Explore / Range and rarity / Rare (≤ 5 counties)
Range and rarity
Rare (≤ 5 counties)
A broader rarity slice: taxa known from five counties or fewer nationwide. Includes single-county endemics plus the next-most-restricted species.
- Matching taxa
- 9,281
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- max_counties=5
Showing 4,301–4,350 of 9,281.
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Hedyotis fluviatilis (Forbes) Fosberg HEFL6kamapua'a · Rubiaceae - Hedyotis foggiana Fosberg HEFOKauai starviolet · Rubiaceae
- Hedyotis foliosa (Hillebr.) Fosberg HEFO2Haleakala starviolet · Rubiaceae
- Hedyotis formosa (Hillebr.) Fosberg HEFO3Maui starviolet · Rubiaceae
- Hedyotis fosbergii W.L. Wagner & D.R. Herbst HEFO5Fosberg's starviolet · Rubiaceae
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Hedyotis hillebrandii (Fosberg) W.L. Wagner & D.R. Herbst HEHI8manono · Rubiaceae -
Hedyotis intricata Fosberg HEIN7tangled starviolet · Rubiaceae - Hedyotis knudsenii (Hillebr.) Fosberg HEKNkokee starviolet · Rubiaceae
- Hedyotis littoralis (Hillebr.) Fosberg HELI5seacliff starviolet · Rubiaceae
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Hedyotis mannii Fosberg HEMA8pilo · Rubiaceae -
Hedyotis parvula (A. Gray) Fosberg HEPA14rockface starviolet · Rubiaceae -
Hedyotis schlechtendahliana Steud. HESC6kopa · Rubiaceae - Hedyotis schlechtendahliana Steud. ssp. remyi (Hillebr.) Fosberg HESCR7kopa · Rubiaceae
- Hedyotis schlechtendahliana Steud. ssp. schlechtendahliana HESCS4kopa · Rubiaceae
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Hedyotis st.-johnii B.C. Stone & M.A. Lane HEST2Napali Beach starviolet · Rubiaceae -
Hedyotis terminalis (Hook. & Arn.) W.L. Wagner & D.R. Herbst HETE21variable starviolet · Rubiaceae - Hedyotis tryblium D.R. Herbst & W.L. Wagner HETR6Kalalau Valley starviolet · Rubiaceae
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Hedyotis vegrandis W.H. Lewis HEVE4New Mexico starviolet · Rubiaceae -
Hedysarum boreale Nutt. ssp. boreale var. gremiale (Rollins) Northstrom & S.L. Welsh HEBOG2Utah sweetvetch · Fabaceae -
Hedysarum occidentale Greene var. canone S.L. Welsh HEOCCwestern sweetvetch · Fabaceae -
Heimia salicifolia (Kunth) Link HESAshrubby yellowcrest · Lythraceae -
Helenium arizonicum S.F. Blake HEAR2Arizona sneezeweed · Asteraceae -
Helenium elegans DC. var. amphilobum (A. Gray) Bierner HEELApretty sneezeweed · Asteraceae -
Helenium microcephalum DC. var. ooclinium (A. Gray) Bierner HEMIO2smallhead sneezeweed · Asteraceae - Helenium ×polyphyllum Small (pro sp.) [autumnale × flexuosum] HEPO2sneezeweed · Asteraceae
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Helianthella californica A. Gray ssp. shastensis (W.A. Weber) W.A. Weber HECAS4Shasta helianthella · Asteraceae -
Helianthella castanea Greene HECA2Mt. Diablo helianthella · Asteraceae -
Helianthemum glomeratum (Lag.) Lag. ex Dunal HEGLclustered frostweed · Cistaceae -
Helianthemum greenei B.L. Rob. HEGR2island rushrose · Cistaceae -
Helianthemum salicifolium (L.) Mill. HESA11willowleaf frostweed · Cistaceae -
Helianthus carnosus Small HECA14lakeside sunflower · Asteraceae -
Helianthus debilis Nutt. ssp. tardiflorus Heiser HEDETcucumberleaf sunflower · Asteraceae -
Helianthus laciniatus A. Gray HELA8alkali sunflower · Asteraceae -
Helianthus neglectus Heiser HENEneglected sunflower · Asteraceae -
Helianthus niveus (Benth.) Brandegee ssp. tephrodes (A. Gray) Heiser HENITAlgodones sunflower · Asteraceae -
Helianthus nuttallii Torr. & A. Gray ssp. parishii (A. Gray) Heiser HENUPParish's sunflower · Asteraceae -
Helianthus praecox Engelm. & A. Gray ssp. hirtus (Heiser) Heiser HEPRHTexas sunflower · Asteraceae - Helianthus praecox Engelm. & A. Gray ssp. praecox HEPRPTexas sunflower · Asteraceae
- Helianthus praetermissus E.E. Watson HEPR5New Mexico sunflower · Asteraceae
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Helianthus verticillatus Small HEVE3whorled sunflower · Asteraceae - Helianthus ×ambiguus (A. Gray) Britton (pro sp.) [divaricatus × giganteus] HEAM7sunflower · Asteraceae
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Helianthus ×doronicoides Lam. (pro sp.) [giganteus × mollis] HEDOsunflower · Asteraceae - Helianthus ×kellermanii Britton (pro sp.) [grosseserratus × salicifolius] HEKE2sunflower · Asteraceae
- Helianthus ×luxurians E.E. Watson (pro sp.) [giganteus × grosseserratus] HELU4sunflower · Asteraceae
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Helichrysum foetidum (L.) Cass. HEFO4stinking strawflower · Asteraceae -
Helichrysum petiolare Hilliard & B.L. Burtt HEPE8licorice-plant · Asteraceae -
Heliconia latispatha Benth. HELA12expanded lobsterclaw · Heliconiaceae -
Heliconia metallica Planch. & Linden ex Hook. HEME4shining bird of paradise · Heliconiaceae -
Heliconia psittacorum L. f. HEPS2parakeetflower · Heliconiaceae -
Heliconia rostrata Ruiz & Pav. HERO7false bird of paradise · Heliconiaceae