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 2,251–2,300 of 3,641.
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Orontium aquaticum L. Native ORAQgoldenclub · Araceae 6 counties -
Orthilia secunda (L.) House Native ORSEsidebells wintergreen · Pyrolaceae 9 counties -
Oryzopsis asperifolia Michx. Native ORASroughleaf ricegrass · Poaceae 11 counties -
Osmorhiza claytonii (Michx.) C.B. Clarke Native OSCLClayton's sweetroot · Apiaceae 6 counties -
Osmorhiza longistylis (Torr.) DC. Native OSLOlongstyle sweetroot · Apiaceae 11 counties -
Osmunda cinnamomea L. Native OSCIcinnamon fern · Osmundaceae 14 counties - Osmunda cinnamomea L. var. cinnamomea Native OSCICcinnamon fern · Osmundaceae 14 counties
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Osmunda claytoniana L. Native OSCL2interrupted fern · Osmundaceae 13 counties -
Osmunda regalis L. Native OSREroyal fern · Osmundaceae 14 counties - Osmunda regalis L. var. spectabilis (Willd.) A. Gray Native OSRESroyal fern · Osmundaceae 14 counties
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Ostrya virginiana (Mill.) K. Koch Native OSVIhophornbeam · Betulaceae 13 counties -
Oxalis corniculata L. Native OXCOcreeping woodsorrel · Oxalidaceae 9 counties -
Oxalis dillenii Jacq. Native OXDI2slender yellow woodsorrel · Oxalidaceae 14 counties -
Oxalis intermedia A. Rich. Native OXIN2West Indian woodsorrel · Oxalidaceae 1 county -
Oxalis montana Raf. Native OXMOmountain woodsorrel · Oxalidaceae 8 counties -
Oxalis stricta L. Native OXSTcommon yellow oxalis · Oxalidaceae 14 counties -
Oxalis violacea L. Native OXVIviolet woodsorrel · Oxalidaceae 6 counties -
Pachysandra terminalis Siebold & Zucc. Introduced PATE11Japanese pachysandra · Buxaceae 4 counties -
Packera aurea (L.) Á. Löve & D. Löve Native PAAU3golden ragwort · Asteraceae 13 counties -
Packera obovata (Muhl. ex Willd.) W.A. Weber & Á. Löve Native PAOB6roundleaf ragwort · Asteraceae 8 counties -
Packera paupercula (Michx.) Á. Löve & D. Löve Native PAPA20balsam groundsel · Asteraceae 7 counties -
Paeonia officinalis L. Introduced PAOF2common peony · Paeoniaceae 1 county -
Palafoxia texana DC. Native PATETexas palafox · Asteraceae 1 county - Palafoxia texana DC. var. texana Native PATETTexas palafox · Asteraceae 1 county
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Panax quinquefolius L. Native PAQUAmerican ginseng · Araliaceae 6 counties -
Panax trifolius L. Native PATR2dwarf ginseng · Araliaceae 10 counties -
Panicum amarum Elliott Native PAAM2bitter panicgrass · Poaceae 1 county - Panicum amarum Elliott var. amarulum (Hitchc. & Chase) P.G. Palmer Native PAAMA2coastal panicgrass · Poaceae 1 county
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Panicum capillare L. Native PACA6witchgrass · Poaceae 14 counties -
Panicum dichotomiflorum Michx. Native PADIfall panicgrass · Poaceae 14 counties - Panicum dichotomiflorum Michx. var. dichotomiflorum Native PADIDfall panicgrass · Poaceae 14 counties
- Panicum dichotomiflorum Michx. var. puritanorum Svens. Native PADIPfall panicgrass · Poaceae 9 counties
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Panicum flexile (Gattinger) Scribn. Native PAFL2wiry panicgrass · Poaceae 1 county -
Panicum gattingeri Nash Native PAGAGattinger's panicgrass · Poaceae 3 counties -
Panicum miliaceum L. Introduced PAMI2proso millet · Poaceae 13 counties - Panicum miliaceum L. ssp. miliaceum Introduced PAMIMbroomcorn millet · Poaceae 13 counties
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Panicum philadelphicum Bernh. ex Trin. Native PAPHPhiladelphia panicgrass · Poaceae 11 counties -
Panicum rigidulum Bosc ex Nees Native PARI4redtop panicgrass · Poaceae 13 counties - Panicum rigidulum Bosc ex Nees var. pubescens (Vasey) Lelong Native PARIPredtop panicgrass · Poaceae 3 counties
- Panicum rigidulum Bosc ex Nees var. rigidulum Native PARIRredtop panicgrass · Poaceae 13 counties
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Panicum verrucosum Muhl. Native PAVE2warty panicgrass · Poaceae 7 counties -
Panicum virgatum L. Native PAVI2switchgrass · Poaceae 14 counties -
Papaver dubium L. Introduced PADUblindeyes · Papaveraceae 1 county -
Papaver rhoeas L. Introduced PARH2corn poppy · Papaveraceae 7 counties -
Papaver somniferum L. Introduced PASO2opium poppy · Papaveraceae 5 counties -
Parietaria judaica L. Introduced PAJUspreading pellitory · Urticaceae 1 county -
Parietaria pensylvanica Muhl. ex Willd. Native PAPE5Pennsylvania pellitory · Urticaceae 10 counties -
Parnassia glauca Raf. Native PAGL3fen grass of Parnassus · Saxifragaceae 8 counties -
Paronychia argyrocoma (Michx.) Nutt. Native PAAR4silvery nailwort · Caryophyllaceae 1 county -
Paronychia canadensis (L.) Alph. Wood Native PACA11smooth forked nailwort · Caryophyllaceae 10 counties