NAS - Nonindigenous Aquatic Species
Pennsylvania Flora Database. 2011. Pennsylvania Flora Project. Morris Arboretum at the University of Pennsylvania (MOAR), Philadelphia, PA. http://www.paflora.org.
Reference Number: 10518
Author: Pennsylvania Flora Database.
Date (year): 2011
Title:Pennsylvania Flora Project
Publisher:Morris Arboretum at the University of Pennsylvania (MOAR)
Publisher Location:Philadelphia, PA
Keywords: Pennsylvania, Myriophyllum, Lobelia, Glossostigma
Butomus umbellatus PA - Elk Creek, 20 mi W of Erie along Lake Erie at mouth PA - Elk Creek, mouth PA - Elk Creek, mouth PA - Elk Creek, near mouth PA - Presque Isle, near old police barracks-administration building PA - Presque Isle State Park, on trail from Budny Beach parking lot to Thompson Bay PA - Presque Isle State Park
Cabomba caroliniana PA - Harveys Lake PA - Bristol, 4.8 km N; Black Ditch PA - Queen Anne Station (Unable to locate) PA - New Castle, int of Rt 338 and 422, ca 4 mi SE PA - Conneaut Lake. 116 deg & 1.85 mi from center of Meadville jct PA - Nesquehoning PA - Conneaut Lake, W side
Callitriche stagnalis PA - Tacony PA - Morris Arboretum PA - Reading, 2 blocks N of Car Barns PA - Osterburg, 1.25 mi NW PA - Edgely, branch of Mill Creek at Green Lane, ca 1 mi WNW PA - Eagle, 2 mi NE PA - Church Hill, just W
Egeria densa PA - Broomalls Lake, near Media PA - Fairmount Park PA - Haverford, 0.25 mi W PA - Bristol, 2.4 km NW
Glossostigma cleistanthum PA - Lake Galena, north and south shores.Peace Valley Park, county park west of Doylestown. PA - Lake Galena, north side near dam. Peace Valley Park, county park west of Doylestown.
Hydrilla verticillata [monoecious] PA - Schuylkill River, at E side of Schuylkill between Boathouse Row & Girard Ave brg PA - Lake Nockamixon
Iris pseudacorus PA - Towanda, 8.5 mi SW PA - Pymatuning Swamp, near Hartstown PA - Sandy Lake, Stoneboro PA - Warren PA - Deer lick, near Sheffield PA - Pymatuning Swamp, near Hartstown PA - Canadohta Lake, 6 mi NW PA - Solebury Township, just N of Tyburn, water's edge of Pennsylvania Canal PA - Tullytown, W PA - Pymatuning Swamp, Blair Bridge Road and RR tracks PA - Presque Isle, in Lake Erie PA - Sinking Creek Valley, 1 mi SW Culp PA - Sharpsville, along Rt 846, 10 mi NNE PA - 4.5 mi S Summitt Mills PA - Presque Isle State Park PA - Yellow Creek, bottomland 2 mi ESE Loysburg PA - Lake Arthur, Moraine State Park PA - Pittsburgh, along Dithridge St PA - Loucks Mill, 2 mi NW
Landoltia punctata PA - Little Marsh, 2 mi WNW
Ludwigia grandiflora PA - Reading, 0.25 mi NW of mouth of Tulpehocken Creek PA - Reading, Cacoosing Creek, at Van Reed's about 3 mi. W of Reading PA - Reading, about 1 mi. below Van Reeds and 2 mi. W of Reading PA - Van Reed Mill, 2.5 mi. N of West Lawn PA - Reading, in Tulpehocken Creek, near its mouth PA - Media, Broomalls Dam PA - Gibraltar, at the mouth of Allegheny Creek, 0.4 mi. NNW of Gibraltar PA - Montclare, shore canal .5 mi N. of Montclare PA - Mont Clare, Upper Providence Twp.
