§1State listing — Pacific
Oregon
a regional flora of 36 counties
- State code
- OR · FIPS 41
- Taxa recorded
- 5,518
- Counties
- 36
§2Counties
Drill down to a county
- Baker 410011,572 taxa Open ↗
- Benton 410031,855 taxa Open ↗
- Clackamas 410051,485 taxa Open ↗
- Clatsop 41007979 taxa Open ↗
- Columbia 410091,183 taxa Open ↗
- Coos 410111,238 taxa Open ↗
- Crook 410131,354 taxa Open ↗
- Curry 410151,738 taxa Open ↗
- Deschutes 410171,482 taxa Open ↗
- Douglas 410192,250 taxa Open ↗
- Gilliam 41021446 taxa Open ↗
- Grant 410231,454 taxa Open ↗
- Harney 410252,035 taxa Open ↗
- Hood River 410271,388 taxa Open ↗
- Jackson 410292,580 taxa Open ↗
- Jefferson 410311,315 taxa Open ↗
- Josephine 410332,174 taxa Open ↗
- Klamath 410351,971 taxa Open ↗
- Lake 410371,726 taxa Open ↗
- Lane 410392,220 taxa Open ↗
- Lincoln 41041871 taxa Open ↗
- Linn 410431,680 taxa Open ↗
- Malheur 410451,442 taxa Open ↗
- Marion 410471,752 taxa Open ↗
- Morrow 41049564 taxa Open ↗
- Multnomah 410511,590 taxa Open ↗
- Polk 41053971 taxa Open ↗
- Sherman 41055525 taxa Open ↗
- Tillamook 41057843 taxa Open ↗
- Umatilla 410591,444 taxa Open ↗
- Union 410611,559 taxa Open ↗
- Wallowa 410631,929 taxa Open ↗
- Wasco 410651,534 taxa Open ↗
- Washington 410671,527 taxa Open ↗
- Wheeler 41069980 taxa Open ↗
- Yamhill 41071871 taxa Open ↗
§3Catalogue
All taxa recorded in Oregon
Filter
Showing 4,951–5,000 of 5,518.
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Spergula arvensis L. Introduced SPARcorn spurry · Caryophyllaceae 20 counties -
Spergularia bocconii (Scheele) Foucaud ex Merino Introduced SPBOBoccone's sandspurry · Caryophyllaceae 1 county -
Spergularia canadensis (Pers.) G. Don Native SPCA3Canadian sandspurry · Caryophyllaceae 4 counties - Spergularia canadensis (Pers.) G. Don var. occidentalis R.P. Rossb. Native SPCAOwestern sandspurry · Caryophyllaceae 4 counties
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Spergularia diandra (Guss.) Held. & Sart. Introduced SPDIalkali sandspurry · Caryophyllaceae 9 counties -
Spergularia macrotheca (Hornem.) Heynh. Native SPMAsticky sandspurry · Caryophyllaceae 6 counties - Spergularia macrotheca (Hornem.) Heynh. var. macrotheca Native SPMAMsticky sandspurry · Caryophyllaceae 6 counties
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Spergularia maritima (All.) Chiov. Introduced SPMA10media sandspurry · Caryophyllaceae 3 counties -
Spergularia rubra (L.) J. Presl & C. Presl Introduced SPRUred sandspurry · Caryophyllaceae 26 counties -
Spergularia salina J. Presl & C. Presl Native SPSA5salt sandspurry · Caryophyllaceae 8 counties -
Spergularia villosa (Pers.) Camb. Introduced SPVIhairy sandspurry · Caryophyllaceae 1 county -
Sphaeralcea coccinea (Nutt.) Rydb. Native SPCOscarlet globemallow · Malvaceae 6 counties -
Sphaeralcea grossulariifolia (Hook. & Arn.) Rydb. Native SPGR2gooseberryleaf globemallow · Malvaceae 5 counties - Sphaeralcea grossulariifolia (Hook. & Arn.) Rydb. ssp. grossulariifolia Native SPGRGgooseberryleaf globemallow · Malvaceae 2 counties
- Sphaeralcea grossulariifolia (Hook. & Arn.) Rydb. ssp. pedata (Torr. ex A. Gray) Kearney Native SPGRP2gooseberryleaf globemallow · Malvaceae 2 counties
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Sphaeralcea munroana (Douglas) Spach Native SPMU2Munro's globemallow · Malvaceae 15 counties - Sphaeralcea munroana (Douglas) Spach ssp. munroana Native SPMUMMunro's globemallow · Malvaceae 15 counties
