§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 1,351–1,400 of 1,877.
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Proserpinaca pectinata Lam. Native PRPEcombleaf mermaidweed · Haloragaceae 2 counties -
Prunella vulgaris L. Native PRVUcommon selfheal · Lamiaceae 4 counties -
Prunus americana Marshall Native PRAMAmerican plum · Rosaceae 2 counties -
Prunus avium (L.) L. Introduced PRAVsweet cherry · Rosaceae 1 county - Prunus cerasus L. Introduced PRCEsour cherry · Rosaceae 4 counties
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Prunus domestica L. Introduced PRDOEuropean plum · Rosaceae 1 county -
Prunus maritima Marshall Native PRMA2beach plum · Rosaceae 4 counties - Prunus maritima Marshall var. maritima Native PRMAMbeach plum · Rosaceae 4 counties
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Prunus pensylvanica L. f. Native PRPE2pin cherry · Rosaceae 4 counties - Prunus pensylvanica L. f. var. pensylvanica Native PRPEPpin cherry · Rosaceae 4 counties
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Prunus persica (L.) Batsch Introduced PRPE3peach · Rosaceae 3 counties - Prunus persica (L.) Batsch var. persica Introduced PRPEP2peach · Rosaceae 3 counties
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Prunus serotina Ehrh. Native PRSE2black cherry · Rosaceae 5 counties - Prunus serotina Ehrh. var. serotina Native PRSESblack cherry · Rosaceae 5 counties
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Prunus susquehanae hort. ex Willd. Native PRSU3Sesquehana sandcherry · Rosaceae 3 counties -
Prunus virginiana L. Native PRVIchokecherry · Rosaceae 2 counties - Prunus virginiana L. var. virginiana Native PRVIVchokecherry · Rosaceae 2 counties
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Pseudognaphalium obtusifolium (L.) Hilliard & B.L. Burtt Native PSOB3rabbit-tobacco · Asteraceae 4 counties - Pseudognaphalium obtusifolium (L.) Hilliard & B.L. Burtt ssp. obtusifolium Native PSOBOrabbit-tobacco · Asteraceae 4 counties
- Pseudolysimachion longifolium (L.) Opiz Introduced PSLO6longleaf speedwell · Scrophulariaceae 2 counties
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Ptelea trifoliata L. Native PTTRcommon hoptree · Rutaceae 1 county - Ptelea trifoliata L. ssp. trifoliata Native PTTRTcommon hoptree · Rutaceae 1 county
- Ptelea trifoliata L. ssp. trifoliata var. trifoliata Native PTTRT2common hoptree · Rutaceae 1 county
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Pteridium aquilinum (L.) Kuhn Native PTAQwestern brackenfern · Dennstaedtiaceae 3 counties - Pteridium aquilinum (L.) Kuhn var. latiusculum (Desv.) Underw. ex A. Heller Native PTAQLwestern brackenfern · Dennstaedtiaceae 3 counties
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Ptilimnium capillaceum (Michx.) Raf. Native PTCAherbwilliam · Apiaceae 4 counties -
Puccinellia distans (Jacq.) Parl. Both PUDIweeping alkaligrass · Poaceae 1 county - Puccinellia distans (Jacq.) Parl. ssp. distans Introduced PUDIDweeping alkaligrass · Poaceae 1 county
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Puccinellia fasciculata (Torr.) E.P. Bicknell Native PUFAsaltmarsh alkaligrass · Poaceae 3 counties -
Pycnanthemum muticum (Michx.) Pers. Native PYMUclustered mountainmint · Lamiaceae 3 counties -
Pycnanthemum tenuifolium Schrad. Native PYTEnarrowleaf mountainmint · Lamiaceae 3 counties -
Pycnanthemum verticillatum (Michx.) Pers. Native PYVEwhorled mountainmint · Lamiaceae 3 counties - Pycnanthemum verticillatum (Michx.) Pers. var. verticillatum Native PYVEVwhorled mountainmint · Lamiaceae 3 counties
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Pycnanthemum virginianum (L.) T. Dur. & B.D. Jacks. ex B.L. Rob. & Fernald Native PYVIVirginia mountainmint · Lamiaceae 3 counties -
Pyrola americana Sweet Native PYAMAmerican wintergreen · Pyrolaceae 1 county -
Pyrola chlorantha Sw. Native PYCHgreenflowered wintergreen · Pyrolaceae 2 counties -
Pyrola elliptica Nutt. Native PYELwaxflower shinleaf · Pyrolaceae 2 counties -
Pyrus communis L. Introduced PYCOcommon pear · Rosaceae 3 counties - Quercus alba L. Native QUALwhite oak · Fagaceae 5 counties
- Quercus bicolor Willd. Native QUBIswamp white oak · Fagaceae 3 counties
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Quercus coccinea Münchh. Native QUCO2scarlet oak · Fagaceae 3 counties - Quercus coccinea Münchh. var. coccinea Native QUCOCscarlet oak · Fagaceae 3 counties
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Quercus ilicifolia Wangenh. Native QUILbear oak · Fagaceae 3 counties -
Quercus montana Willd. Native QUMO4chestnut oak · Fagaceae 3 counties -
Quercus palustris Münchh. Native QUPA2pin oak · Fagaceae 3 counties -
Quercus prinoides Willd. Native QUPRdwarf chinquapin oak · Fagaceae 4 counties -
Quercus robur L. Introduced QURO2English oak · Fagaceae 2 counties -
Quercus rubra L. Native QURUnorthern red oak · Fagaceae 3 counties - Quercus rubra L. var. ambigua (A. Gray) Fernald Native QURUAnorthern red oak · Fagaceae 3 counties
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Quercus stellata Wangenh. Native QUSTpost oak · Fagaceae 1 county