§1State listing — Northeast
Rhode Island
a regional flora of 5 counties
- State code
- RI · FIPS 44
- Taxa recorded
- 1,877
- Counties
- 5
§2Counties
Drill down to a county
§3Catalogue
All taxa recorded in Rhode Island
Filter
Showing 451–500 of 1,877.
-
Colutea arborescens L. Introduced COAR6bladder senna · Fabaceae 1 county -
Comandra umbellata (L.) Nutt. Native COUMbastard toadflax · Santalaceae 4 counties - Comandra umbellata (L.) Nutt. ssp. umbellata Native COUMUbastard toadflax · Santalaceae 4 counties
-
Commelina communis L. Introduced COCO3Asiatic dayflower · Commelinaceae 5 counties -
Comptonia peregrina (L.) J.M. Coult. Native COPE80sweet fern · Myricaceae 5 counties -
Conium maculatum L. Introduced COMA2poison hemlock · Apiaceae 1 county -
Conopholis americana (L.) Wallr. Native COAMAmerican cancer-root · Orobanchaceae 1 county -
Consolida ajacis (L.) Schur Introduced COAJdoubtful knight's-spur · Ranunculaceae 2 counties -
Convallaria majalis L. Introduced COMA7European lily of the valley · Liliaceae 2 counties -
Convolvulus arvensis L. Introduced COAR4field bindweed · Convolvulaceae 4 counties -
Conyza canadensis (L.) Cronquist Native COCA5Canadian horseweed · Asteraceae 5 counties -
Coptis trifolia (L.) Salisb. Native COTR2threeleaf goldthread · Ranunculaceae 3 counties -
Corallorhiza maculata (Raf.) Raf. Native COMA25summer coralroot · Orchidaceae 3 counties - Corallorhiza maculata (Raf.) Raf. var. maculata Native COMAM7summer coralroot · Orchidaceae 3 counties
-
Corallorhiza odontorhiza (Willd.) Poir. Native COOD7autumn coralroot · Orchidaceae 1 county - Corallorhiza odontorhiza (Willd.) Poir. var. odontorhiza Native COODO2autumn coralroot · Orchidaceae 1 county
-
Corallorhiza trifida Chatelain Native COTR18yellow coralroot · Orchidaceae 1 county -
Coreopsis lanceolata L. Native COLA5lanceleaf tickseed · Asteraceae 2 counties -
Coreopsis rosea Nutt. Native COROpink tickseed · Asteraceae 3 counties -
Coreopsis tinctoria Nutt. Native COTI3golden tickseed · Asteraceae 1 county - Coreopsis tinctoria Nutt. var. tinctoria Native COTITgolden tickseed · Asteraceae 1 county
-
Coriandrum sativum L. Introduced COSAcoriander · Apiaceae 1 county -
Cornus alternifolia L. f. Native COAL2alternateleaf dogwood · Cornaceae 4 counties -
Cornus amomum Mill. Native COAM2silky dogwood · Cornaceae 5 counties -
Cornus canadensis L. Native COCA13bunchberry dogwood · Cornaceae 2 counties -
Cornus florida L. Native COFL2flowering dogwood · Cornaceae 3 counties -
Cornus racemosa Lam. Native CORA6gray dogwood · Cornaceae 2 counties -
Cornus rugosa Lam. Native CORUroundleaf dogwood · Cornaceae 1 county -
Cornus sericea L. Native COSE16redosier dogwood · Cornaceae 1 county - Cornus sericea L. ssp. sericea Native COSESredosier dogwood · Cornaceae 1 county
-
Coronopus squamatus (Forssk.) Asch. Introduced COSQgreater swinecress · Brassicaceae 1 county -
Corydalis sempervirens (L.) Pers. Native COSE5rock harlequin · Fumariaceae 2 counties -
Corylus americana Walter Native COAM3American hazelnut · Betulaceae 4 counties -
Corylus cornuta Marshall Native COCO6beaked hazelnut · Betulaceae 4 counties - Corylus cornuta Marshall var. cornuta Native COCOC2beaked hazelnut · Betulaceae 4 counties
-
Cosmos bipinnatus Cav. Introduced COBI2garden cosmos · Asteraceae 2 counties -
Crataegus chrysocarpa Ashe Native CRCHfireberry hawthorn · Rosaceae 4 counties - Crataegus chrysocarpa Ashe var. chrysocarpa Native CRCHC2red haw · Rosaceae 4 counties
-
Crataegus crus-galli L. Native CRCR2cockspur hawthorn · Rosaceae 3 counties -
Crataegus intricata Lange Native CRIN3Copenhagen hawthorn · Rosaceae 3 counties -
Crataegus monogyna Jacq. Introduced CRMO3oneseed hawthorn · Rosaceae 3 counties -
Crataegus phaenopyrum (L. f.) Medik. Native CRPHWashington hawthorn · Rosaceae 1 county -
Crataegus succulenta Schrad. ex Link Native CRSU5fleshy hawthorn · Rosaceae 2 counties -
Crepis capillaris (L.) Wallr. Introduced CRCA3smooth hawksbeard · Asteraceae 2 counties -
Crotalaria sagittalis L. Native CRSA4arrowhead rattlebox · Fabaceae 3 counties -
Cryptotaenia canadensis (L.) DC. Native CRCA9Canadian honewort · Apiaceae 1 county -
Cucumis melo L. Introduced CUMEcantaloupe · Cucurbitaceae 1 county -
Cuscuta cephalanthi Engelm. Native CUCEbuttonbush dodder · Cuscutaceae 2 counties -
Cuscuta compacta Juss. ex Choisy Native CUCO2compact dodder · Cuscutaceae 4 counties - Cuscuta compacta Juss. ex Choisy var. compacta Native CUCOCcompact dodder · Cuscutaceae 4 counties