- Sphaeralcea munroana (Douglas) Spach ssp. subrhomboidea (Rydb.) Kearney Native SPMUS2whitestem globemallow · Malvaceae 1 county
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Sphaeromeria cana (D.C. Eaton) A. Heller Native SPCA7gray chickensage · Asteraceae 2 counties -
Sphaerophysa salsula (Pall.) DC. Introduced SPSA3alkali swainsonpea · Fabaceae 4 counties - Sphagnum oregonense R.E. Andrus Native SPOR5Oregon sphagnum · Sphagnaceae 1 county
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Sphenopholis intermedia (Rydb.) Rydb. Native SPIN3slender wedgescale · Poaceae 1 county -
Sphenopholis obtusata (Michx.) Scribn. Native SPOBprairie wedgescale · Poaceae 4 counties -
Sphenosciadium capitellatum A. Gray Native SPCA5woollyhead parsnip · Apiaceae 15 counties -
Spiraea douglasii Hook. Native SPDOrose spirea · Rosaceae 25 counties - Spiraea douglasii Hook. var. douglasii Native SPDODrose spirea · Rosaceae 22 counties
- Spiraea douglasii Hook. var. menziesii (Hook.) C. Presl Native SPDOMMenzies' spirea · Rosaceae 13 counties
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Spiraea lucida Douglas ex Greene Native SPLU5shinyleaf spirea · Rosaceae 14 counties -
Spiraea splendens Baumann ex K. Koch Native SPSP2rose meadowsweet · Rosaceae 18 counties - Spiraea splendens Baumann ex K. Koch var. splendens Native SPSPSrose meadowsweet · Rosaceae 18 counties
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Spiraea tomentosa L. Native SPTO2steeplebush · Rosaceae 1 county - Spiraea ×pyramidata Greene (pro sp.) [betulifolia × douglasii] Native SPPYspirea · Rosaceae 8 counties
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Spiranthes porrifolia Lindl. Native SPPO7creamy lady's tresses · Orchidaceae 8 counties -
Spiranthes romanzoffiana Cham. Native SPROhooded lady's tresses · Orchidaceae 29 counties -
Spirodela polyrrhiza (L.) Schleid. Native SPPOcommon duckmeat · Lemnaceae 12 counties -
Sporobolus airoides (Torr.) Torr. Native SPAIalkali sacaton · Poaceae 1 county -
Sporobolus cryptandrus (Torr.) A. Gray Native SPCRsand dropseed · Poaceae 13 counties -
Sporobolus indicus (L.) R. Br. Introduced SPIN4smut grass · Poaceae 1 county - Sporobolus indicus (L.) R. Br. var. indicus Introduced SPINI2smut grass · Poaceae 1 county
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Stachys chamissonis Benth. Native STCHcoastal hedgenettle · Lamiaceae 21 counties - Stachys chamissonis Benth. var. cooleyae (A. Heller) G. Mulligan & D. Munro Native STCHC3coastal hedgenettle · Lamiaceae 21 counties
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Stachys mexicana Benth. Native STMEMexican hedgenettle · Lamiaceae 17 counties -
Stachys pilosa Nutt. Native STPI6hairy hedgenettle · Lamiaceae 11 counties - Stachys pilosa Nutt. var. pilosa Native STPIP5hairy hedgenettle · Lamiaceae 11 counties
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Stachys rigida Nutt. ex Benth. Native STRIrough hedgenettle · Lamiaceae 22 counties - Stachys rigida Nutt. ex Benth. var. quercetorum (A. Heller) G. Mulligan & D. Munro Native STRIQ2rough hedgenettle · Lamiaceae 1 county
- Stachys rigida Nutt. ex Benth. var. rigida Native STRIR3rough hedgenettle · Lamiaceae 2 counties
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Stanleya confertiflora (B.L. Rob.) Howell Native STCO2Oregon princesplume · Brassicaceae 4 counties -
Stanleya pinnata (Pursh) Britton Native STPIdesert princesplume · Brassicaceae 3 counties - Stanleya pinnata (Pursh) Britton var. pinnata Native STPIPdesert princesplume · Brassicaceae 3 counties