Shasta County

Showing 1,101–1,150 of 2,542.

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  Heracleum maximum W. Bartram Native HEMA80

  common cowparsnip · Apiaceae
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  Herniaria hirsuta L. Introduced HEHI7

  hairy rupturewort · Caryophyllaceae
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  Herniaria hirsuta L. ssp. hirsuta Introduced HEHIH

  hairy rupturewort · Caryophyllaceae
• 
  Hesperevax acaulis (Kellogg) Greene Native HEAC8

  stemless dwarf-cudweed · Asteraceae
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  Hesperevax acaulis (Kellogg) Greene var. acaulis Native HEACA

  stemless dwarf-cudweed · Asteraceae
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  Hesperevax acaulis (Kellogg) Greene var. robustior Morefield Native HEACR

  stemless dwarf-cudweed · Asteraceae
• 
  Hesperochiron pumilus (Douglas ex Griseb.) Porter Native HEPU6

  dwarf hesperochiron · Hydrophyllaceae
• 
  Hesperocyparis bakeri (Jeps.) Bartel Native HEBA5

  Modoc cypress · Cupressaceae
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  Hesperocyparis macnabiana (A. Murray bis) Bartel Native HEMA21

  McNab's cypress · Cupressaceae
• 
  Hesperolinon micranthum (A. Gray) Small Native HEMI9

  smallflower dwarf-flax · Linaceae
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  Heteranthera dubia (Jacq.) MacMill. Native HEDU2

  grassleaf mudplantain · Pontederiaceae
• 
  Heterocodon rariflorum Nutt. Native HERA3

  rareflower heterocodon · Campanulaceae
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  Heteromeles arbutifolia (Lindl.) M. Roem. Native HEAR5

  toyon · Rosaceae
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  Heteromeles arbutifolia (Lindl.) M. Roem. var. arbutifolia Native HEARA2

  toyon · Rosaceae
• 
  Heterotheca grandiflora Nutt. Native HEGR7

  telegraphweed · Asteraceae
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  Heterotheca oregona (Nutt.) Shinners Native HEOR2

  Oregon false goldenaster · Asteraceae
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  Heterotheca oregona (Nutt.) Shinners var. oregona Native HEORO

  Oregon false goldenaster · Asteraceae
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  Heterotheca oregona (Nutt.) Shinners var. rudis (Greene) Semple Native HEORR

  Oregon false goldenaster · Asteraceae
• 
  Heuchera merriamii Eastw. Native HEME2

  Merriam's alumroot · Saxifragaceae
• 
  Heuchera micrantha Douglas ex Lindl. Native HEMI7

  crevice alumroot · Saxifragaceae
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  Heuchera micrantha Douglas ex Lindl. var. erubescens (A. Braun & Bouché) Rosend. Native HEMIE2

  crevice alumroot · Saxifragaceae
• 
  Heuchera micrantha Douglas ex Lindl. var. micrantha Native HEMIM2

  crevice alumroot · Saxifragaceae
• 
  Hieracium albiflorum Hook. Native HIAL2

  white hawkweed · Asteraceae
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  Hieracium bolanderi A. Gray Native HIBO

  Bolander's hawkweed · Asteraceae
• 
  Hieracium gracile Hook. Native HIGR

  slender hawkweed · Asteraceae
• 
  Hieracium greenei A. Gray Native HIGR2

  Greene's hawkweed · Asteraceae
• 
  Hieracium horridum Fr. Native HIHO

  prickly hawkweed · Asteraceae
• 
  Hieracium scouleri Hook. Native HISC2

  Scouler's woollyweed · Asteraceae
• 
  Hieracium scouleri Hook. var. nudicaule (A. Gray) Cronquist Native HISCN

  Scouler's woollyweed · Asteraceae
• 
  Hierochloe hirta (Schrank) Borbás Native HIHI

  northern sweetgrass · Poaceae
• 
  Hierochloe hirta (Schrank) Borbás ssp. arctica (J. Presl) G. Weim. Native HIHIA

  northern sweetgrass · Poaceae
• 
  Hippuris vulgaris L. Native HIVU2

  common mare's-tail · Hippuridaceae
• 
  Hirschfeldia incana (L.) Lagr.-Foss. Introduced HIIN3

  shortpod mustard · Brassicaceae
• 
  Hoita macrostachya (DC.) Rydb. Native HOMA4

  large leather-root · Fabaceae
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  Hoita orbicularis (Lindl.) Rydb. Native HOOR

  roundleaf leather-root · Fabaceae
• 
  Holcus lanatus L. Introduced HOLA

  common velvetgrass · Poaceae
• 
  Holodiscus discolor (Pursh) Maxim. Native HODI

  oceanspray · Rosaceae
• 
  Holosteum umbellatum L. Introduced HOUM

  jagged chickweed · Caryophyllaceae
• 
  Holozonia filipes (Hook. & Arn.) Greene Native HOFI

  whitecrown · Asteraceae
• 
  Hordeum brachyantherum Nevski Native HOBR2

  meadow barley · Poaceae
• 
  Hordeum brachyantherum Nevski ssp. brachyantherum Native HOBRB2

  meadow barley · Poaceae
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  Hordeum brachyantherum Nevski ssp. californicum (Covas & Stebbins) Bothmer, N. Jacobsen & Seberg Native HOBRC2

  California barley · Poaceae
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  Hordeum depressum (Scribn. & J.G. Sm.) Rydb. Native HODE2

  dwarf barley · Poaceae
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  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 marinum Huds. Introduced HOMA2

  seaside barley · Poaceae
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  Hordeum marinum Huds. ssp. gussoneanum (Parl.) Thell. Introduced HOMAG

  Mediterranean barley · Poaceae
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  Hordeum murinum L. Introduced HOMU

  mouse barley · Poaceae
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  Hordeum murinum L. ssp. glaucum (Steud.) Tzvelev Introduced HOMUG

  smooth barley · Poaceae
• 
  Hordeum murinum L. ssp. leporinum (Link) Arcang. Introduced HOMUL

  hare barley · Poaceae