Starr County

Showing 1–50 of 592.

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  Abronia ameliae Lundell Native ABAM2

  Amelia's sand verbena · Nyctaginaceae
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  Abutilon abutiloides (Jacq.) Garcke ex Hochr. Native ABAB

  shrubby Indian mallow · Malvaceae
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  Abutilon berlandieri A. Gray ex S. Watson Native ABBE

  Berlandier's Indian mallow · Malvaceae
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  Abutilon fruticosum Guill. & Perr. Native ABFR3

  Texas Indian mallow · Malvaceae
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  Abutilon wrightii A. Gray Native ABWR

  Wright's Indian mallow · Malvaceae
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  Acaciella leucothrix (Standl.) Britton & Rose Native ACLE10

  whitehair acacia · Fabaceae
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  Acalypha monostachya Cav. Native ACMO

  round copperleaf · Euphorbiaceae
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  Acalypha poiretii Spreng. Native ACPO

  Poiret's copperleaf · Euphorbiaceae
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  Acalypha radians Torr. Native ACRA

  cardinal's feather · Euphorbiaceae
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  Acleisanthes anisophylla A. Gray Native ACAN2

  obliqueleaf trumpets · Nyctaginaceae
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  Acleisanthes longiflora A. Gray Native ACLO2

  angel's trumpets · Nyctaginaceae
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  Acleisanthes obtusa (Choisy) Standl. Native ACOB2

  Berlandier's trumpets · Nyctaginaceae
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  Acourtia runcinata (Lag. ex D. Don) B.L. Turner Native ACRU3

  featherleaf desertpeony · Asteraceae
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  Adelia vaseyi (J.M. Coult.) Pax & K. Hoffm. Native ADVA

  Vasey's wild lime · Euphorbiaceae
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  Agave americana L. Native AGAM

  American century plant · Agavaceae
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  Agave univittata Haw. Native AGUN2

  McKelvey's century plant · Agavaceae
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  Allionia incarnata L. Native ALIN

  trailing windmills · Nyctaginaceae
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  Allionia incarnata L. var. incarnata Native ALINI

  trailing windmills · Nyctaginaceae
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  Aloysia gratissima (Gillies & Hook.) Troncoso Native ALGR2

  whitebrush · Verbenaceae
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  Aloysia macrostachya (Torr.) Moldenke Native ALMA9

  Rio Grande beebrush · Verbenaceae
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  Amaranthus crassipes Schltdl. Both AMCR

  spreading amaranth · Amaranthaceae
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  Amaranthus crassipes Schltdl. var. crassipes Introduced AMCRC

  spreading amaranth · Amaranthaceae
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  Amaranthus palmeri S. Watson Native AMPA

  carelessweed · Amaranthaceae
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  Amaranthus polygonoides L. Native AMPO

  tropical amaranth · Amaranthaceae
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  Amaranthus scleropoides Uline & Bray Native AMSC

  bonebract amaranth · Amaranthaceae
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  Amblyolepis setigera DC. Native AMSE

  huisache daisy · 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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  Ammi majus L. Introduced AMMA

  large bullwort · Apiaceae
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  Ammoselinum popei Torr. & A. Gray Native AMPO4

  plains sandparsley · Apiaceae
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  Amoreuxia wrightii A. Gray Native AMWR2

  Wright's yellowshow · Bixaceae
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  Amyris texana (Buckley) P. Wilson Native AMTE4

  Texas torchwood · Rutaceae
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  Ancistrocactus scheeri (Salm-Dyck) Britton & Rose Native ANSC

  Scheer's fishhook cactus · Cactaceae
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  Anredera vesicaria (Lam.) C.F. Gaertn. Native ANVE2

  Texas madeiravine · Basellaceae
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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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  Aphanostephus skirrhobasis (DC.) Trel. Native APSK

  Arkansas dozedaisy · Asteraceae
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  Aphanostephus skirrhobasis (DC.) Trel. var. kidderi (S.F. Blake) B.L. Turner Native APSKK

  Arkansas dozedaisy · Asteraceae
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  Argemone albiflora Hornem. Native ARAL3

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

  bluestem pricklypoppy · Papaveraceae
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  Argemone sanguinea Greene Native ARSA4

  red pricklypoppy · Papaveraceae
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  Argythamnia humilis (Engelm. & A. Gray) Müll. Arg. Native ARHU5

  low silverbush · Euphorbiaceae
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  Aristida adscensionis L. Native ARAD

  sixweeks threeawn · Poaceae
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  Aristida longespica Poir. Native ARLO16

  slimspike threeawn · Poaceae
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  Aristida purpurea Nutt. Native ARPU9

  purple threeawn · Poaceae
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  Aristida purpurea Nutt. var. nealleyi (Vasey) Allred Native ARPUN

  blue threeawn · Poaceae
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  Aristolochia erecta L. Native ARER

  swanflower · Aristolochiaceae
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  Asclepias emoryi (Greene) Vail Native ASEM

  Emory's milkweed · Asclepiadaceae
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  Asclepias oenotheroides Cham. & Schltdl. Native ASOE

  zizotes milkweed · Asclepiadaceae
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  Asclepias prostrata Blackwell Native ASPR9

  prostrate milkweed · Asclepiadaceae