Marsilea quadrifolia PA - Swarthmore College, .75 mi NW PA - Birmingham Township, slough on side of Rt 100, below Meeting House Rd PA - Weisel, 0.6 mi WSW
Myriophyllum spicatum PA - Stone Valley Lake [=Lake Perez] PA - Mud Lake, State Game Lands Number 214, East Fallowfield Township PA - Conneaut Lake, Fireman's Beach PA - Robbins Pond, State Game Lands Number 214, West Fallowfield Township PA - Conneauttee Creek, 0.1 mi E of Rd 99. .1 mile upstream from Mill Creek Dam. PA - French Creek, 0.9 mi S of Rt 198 bridge, Saegertown. PA - State Game Lands Number 213, 325 deg and 2.9 mi from int Rts 285 and 19, Vernon Township PA - Union City, one mile East, Fish Hatchery outlet on Rt. 6. PA - Delaware River, upstream from Calhoun Street Bridge, Morrisville. PA - Delaware River, Raubs Island. PA - Delaware River, near railroad bridge, 1.2 km ESE Yardley. PA - Glendale Lake, Prince Gallitzin State Park PA - Sugar Lake, north edge PA - Churchville Reservoir. PA - Presque Isle State Park, inside tip of Gull Point PA - Crystal Lake, Pymatuning PA - Churchville Reservoir. PA - White Oak Pond PA - State Game Lands Number 218, Hammett Quad., 236 deg and 1.7 mi from jct Rt 8 and township line, adjacent to the dam PA - Pymatuning Swamp, 0.4 mi S of Tr 285 and E of towpath, along the E side of Erie Extension. PA - Bedford, 1.75 mi ESE PA - Stone Valley PA - Morrisville, in in the Pennsylvania Canal, E. Trenton Ave PA - Delaware River, Keifer Island, above island. PA - Delaware River, Hendrick Island, between the island and the mainland. PA - Tohickon Creek, W of Rt 611, 1 mi NNW of Pipersville. PA - Delaware River, Morrisville, near railroad bridge. PA - Biles Creek, Biles Island, near upper end of Biles Island in Biles Creek. PA - Neshaminy Creek, above Hulmeville Rd. (Rt. 513) Hulmeville. PA - Delaware River, 0.5 km above mouth of Poquessing Creek, Andalusia. PA - Delaware River, small bay at NE end of Franklin Cove, Tulleytown. PA - Spring Mount, pond at base of ski slope. PA - Pennypack Creek, between Frankfort and Torresdale Avenues, Holmesburg. PA - Schuylkill River, west side, just above the Fairmount Dam. PA - Thompson Bay, along north shore, Presque Isle State Park. PA - Edinboro Lake, SE shore just W of Rt 99, Washington Township PA - Ridge Valley Creek, behind the dam, Ridge Valley. PA - Beaver Creek, 0.45 mi NE of Ottsville. PA - Harveys Lake PA - Presque Isle State Park, 176 deg and 1.63 mi from Perry Monument. PA - Big Pond, Presque Isle State Park, Mill Creek Township PA - Misery Bay, Presque Isle State Park. PA - Presque Isle PA - Simpson Pond, Simpson Hollow, on PA 819 S, Armbrust. PA - Churchville Reservoir.
