§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 201–250 of 901 (introduced).
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Chaenomeles speciosa (Sweet) Nakai Introduced CHSP12flowering quince · Rosaceae 1 county -
Chaenorhinum minus (L.) Lange Introduced CHMIdwarf snapdragon · Scrophulariaceae 1 county -
Chamaemelum mixtum (L.) All. Introduced CHMI5weedy dogfennel · Asteraceae 1 county -
Chenopodium album L. var. album Introduced CHALAlambsquarters · Chenopodiaceae 22 counties -
Chenopodium foliosum (Moench) Asch. Introduced CHFO2leafy goosefoot · Chenopodiaceae 13 counties - Chenopodium humile Hook. Introduced CHHUmarshland goosefoot · Chenopodiaceae 6 counties
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Chenopodium murale L. Introduced CHMU2nettleleaf goosefoot · Chenopodiaceae 2 counties -
Chloris radiata (L.) Sw. Introduced CHRAradiate fingergrass · Poaceae 1 county -
Chondrilla juncea L. Introduced CHJUrush skeletonweed · Asteraceae 20 counties -
Chorispora tenella (Pall.) DC. Introduced CHTE2crossflower · Brassicaceae 16 counties -
Cicer arietinum L. Introduced CIAR5chick pea · Fabaceae 2 counties -
Cichorium endivia L. Introduced CIENcultivated endive · Asteraceae 1 county -
Cichorium intybus L. Introduced CIINchicory · Asteraceae 26 counties -
Cirsium arvense (L.) Scop. Introduced CIAR4Canada thistle · Asteraceae 36 counties -
Cirsium pyrenaicum (Jacq.) All. Introduced CIPY2Pyrenean thistle · Asteraceae 1 county -
Cirsium vulgare (Savi) Ten. Introduced CIVUbull thistle · Asteraceae 36 counties -
Cladoraphis cyperoides (Thunb.) S.M. Phillips Introduced CLCY2bristly lovegrass · Poaceae 1 county -
Clematis vitalba L. Introduced CLVI6evergreen clematis · Ranunculaceae 8 counties -
Cnicus benedictus L. Introduced CNBEblessed thistle · Asteraceae 10 counties -
Commelina communis L. Introduced COCO3Asiatic dayflower · Commelinaceae 1 county -
Conium maculatum L. Introduced COMA2poison hemlock · Apiaceae 25 counties -
Conringia orientalis (L.) Dumort. Introduced COORhare's ear mustard · Brassicaceae 12 counties -
Consolida ajacis (L.) Schur Introduced COAJdoubtful knight's-spur · Ranunculaceae 4 counties -
Convallaria majalis L. Introduced COMA7European lily of the valley · Liliaceae 2 counties -
Convolvulus arvensis L. Introduced COAR4field bindweed · Convolvulaceae 31 counties -
Conyza bonariensis (L.) Cronquist Introduced COBOasthmaweed · Asteraceae 3 counties -
Coriandrum sativum L. Introduced COSAcoriander · Apiaceae 2 counties -
Coronopus didymus (L.) Sm. Introduced CODI6lesser swinecress · Brassicaceae 6 counties -
Corrigiola litoralis L. Introduced COLI6strapwort · Caryophyllaceae 1 county -
Cortaderia jubata (Lem.) Stapf Introduced COJU2purple pampas grass · Poaceae 3 counties -
Corylus avellana L. Introduced COAV80common filbert · Betulaceae 5 counties -
Cotoneaster acuminatus Lindl. Introduced COAC7acuminate cotoneaster · Rosaceae 1 county -
Cotoneaster acutifolius Turcz. Introduced COAC2Peking cotoneaster · Rosaceae 1 county -
Cotoneaster divaricatus Rehder & E.H. Wilson Introduced CODI19spreading cotoneaster · Rosaceae 1 county -
Cotoneaster franchetii Boiss. Introduced COFR3orange cotoneaster · Rosaceae 5 counties - Cotoneaster horizontalis Decne. Introduced COHO80rockspray cotoneaster · Rosaceae 1 county
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Cotoneaster lacteus W.W. Sm. Introduced COLA18milkflower cotoneaster · Rosaceae 4 counties -
Cotoneaster nitens Rehder & E.H. Wilson Introduced CONI12few-flowered cotoneaster · Rosaceae 1 county -
Cotoneaster pannosus Franch. Introduced COPA14silverleaf cotoneaster · Rosaceae 1 county -
Cotoneaster simonsii Baker Introduced COSI82Simons' cotoneaster · Rosaceae 3 counties -
Cotula australis (Sieber ex Spreng.) Hook. f. Introduced COAU3Australian waterbuttons · Asteraceae 2 counties -
Cotula coronopifolia L. Introduced COCO7common brassbuttons · Asteraceae 7 counties -
Crambe maritima L. Introduced CRMAsea kale · Brassicaceae 1 county -
Crassula tillaea Lester-Garland Introduced CRTImoss pygmyweed · Crassulaceae 3 counties -
Crataegus monogyna Jacq. Introduced CRMO3oneseed hawthorn · Rosaceae 15 counties - Crataegus ×cogswellii K.I. Chr. & T.A. Dickinson [monogyna × suksdorfii] Introduced CRCO3Cogswell's hawthorn · Rosaceae 4 counties
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Crepis capillaris (L.) Wallr. Introduced CRCA3smooth hawksbeard · Asteraceae 19 counties -
Crepis nicaeensis Balbis ex Pers. Introduced CRNI2Turkish hawksbeard · Asteraceae 1 county -
Crepis pulchra L. Introduced CRPU3smallflower hawksbeard · Asteraceae 1 county -
Crepis setosa Haller f. Introduced CRSE2bristly hawksbeard · Asteraceae 12 counties