Index / States / Oregon / Washington
§1County listing — Oregon
Washington County
Oregon
- FIPS
- 41067
- Taxa recorded
- 1,527
- State
- Oregon
Filter
Showing 401–450 of 1,527.
-
Comandra umbellata (L.) Nutt. Native COUMbastard toadflax · Santalaceae - Comandra umbellata (L.) Nutt. ssp. pallida (A. DC.) Piehl Native COUMPpale bastard toadflax · Santalaceae
-
Conium maculatum L. Introduced COMA2poison hemlock · Apiaceae -
Conringia orientalis (L.) Dumort. Introduced COORhare's ear mustard · Brassicaceae -
Convolvulus arvensis L. Introduced COAR4field bindweed · Convolvulaceae -
Corallorhiza maculata (Raf.) Raf. Native COMA25summer coralroot · Orchidaceae -
Corallorhiza mertensiana Bong. Native COME17Pacific coralroot · Orchidaceae -
Corallorhiza striata Lindl. Native COST19hooded coralroot · Orchidaceae - Corallorhiza striata Lindl. var. striata Native COSTS3hooded coralroot · Orchidaceae
-
Cordylanthus capitatus Nutt. ex Benth. Native COCA7Yakima bird's-beak · Scrophulariaceae -
Cordylanthus ramosus Nutt. ex Benth. Native CORA5bushy bird's beak · Scrophulariaceae -
Coreopsis tinctoria Nutt. Native COTI3golden tickseed · Asteraceae - Coreopsis tinctoria Nutt. var. tinctoria Native COTITgolden tickseed · Asteraceae
-
Cornus nuttallii Audubon ex Torr. & A. Gray Native CONU4Pacific dogwood · Cornaceae -
Cornus sericea L. Native COSE16redosier dogwood · Cornaceae - Cornus sericea L. ssp. occidentalis (Torr. & A. Gray) Fosberg Native COSEOwestern dogwood · Cornaceae
- Cornus sericea L. ssp. sericea Native COSESredosier dogwood · Cornaceae
-
Cornus unalaschkensis Ledeb. Native COUNwestern cordilleran bunchberry · Cornaceae -
Corylus cornuta Marshall Native COCO6beaked hazelnut · Betulaceae - Corylus cornuta Marshall var. californica (A. DC.) Sharp Native COCOCCalifornia hazelnut · Betulaceae
-
Cotoneaster franchetii Boiss. Introduced COFR3orange cotoneaster · Rosaceae -
Crataegus chrysocarpa Ashe Native CRCHfireberry hawthorn · Rosaceae - Crataegus chrysocarpa Ashe var. piperi (Britton) Kruschke Native CRCHP2Piper's hawthorn · Rosaceae
-
Crataegus douglasii Lindl. Native CRDO2black hawthorn · Rosaceae -
Crataegus monogyna Jacq. Introduced CRMO3oneseed hawthorn · Rosaceae -
Crepis acuminata Nutt. Native CRAC2tapertip hawksbeard · Asteraceae - Crepis acuminata Nutt. ssp. acuminata Native CRACAtapertip hawksbeard · Asteraceae
-
Crepis bakeri Greene Native CRBA2Baker's hawksbeard · Asteraceae - Crepis bakeri Greene ssp. idahoensis Babc. & Stebbins Native CRBAIIdaho hawksbeard · Asteraceae
-
Crepis capillaris (L.) Wallr. Introduced CRCA3smooth hawksbeard · Asteraceae -
Crepis intermedia A. Gray Native CRIN4limestone hawksbeard · Asteraceae -
Crepis modocensis Greene Native CRMO4Modoc hawksbeard · Asteraceae - Crepis modocensis Greene ssp. modocensis Native CRMOMModoc hawksbeard · Asteraceae
-
Crepis occidentalis Nutt. Native CROClargeflower hawksbeard · Asteraceae - Crepis occidentalis Nutt. ssp. costata (A. Gray) Babc. & Stebbins Native CROCC2largeflower hawksbeard · Asteraceae
-
Crepis setosa Haller f. Introduced CRSE2bristly hawksbeard · Asteraceae -
Croton setigerus Hook. Native CRSE11dove weed · Euphorbiaceae -
Crypsis alopecuroides (Piller & Mitterp.) Schrad. Introduced CRAL2foxtail pricklegrass · Poaceae -
Cryptantha affinis (A. Gray) Greene Native CRAFquill cryptantha · Boraginaceae -
Cryptantha ambigua (A. Gray) Greene Native CRAM3basin cryptantha · Boraginaceae -
Cryptantha celosioides (Eastw.) Payson Native CRCEbuttecandle · Boraginaceae -
Cryptantha intermedia (A. Gray) Greene Native CRIN8Clearwater cryptantha · Boraginaceae -
Cryptantha propria (A. Nelson & J.F. Macbr.) Payson Native CRPR3Malheur cryptantha · Boraginaceae -
Cryptantha pterocarya (Torr.) Greene Native CRPTwingnut cryptantha · Boraginaceae - Cryptantha pterocarya (Torr.) Greene var. pterocarya Native CRPTP2wingnut cryptantha · Boraginaceae
-
Cryptogramma acrostichoides R. Br. Native CRAC3American rockbrake · Pteridaceae -
Cuscuta indecora Choisy Native CUINbigseed alfalfa dodder · Cuscutaceae - Cuscuta indecora Choisy var. neuropetala (Engelm.) Hitchc. Native CUINNbigseed dodder · Cuscutaceae
-
Cyclachaena xanthiifolia (Nutt.) Fresen. Native CYXA2carelessweed · Asteraceae -
Cynoglossum grande Douglas ex Lehm. Native CYGRPacific hound's tongue · Boraginaceae