Clark County

Showing 251–300 of 537.

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  Heliotropium curassavicum L. var. obovatum DC. Native HECUO2

  seaside heliotrope · Boraginaceae
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  Heteranthera dubia (Jacq.) MacMill. Native HEDU2

  grassleaf mudplantain · Pontederiaceae
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  Heteranthera limosa (Sw.) Willd. Native HELI2

  blue mudplantain · Pontederiaceae
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  Heterotheca stenophylla (A. Gray) Shinners Native HEST3

  stiffleaf false goldenaster · Asteraceae
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  Heterotheca stenophylla (A. Gray) Shinners var. angustifolia (Rydb.) Semple Native HESTA

  stiffleaf false goldenaster · Asteraceae
• 
  Heterotheca stenophylla (A. Gray) Shinners var. stenophylla Native HESTS

  stiffleaf false goldenaster · Asteraceae
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  Heterotheca subaxillaris (Lam.) Britton & Rusby Native HESU3

  camphorweed · Asteraceae
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  Heterotheca villosa (Pursh) Shinners Native HEVI4

  hairy false goldenaster · Asteraceae
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  Heterotheca villosa (Pursh) Shinners var. villosa Native HEVIV

  hairy false goldenaster · Asteraceae
• 
  Hordeum jubatum L. Native HOJU

  foxtail barley · Poaceae
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  Hordeum jubatum L. ssp. jubatum Native HOJUJ

  foxtail barley · Poaceae
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  Hordeum pusillum Nutt. Native HOPU

  little barley · Poaceae
• 
  Hybanthus verticillatus (Ortega) Baill. Native HYVE

  babyslippers · Violaceae
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  Hymenopappus filifolius Hook. Native HYFI

  fineleaf hymenopappus · Asteraceae
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  Hymenopappus filifolius Hook. var. polycephalus (Osterh.) B.L. Turner Native HYFIP3

  manyhead hymenopappus · Asteraceae
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  Hymenopappus tenuifolius Pursh Native HYTE2

  Chalk Hill hymenopappus · Asteraceae
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  Indigofera miniata Ortega Native INMI

  coastal indigo · Fabaceae
• 
  Ipomoea leptophylla Torr. Native IPLE

  bush morning-glory · Convolvulaceae
• 
  Ipomopsis longiflora (Torr.) V.E. Grant Native IPLO2

  flaxflowered ipomopsis · Polemoniaceae
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  Ipomopsis longiflora (Torr.) V.E. Grant ssp. longiflora Native IPLOL

  flaxflowered ipomopsis · Polemoniaceae
• 
  Iva annua L. Native IVAN2

  annual marsh elder · Asteraceae
• 
  Iva annua L. var. annua Native IVANA

  annual marsh elder · Asteraceae
• 
  Juglans microcarpa Berl. Native JUMI

  little walnut · Juglandaceae
• 
  Juglans microcarpa Berl. var. microcarpa Native JUMIM

  little walnut · Juglandaceae
• 
  Juglans nigra L. Native JUNI

  black walnut · Juglandaceae
• 
  Juncus diffusissimus Buckley Native JUDI2

  slimpod rush · Juncaceae
• 
  Juncus dudleyi Wiegand Native JUDU2

  Dudley's rush · Juncaceae
• 
  Juncus torreyi Coville Native JUTO

  Torrey's rush · Juncaceae
• 
  Juniperus virginiana L. Native JUVI

  eastern redcedar · Cupressaceae
• 
  Juniperus virginiana L. var. virginiana Native JUVIV

  eastern redcedar · Cupressaceae
• 
  Krameria lanceolata Torr. Native KRLA

  trailing krameria · Krameriaceae
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  Lactuca ludoviciana (Nutt.) Riddell Native LALU

  biannual lettuce · Asteraceae
• 
  Lactuca serriola L. Introduced LASE

  prickly lettuce · Asteraceae
• 
  Lappula occidentalis (S. Watson) Greene Native LAOC3

  flatspine stickseed · Boraginaceae
• 
  Lappula occidentalis (S. Watson) Greene var. cupulata (A. Gray) Higgins Native LAOCC

  flatspine stickseed · Boraginaceae
• 
  Lappula occidentalis (S. Watson) Greene var. occidentalis Native LAOCO

  flatspine stickseed · Boraginaceae
• 
  Lemna minor L. Native LEMI3

  common duckweed · Lemnaceae
• 
  Leptochloa fusca (L.) Kunth Native LEFU21

  Malabar sprangletop · Poaceae
• 
  Leptochloa fusca (L.) Kunth ssp. fascicularis (Lam.) N. Snow Native LEFUF

  bearded sprangletop · Poaceae
• 
  Lespedeza capitata Michx. Native LECA8

  roundhead lespedeza · Fabaceae
• 
  Lesquerella gordonii (A. Gray) S. Watson Native LEGO

  Gordon's bladderpod · Brassicaceae
• 
  Lesquerella gordonii (A. Gray) S. Watson var. gordonii Native LEGOG

  Gordon's bladderpod · Brassicaceae
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  Lesquerella ovalifolia Rydb. ex Britton Native LEOV

  roundleaf bladderpod · Brassicaceae
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  Lesquerella ovalifolia Rydb. ex Britton ssp. ovalifolia Native LEOVO

  roundleaf bladderpod · Brassicaceae
• 
  Liatris punctata Hook. Native LIPU

  dotted blazing star · Asteraceae
• 
  Linum berlandieri Hook. Native LIBE2

  Berlandier's yellow flax · Linaceae
• 
  Linum berlandieri Hook. var. berlandieri Native LIBEB2

  Berlandier's yellow flax · Linaceae
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  Linum compactum A. Nelson Native LICO3

  Wyoming flax · Linaceae
• 
  Linum pratense (Norton) Small Native LIPR

  meadow flax · Linaceae
• 
  Linum rigidum Pursh Native LIRI

  stiffstem flax · Linaceae