa Greene ssp. glabrata G.B. Ownbey Native ARSQG

  hedgehog pricklypoppy · Papaveraceae 11 counties
• 
  Argyrochosma dealbata (Pursh) Windham Native ARDE5

  powdery false cloak fern · Pteridaceae 22 counties
• 
  Argyrochosma limitanea (Maxon) Windham Native ARLI4

  southwestern false cloak fern · Pteridaceae 3 counties
• 
  Argyrochosma limitanea (Maxon) Windham ssp. mexicana Native ARLIM

  southwestern false cloak fern · Pteridaceae 3 counties
• 
  Argyrochosma microphylla (Mett. ex Kuhn) Windham Native ARMI6

  small-leaf false cloak fern · Pteridaceae 14 counties
• 
  Argythamnia aphoroides Müll. Arg. Native ARAP

  Hill Country silverbush · Euphorbiaceae 14 counties
• ⚘
  Argythamnia argyraea Cory Native ARAR5

  silky silverbush · Euphorbiaceae 3 counties
• 
  Argythamnia humilis (Engelm. & A. Gray) Müll. Arg. Native ARHU5

  low silverbush · Euphorbiaceae 76 counties
• 
  Argythamnia humilis (Engelm. & A. Gray) Müll. Arg. var. humilis Native ARHUH

  low silverbush · Euphorbiaceae 1 county
• 
  Argythamnia mercurialina (Nutt.) Müll. Arg. Native ARME5

  tall silverbush · Euphorbiaceae 42 counties