Index / States / Massachusetts
§1State listing — Northeast
Massachusetts
a regional flora of 14 counties
- State code
- MA · FIPS 25
- Taxa recorded
- 3,641
- Counties
- 14
§2Counties
Drill down to a county
- Barnstable 250011,833 taxa Open ↗
- Berkshire 250032,165 taxa Open ↗
- Bristol 250051,861 taxa Open ↗
- Dukes 250071,355 taxa Open ↗
- Essex 250092,285 taxa Open ↗
- Franklin 250111,977 taxa Open ↗
- Hampden 250131,963 taxa Open ↗
- Hampshire 250152,096 taxa Open ↗
- Middlesex 250172,555 taxa Open ↗
- Nantucket 250191,496 taxa Open ↗
- Norfolk 250212,106 taxa Open ↗
- Plymouth 250231,885 taxa Open ↗
- Suffolk 250251,866 taxa Open ↗
- Worcester 250272,195 taxa Open ↗
§3Catalogue
All taxa recorded in Massachusetts
Filter
Showing 2,451–2,500 of 3,641.
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Platanthera psycodes (L.) Lindl. Native PLPS2lesser purple fringed orchid · Orchidaceae 13 counties - Platanthera ×andrewsii (M. White) Luer [lacera × psycodes] Native PLANfringed orchid · Orchidaceae 2 counties
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Platanus occidentalis L. Native PLOCAmerican sycamore · Platanaceae 12 counties - Platanus ×hispanica Mill. ex Münchh. [occidentalis × orientalis] Introduced PLHILondon planetree · Platanaceae 1 county
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Pluchea odorata (L.) Cass. Native PLODsweetscent · Asteraceae 9 counties - Pluchea odorata (L.) Cass. var. succulenta (Fernald) Cronquist Native PLODSsweetscent · Asteraceae 9 counties
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Poa alsodes A. Gray Native POAL3grove bluegrass · Poaceae 6 counties -
Poa annua L. Introduced POANannual bluegrass · Poaceae 14 counties -
Poa bulbosa L. Introduced POBUbulbous bluegrass · Poaceae 5 counties -
Poa chapmaniana Scribn. Native POCH2Chapman's bluegrass · Poaceae 3 counties -
Poa compressa L. Introduced POCOCanada bluegrass · Poaceae 14 counties - Poa nemoralis L. Both PONEwood bluegrass · Poaceae 8 counties
- Poa nemoralis L. ssp. nemoralis Introduced PONEN2wood bluegrass · Poaceae 7 counties
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Poa palustris L. Native POPA2fowl bluegrass · Poaceae 14 counties -
Poa pratensis L. Both POPRKentucky bluegrass · Poaceae 14 counties - Poa pratensis L. ssp. pratensis Introduced POPRP2Kentucky bluegrass · Poaceae 14 counties
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Poa saltuensis Fernald & Wiegand Native POSAoldpasture bluegrass · Poaceae 6 counties -
Poa trivialis L. Introduced POTR2rough bluegrass · Poaceae 13 counties -
Podophyllum peltatum L. Native POPEmayapple · Berberidaceae 5 counties -
Podostemum ceratophyllum Michx. Native POCE3hornleaf riverweed · Podostemaceae 4 counties -
Pogonia ophioglossoides (L.) Ker Gawl. Native POOPsnakemouth orchid · Orchidaceae 14 counties -
Polanisia dodecandra (L.) DC. Native PODO3redwhisker clammyweed · Capparaceae 3 counties - Polanisia dodecandra (L.) DC. ssp. dodecandra Native PODODredwhisker clammyweed · Capparaceae 1 county
- Polanisia dodecandra (L.) DC. ssp. trachysperma (Torr. & A. Gray) Iltis Native PODOTsandyseed clammyweed · Capparaceae 2 counties
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Polemonium micranthum Benth. Native POMIannual polemonium · Polemoniaceae 1 county -
Polemonium reptans L. Native PORE2Greek valerian · Polemoniaceae 5 counties - Polemonium reptans L. var. reptans Native PORERGreek valerian · Polemoniaceae 5 counties
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Polygala cruciata L. Native POCRdrumheads · Polygalaceae 9 counties - Polygala cruciata L. var. aquilonia Fernald & B.G. Schub. Native POCRAdrumheads · Polygalaceae 9 counties
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Polygala nuttallii Torr. & A. Gray Native PONU2Nuttall's milkwort · Polygalaceae 5 counties -
Polygala paucifolia Willd. Native POPA5gaywings · Polygalaceae 11 counties -
Polygala polygama Walter Native POPOracemed milkwort · Polygalaceae 14 counties -
Polygala sanguinea L. Native POSA3purple milkwort · Polygalaceae 14 counties -
Polygala senega L. Native POSE3Seneca snakeroot · Polygalaceae 1 county -
Polygala verticillata L. Native POVEwhorled milkwort · Polygalaceae 14 counties -
Polygonatum biflorum (Walter) Elliott Native POBI2smooth Solomon's seal · Liliaceae 9 counties - Polygonatum biflorum (Walter) Elliott var. commutatum (Schult. & Schult. f.) Morong Native POBICsmooth Solomon's seal · Liliaceae 9 counties
- Polygonatum hirsutum (Bosc ex Poir.) Pursh Introduced POHI13broadleaf Solomon's seal · Liliaceae 1 county
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Polygonatum pubescens (Willd.) Pursh Native POPU4hairy Solomon's seal · Liliaceae 14 counties -
Polygonella articulata (L.) Meisn. Native POAR4coastal jointweed · Polygonaceae 14 counties -
Polygonum amphibium L. Native POAM8water knotweed · Polygonaceae 13 counties - Polygonum amphibium L. var. emersum Michx. Native POAMElongroot smartweed · Polygonaceae 10 counties
- Polygonum amphibium L. var. stipulaceum Coleman Native POAMSwater smartweed · Polygonaceae 9 counties
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Polygonum argyrocoleon Steud. ex Kunze Introduced POAR5silversheath knotweed · Polygonaceae 1 county -
Polygonum arifolium L. Native POAR6halberdleaf tearthumb · Polygonaceae 13 counties -
Polygonum aviculare L. Introduced POAVprostrate knotweed · Polygonaceae 14 counties -
Polygonum baldschuanicum Regel Introduced POBA3Bukhara fleeceflower · Polygonaceae 4 counties -
Polygonum bellardii All. Introduced POBEnarrowleaf knotweed · Polygonaceae 9 counties -
Polygonum bistorta L. Both POBI5meadow bistort · Polygonaceae 3 counties - Polygonum bistorta L. var. bistorta Introduced POBIB2meadow bistort · Polygonaceae 1 county