§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
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Showing 351–400 of 1,404 (native).
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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
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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
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Crataegus chrysocarpa Ashe Native CRCHfireberry hawthorn · Rosaceae 4 counties - Crataegus chrysocarpa Ashe var. chrysocarpa Native CRCHC2red haw · Rosaceae 4 counties
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Crataegus crus-galli L. Native CRCR2cockspur hawthorn · Rosaceae 3 counties -
Crataegus intricata Lange Native CRIN3Copenhagen 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 -
Crotalaria sagittalis L. Native CRSA4arrowhead rattlebox · Fabaceae 3 counties -
Cryptotaenia canadensis (L.) DC. Native CRCA9Canadian honewort · Apiaceae 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
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Cuscuta gronovii Willd. ex Schult. Native CUGRscaldweed · Cuscutaceae 4 counties - Cuscuta gronovii Willd. ex Schult. var. gronovii Native CUGRGscaldweed · Cuscutaceae 4 counties
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Cuscuta pentagona Engelm. Native CUPE3fiveangled dodder · Cuscutaceae 3 counties - Cuscuta pentagona Engelm. var. pentagona Native CUPEP2fiveangled dodder · Cuscutaceae 3 counties
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Cuscuta polygonorum Engelm. Native CUPOsmartweed dodder · Cuscutaceae 1 county -
Cyclachaena xanthiifolia (Nutt.) Fresen. Native CYXA2carelessweed · Asteraceae 1 county -
Cyperus bipartitus Torr. Native CYBI6slender flatsedge · Cyperaceae 4 counties -
Cyperus dentatus Torr. Native CYDE2toothed flatsedge · Cyperaceae 4 counties - Cyperus diandrus Torr. Native CYDI3umbrella flatsedge · Cyperaceae 4 counties
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Cyperus erythrorhizos Muhl. Native CYER2redroot flatsedge · Cyperaceae 1 county -
Cyperus filicinus Vahl Native CYFIfern flatsedge · Cyperaceae 4 counties -
Cyperus grayi Torr. Native CYGR2Gray's flatsedge · Cyperaceae 3 counties -
Cyperus lupulinus (Spreng.) Marcks Native CYLU2Great Plains flatsedge · Cyperaceae 4 counties - Cyperus lupulinus (Spreng.) Marcks ssp. lupulinus Native CYLULGreat Plains flatsedge · Cyperaceae 4 counties
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Cyperus odoratus L. Native CYODfragrant flatsedge · Cyperaceae 3 counties -
Cyperus squarrosus L. Native CYSQbearded flatsedge · Cyperaceae 1 county -
Cyperus strigosus L. Native CYSTstrawcolored flatsedge · Cyperaceae 5 counties -
Cypripedium acaule Aiton Native CYAC3moccasin flower · Orchidaceae 3 counties -
Cystopteris bulbifera (L.) Bernh. Native CYBU3bulblet bladderfern · Dryopteridaceae 1 county -
Cystopteris tenuis (Michx.) Desv. Native CYTE7upland brittle bladderfern · Dryopteridaceae 3 counties -
Dactylorhiza viridis (L.) R.M. Bateman, A.M. Pridgeon & M.W. Chase Native DAVI6longbract frog orchid · Orchidaceae 1 county -
Danthonia compressa Austin Native DACOflattened oatgrass · Poaceae 3 counties -
Danthonia spicata (L.) P. Beauv. ex Roem. & Schult. Native DASP2poverty oatgrass · Poaceae 5 counties -
Datura wrightii Regel Native DAWR2sacred thorn-apple · Solanaceae 1 county -
Decodon verticillatus (L.) Elliott Native DEVEswamp loosestrife · Lythraceae 3 counties -
Dennstaedtia punctilobula (Michx.) T. Moore Native DEPU2eastern hayscented fern · Dennstaedtiaceae 4 counties -
Deparia acrostichoides (Sw.) M. Kato Native DEAC4silver false spleenwort · Dryopteridaceae 2 counties -
Deschampsia cespitosa (L.) P. Beauv. Native DECEtufted hairgrass · Poaceae 2 counties -
Deschampsia flexuosa (L.) Trin. Native DEFLwavy hairgrass · Poaceae 4 counties - Deschampsia flexuosa (L.) Trin. var. flexuosa Native DEFLFwavy hairgrass · Poaceae 4 counties
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Desmodium canadense (L.) DC. Native DECA7showy ticktrefoil · Fabaceae 3 counties