Explore / Range and rarity / Single-county taxa
Range and rarity
Single-county taxa
Taxa documented in only a single county across the entire catalogue. Mostly local endemics, sub-rank curiosities, and rarely-collected outliers — the eccentric edge of the flora.
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Showing 1,301–1,350 of 3,373.
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Eriogonum holmgrenii Reveal ERHO5Snake Range buckwheat · Polygonaceae -
Eriogonum hylophilum Reveal & Brotherson ERHY3Gate Canyon buckwheat · Polygonaceae -
Eriogonum intrafractum Coville & Morton ERIN5napkinring · Polygonaceae -
Eriogonum kelloggii A. Gray ERKERed Mountain buckwheat · Polygonaceae -
Eriogonum kennedyi Porter ex S. Watson var. austromontanum Munz & I.M. Johnst. ERKEA2southern mountain buckwheat · Polygonaceae -
Eriogonum kennedyi Porter ex S. Watson var. pinicola Reveal ERKEPKern buckwheat · Polygonaceae -
Eriogonum meledonum Reveal ERME6bridle buckwheat · Polygonaceae -
Eriogonum microthecum Nutt. var. panamintense S. Stokes ERMIPPanamint buckwheat · Polygonaceae -
Eriogonum mortonianum Reveal ERMO9Fredonia buckwheat · Polygonaceae -
Eriogonum natum Reveal ERNA4Son's buckwheat · Polygonaceae -
Eriogonum novonudum M. Peck ERNO3false naked buckwheat · Polygonaceae -
Eriogonum nudum Douglas ex Benth. var. murinum Reveal ERNUMmouse buckwheat · Polygonaceae -
Eriogonum nudum Douglas ex Benth. var. regirivum Reveal & J. Stebbins ERNURKings River buckwheat · Polygonaceae -
Eriogonum ovalifolium (Gand.) Reveal & Mansfield var. rubidum EROVRSteens Mountain cushion buckwheat · Polygonaceae -
Eriogonum ovalifolium Nutt. var. focarium Reveal & Mansfield EROVF2Craters of the Moon cushion buckwheat · Polygonaceae -
Eriogonum ovalifolium Nutt. var. vineum (Small) Jeps. EROVVCushenbury buckwheat · Polygonaceae -
Eriogonum panguicense (M.E. Jones) Reveal var. alpestre (S. Stokes) Reveal ERPAAPanguitch buckwheat · Polygonaceae - Eriogonum phoeniceum L.M. Shultz ERPH4scarlet buckwheat · Polygonaceae
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Eriogonum scopulorum Reveal ERSC5cliff buckwheat · Polygonaceae -
Eriogonum soredium Reveal ERSO2Frisco buckwheat · Polygonaceae -
Eriogonum spectabile B.L. Corbin, Reveal & R. Barron ERSP20Barron's wild buckwheat · Polygonaceae -
Eriogonum thompsoniae S. Watson var. atwoodii Reveal ERTHA2Atwood's buckwheat · Polygonaceae -
Eriogonum thompsoniae S. Watson var. matthewsiae (Reveal) Reveal ERTHMMatthews' buckwheat · Polygonaceae -
Eriogonum thornei (Reveal & Henrickson) L.M. Shultz ERTH6Thorne's buckwheat · Polygonaceae -
Eriogonum tiehmii Reveal ERTITiehm's buckwheat · Polygonaceae -
Eriogonum twisselmannii (J.T. Howell) Reveal ERTW2Twisselmann's buckwheat · Polygonaceae -
Eriogonum umbellatum Torr. var. vernum Reveal ERUMVsulphur-flower buckwheat · Polygonaceae -
Eriogonum wrightii Torr. ex Benth. var. olanchense (J.T. Howell) Reveal ERWROOlancha Peak buckwheat · Polygonaceae - Eriogonum ×blissianum H. Mason [arborescens × giganteum] ERBL3buckwheat · Polygonaceae
- Eriogonum ×duchesnense Reveal (pro sp.) [brevicaule × corymbosum] ERDU2buckwheat · Polygonaceae
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Eriophorum callitrix Cham. ex C.A. Mey. var. moravium Raymond ERCAMarctic cottongrass · Cyperaceae -
Eriophorum russeolum Fr. ex Hartm. var. majus Sommier ERRUMred cottongrass · Cyperaceae -
Eriophyllum congdonii Brandegee ERCO16Congdon's woolly sunflower · Asteraceae -
Eriophyllum latilobum Rydb. ERLA8San Mateo woolly sunflower · Asteraceae -
Eriophyllum mohavense (I.M. Johnst.) Jeps. ERMO6Mojave woolly sunflower · Asteraceae -
Erodium gruinum (L.) L'Hér. ex Aiton ERGR15Iranian stork's bill · Geraniaceae -
Erodium macrophyllum Hook. & Arn. var. californicum (Greene) Jeps. ERMACCalifornia stork's bill · Geraniaceae -
Erodium macrophyllum Hook. & Arn. var. macrophyllum ERMAM2roundleaf stork's bill · Geraniaceae -
Erodium stephenianum Willd. ERST6Stephen's stork's bill · Geraniaceae -
Eryngium foetidum L. ERFO5spiritweed · Apiaceae -
Eryngium maritimum L. ERMA7seaside eryngo · Apiaceae - Eryngium pendletonensis K.L. Marsden & M.G. Simpson ERPE19Pendleton's eryngo · Apiaceae
- Eryngium phyteumae Delar. f. ERPH3Huachuca Mountain eryngo · Apiaceae
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Eryngium sparganophyllum Hemsl. ERSP10Arizona eryngo · Apiaceae -
Erysimum capitatum (Douglas ex Hook.) Greene var. angustatum (Greene) G. Rossb. ERCAAContra Costa wallflower · Brassicaceae -
Erysimum capitatum (Douglas ex Hook.) Greene var. bealianum (Jeps.) G. Rossb. ERCABsanddune wallflower · Brassicaceae - Erysimum cheiri (L.) Crantz ERCH10Aegean wallflower · Brassicaceae
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Erysimum menziesii (Hook.) Wettst. ssp. eurekense R.A. Price ERMEEHumboldt wallflower · Brassicaceae -
Erysimum menziesii (Hook.) Wettst. ssp. yadonii R.A. Price ERMEYYadon's wallflower · Brassicaceae -
Erysimum odoratum Ehrh. EROD2smelly wallflower · Brassicaceae