Comal County

Showing 1–50 of 724.

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  Abutilon fruticosum Guill. & Perr. Native ABFR3

  Texas Indian mallow · Malvaceae
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  Acaciella angustissima (Mill.) Britton & Rose Native ACAN11

  prairie acacia · Fabaceae
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  Acaciella angustissima (Mill.) Britton & Rose var. hirta (Nutt.) B.L. Turner Native ACANH2

  prairie acacia · Fabaceae
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  Acalypha phleoides Cav. Native ACPH3

  shrubby copperleaf · Euphorbiaceae
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  Adiantum capillus-veneris L. Native ADCA

  common maidenhair · Pteridaceae
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  Aesculus pavia L. Native AEPA

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

  red buckeye · Hippocastanaceae
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  Agalinis densiflora (Benth.) S.F. Blake Native AGDE6

  Osage false foxglove · Scrophulariaceae
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  Agalinis edwardsiana Pennell Native AGED

  plateau false foxglove · Scrophulariaceae
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  Ageratina altissima (L.) R.M. King & H. Rob. Native AGAL5

  white snakeroot · Asteraceae
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  Ageratina havanensis (Kunth) R.M. King & H. Rob. Native AGHA4

  Havana snakeroot · Asteraceae
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  Allium canadense L. Native ALCA3

  meadow garlic · Liliaceae
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  Allium canadense L. var. fraseri Ownbey Native ALCAF

  Fraser meadow garlic · Liliaceae
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  Allium drummondii Regel Native ALDR

  Drummond's onion · Liliaceae
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  Allowissadula holosericea (Scheele) D.M. Bates Native ALHO4

  Chisos Mountain false Indianmallow · Malvaceae
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  Aloysia gratissima (Gillies & Hook.) Troncoso Native ALGR2

  whitebrush · Verbenaceae
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  Alternanthera caracasana Kunth Introduced ALCA5

  washerwoman · Amaranthaceae
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  Amaranthus albus L. Introduced AMAL

  prostrate pigweed · Amaranthaceae
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  Amaranthus retroflexus L. Native AMRE

  redroot amaranth · Amaranthaceae
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  Amblyolepis setigera DC. Native AMSE

  huisache daisy · Asteraceae
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  Ambrosia artemisiifolia L. Both AMAR2

  annual ragweed · Asteraceae
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  Ambrosia artemisiifolia L. var. paniculata (Michx.) Blank. Native AMARP

  annual ragweed · Asteraceae
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  Ambrosia confertiflora DC. Native AMCO3

  weakleaf bur ragweed · Asteraceae
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  Ambrosia psilostachya DC. Native AMPS

  Cuman ragweed · Asteraceae
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  Ambrosia trifida L. Native AMTR

  great ragweed · Asteraceae
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  Ambrosia trifida L. var. texana Scheele Native AMTRT

  Texan great ragweed · Asteraceae
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  Amorpha canescens Pursh Native AMCA6

  leadplant · Fabaceae
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  Amorpha fruticosa L. Native AMFR

  false indigo bush · Fabaceae
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  Amorpha roemeriana Scheele Native AMRO2

  Roemer's false indigo · Fabaceae
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  Ampelopsis cordata Michx. Native AMCO2

  heartleaf peppervine · Vitaceae
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  Amphiachyris amoena (Shinners) Solbrig Native AMAM3

  Texas broomweed · Asteraceae
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  Amphiachyris dracunculoides (DC.) Nutt. Native AMDR

  prairie broomweed · Asteraceae
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  Amsonia ciliata Walter Native AMCI

  fringed bluestar · Apocynaceae
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  Amsonia longiflora Torr. Native AMLO

  tubular bluestar · Apocynaceae
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  Amsonia longiflora Torr. var. salpignantha (Woodson) S.P. McLaughlin Native AMLOS

  tubular bluestar · Apocynaceae
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  Andropogon gerardii Vitman Native ANGE

  big bluestem · Poaceae
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  Andropogon glomeratus (Walter) Britton, Sterns & Poggenb. Native ANGL2

  bushy bluestem · Poaceae
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  Anemia mexicana Klotzsch Native ANME

  Mexican fern · Anemiaceae
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  Anemone berlandieri Pritz. Native ANBE

  tenpetal thimbleweed · Ranunculaceae
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  Aphanostephus riddellii Torr. & A. Gray Native APRI

  Riddell's dozedaisy · Asteraceae
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  Aphanostephus skirrhobasis (DC.) Trel. Native APSK

  Arkansas dozedaisy · Asteraceae
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  Aphanostephus skirrhobasis (DC.) Trel. var. skirrhobasis Native APSKS

  Arkansas dozedaisy · Asteraceae
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  Aquilegia canadensis L. Native AQCA

  red columbine · Ranunculaceae
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  Arbutus xalapensis Kunth Native ARXA80

  Texas madrone · Ericaceae
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  Arenaria benthamii Fenzl ex Torr. & A. Gray Native ARBE

  hilly sandwort · Caryophyllaceae
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  Argyrochosma dealbata (Pursh) Windham Native ARDE5

  powdery false cloak fern · Pteridaceae
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  Argythamnia aphoroides Müll. Arg. Native ARAP

  Hill Country silverbush · Euphorbiaceae
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  Argythamnia simulans J.W. Ingram Native ARSI2

  plateau silverbush · Euphorbiaceae
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  Arisaema dracontium (L.) Schott Native ARDR3

  green dragon · Araceae
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  Aristida longespica Poir. Native ARLO16

  slimspike threeawn · Poaceae