Webb County

Showing 251–300 of 588 (native).

• 
  Galium proliferum A. Gray Native GAPR

  limestone bedstraw · Rubiaceae
• 
  Gamochaeta pensylvanica (Willd.) Cabrera Native GAPE2

  Pennsylvania everlasting · Asteraceae
• 
  Giliastrum incisum (Benth.) J.M. Porter Native GIIN6

  splitleaf gilia · Polemoniaceae
• 
  Giliastrum ludens (Shinners) J.M. Porter Native GILU3

  Rio Grande gilia · Polemoniaceae
• 
  Glandularia bipinnatifida (Nutt.) Nutt. Native GLBI2

  Dakota mock vervain · Verbenaceae
• 
  Glandularia bipinnatifida (Nutt.) Nutt. var. bipinnatifida Native GLBIB

  Dakota mock vervain · Verbenaceae
• 
  Glandularia quandrangulata (A. Heller) Umber Native GLQU

  beaked mock vervain · Verbenaceae
• 
  Gochnatia hypoleuca (DC.) A. Gray Native GOHY

  shrubby bullseye · Asteraceae
• 
  Grindelia microcephala DC. Native GRMI

  littlehead gumweed · Asteraceae
• ⚘
  Grindelia pusilla (Steyerm.) G.L. Nesom Native GRPU2

  little gumweed · Asteraceae
• 
  Grusonia schottii (Engelm.) H. Rob. Native GRSC6

  Big Bend pricklypear · Cactaceae
• 
  Guaiacum angustifolium Engelm. Native GUAN

  Texas lignum-vitae · Zygophyllaceae
• 
  Gutierrezia microcephala (DC.) A. Gray Native GUMI

  threadleaf snakeweed · Asteraceae
• 
  Gutierrezia sarothrae (Pursh) Britton & Rusby Native GUSA2

  broom snakeweed · Asteraceae
• 
  Gutierrezia sphaerocephala A. Gray Native GUSP

  roundleaf snakeweed · Asteraceae
• 
  Gymnosperma glutinosum (Spreng.) Less. Native GYGL

  gumhead · Asteraceae
• 
  Haploesthes greggii A. Gray Native HAGR4

  false broomweed · Asteraceae
• 
  Haploesthes greggii A. Gray var. texana (J.M. Coult.) I.M. Johnst. Native HAGRT

  Texas false broomweed · Asteraceae
• 
  Hedeoma drummondii Benth. Native HEDR

  Drummond's false pennyroyal · Lamiaceae
• 
  Helenium linifolium Rydb. Native HELI

  slimleaf sneezeweed · Asteraceae
• 
  Helenium microcephalum DC. Native HEMI

  smallhead sneezeweed · Asteraceae
• 
  Helenium microcephalum DC. var. microcephalum Native HEMIM

  smallhead sneezeweed · Asteraceae
• 
  Helianthus annuus L. Native HEAN3

  common sunflower · Asteraceae
• 
  Helianthus ciliaris DC. Native HECI

  Texas blueweed · Asteraceae
• 
  Helianthus praecox Engelm. & A. Gray Native HEPR2

  Texas sunflower · Asteraceae
• 
  Helianthus praecox Engelm. & A. Gray ssp. runyonii (Heiser) Heiser Native HEPRR

  Runyon's sunflower · Asteraceae
• 
  Helietta parvifolia (A. Gray ex Hemsl.) Benth. Native HEPA3

  barreta · Rutaceae
• 
  Heliotropium angiospermum Murray Native HEAN5

  scorpion's-tail · Boraginaceae
• 
  Heliotropium confertifolium (Torr.) Torr. ex A. Gray Native HECO4

  leafy heliotrope · Boraginaceae
• 
  Heliotropium curassavicum L. Native HECU3

  salt heliotrope · Boraginaceae
• 
  Heliotropium curassavicum L. var. curassavicum Native HECUC2

  salt heliotrope · Boraginaceae
• ⚘
  Heliotropium texanum I.M. Johnst. Native HETE4

  Texas heliotrope · Boraginaceae
• 
  Herissantia crispa (L.) Briz. Native HECR3

  bladdermallow · Malvaceae
• 
  Hermannia texana A. Gray Native HETE9

  Texas burstwort · Sterculiaceae
• 
  Heteropogon contortus (L.) P. Beauv. ex Roem. & Schult. Native HECO10

  tanglehead · Poaceae
• 
  Heterotheca subaxillaris (Lam.) Britton & Rusby Native HESU3

  camphorweed · Asteraceae
• 
  Hibiscus martianus Zucc. Native HIMA6

  heartleaf rosemallow · Malvaceae
• 
  Hoffmannseggia glauca (Ortega) Eifert Native HOGL2

  Indian rushpea · Fabaceae
• 
  Hoffmannseggia oxycarpa Benth. ex A. Gray Native HOOX

  sharppod rushpea · Fabaceae
• 
  Houstonia pusilla Schoepf Native HOPU3

  tiny bluet · Rubiaceae
• 
  Houstonia subviscosa (C. Wright ex A. Gray) A. Gray Native HOSU

  nodding bluet · Rubiaceae
• 
  Hybanthus verticillatus (Ortega) Baill. Native HYVE

  babyslippers · Violaceae
• 
  Hydrocotyle umbellata L. Native HYUM

  manyflower marshpennywort · Apiaceae
• 
  Hymenopappus scabiosaeus L'Hér. Native HYSC

  Carolina woollywhite · Asteraceae
• 
  Hymenopappus scabiosaeus L'Hér. var. corymbosus (Torr. & A. Gray) B.L. Turner Native HYSCC

  Carolina woollywhite · Asteraceae
• 
  Hymenoxys odorata DC. Native HYOD

  bitter rubberweed · Asteraceae
• 
  Ibervillea lindheimeri (A. Gray) Greene Native IBLI

  Lindheimer's globeberry · Cucurbitaceae
• 
  Indigofera miniata Ortega Native INMI

  coastal indigo · Fabaceae
• 
  Ipomoea cordatotriloba Dennst. Native IPCO8

  tievine · Convolvulaceae
• 
  Ipomoea cordatotriloba Dennst. var. torreyana (A. Gray) D. Austin Native IPCOT

  Torrey's tievine · Convolvulaceae