Najas minor PA - Butler Reservoir, 5 mi N of Butler PA - Williamstown, 0.37 mi WSW PA - Schellsburg, .75 mi S PA - Centerville, 3.37 mi S PA - Virgin Run Lake, ca .25 mi NE Flatwoods, Twp Rd 701 PA - Keystone State Park, Keystone Lake, ca 3.2 mi SSE of New Alexandria PA - Stoughton Lake, ca 0.5 mi NE Jennerstown, on Co Rd 317 PA - Somerset Lake, ca 1.7 mi NEN Somerset, on Co Rds 66164/66165 PA - Jennerstown, .25 mi ENE of Stoughton Lake PA - Ethel Springs Lake, Derry, on NW boro limits PA - Beaver Run Reservoir, ca 3.0 mi W Slickville, on ST rt 380 PA - Pymatuning Swamp, Pymatuning State Park PA - Lake Galena PA - Canoe Lake, ca 0.7 mi N of Canoe Creek, Canoe Creek State Park PA - Presque Isle State Park, Thompson Bay PA - Edinboro Lake PA - Conneaut Lake, West side PA - Pymatuning State Park, W of Ackerman Island PA - Green Lane, Upper Perkiomen County Park PA - Lake Galena, along S shore PA - Presque Isle State Park, Big Pond; 298 deg & 0.45 mi from Perry Monument PA - Romansville, 1 mi ESE, W of Broad Run Rd., 0.2 mi N of Rt 162
Nasturtium officinale PA - Mountain Top PA - Troy, 4 mi SW PA - Chestnut orchard PA - Smiths Corner PA - Reed Station PA - Easton, College Hill PA - Avonmore PA - Birmingham, springs PA - Shamokin Dam, to Richfield PA - Tyrone, E PA - Meadville, near state road PA - Plain Grove PA - near Chester PA - near East Stroudsburg PA - Philadelphia PA - Hartstown vicinity PA - along Lake Erie, near North Girard PA - Linesville, along stream PA - Pymatuning Swamp, Linesville PA - Pymatuning Swamp, Linesville PA - Huffs field, NE Greensburg PA - Pike Run, HH Laughlin woods, upper PA - 0.75 mi NW Elverson PA - Loysburg, 1.25 mi SW PA - 1.5 mi NE Bernharts PA - Seven Springs in state game lands 33, 4 mi SE Philipsburg PA - Coudersport, Eulalia Twp PA - Ashcom, 0.62 mi SW PA - off Rt 208, 0.5 mi S Schollard PA - Clinton area,N of Rt 30, 3.5 mi W of Clinton PA - Mercer Park, 0.5 mi SW Mercer PA - Boiling Spring, 1.5 mi N Coles PA - Raccoon Creek, tributary, 3.5 mi W Clinton PA - Wattsburg near PA - Mercer Park PA - along Muddy Creek Isle PA - Hydetown, along Rt 8, 0.5 mi N PA - near DeYoung PA - Nicktown, 1 mi NE PA - Wills Creek, 3.75 mi S Hyndman PA - Bedford Springs PA - Washigton, 2.5 mi from Co fairgrounds near Meadow Lands PA - Toby Run and Clarion River,junction Carman PA - Rockdale Center, opposite school PA - Hockenberry Farm, 4 mi NW West Sunbury PA - Tonoloway Creek, 0.8 mi SE Warfordsburg PA - Sylvan, along Rt 456 PA - Monongahela 1 mi W along Rt 31 PA - Little Connoquenessing Creek at Mulligan Run, 8 mi SW Butler PA - State College, Millbrook, N edge PA - Kane, 4 mi S PA - Mill Creek, 0.5-1 mi SW Utica PA - Corry, 0.5-1 mi W PA - fish hatchery, Union City PA - Drake, 0.5-1 mi WNW PA - Kilbuck Township, along Toms Run PA - Martindale, Rt 164 PA - 500 ft N of bridge on Indian Rock Dam Rd., York PA - Saegertown on Rt 198, 1.8 mi E PA - Halsey, along Rt 219, 1.5 mi S PA - Coburn, 1.3 mi SSE PA - Mountain Club Pond, ca 3 mi SSE Champion PA - Simpson Pond, in Simpson Hollow on HWY 819S, 1 mi S Armbruston PA - Luzerne County PA - Pleasant Grove, on Rd 64077, ca 6 km SSE Pleasant Grove PA - Tamarack Lake,near edge, ca 4 mi SE Meadville PA - Henrietta PA - Clover Creek adjacent, Henrietta PA - Powdermill Nature Reserve PA - Somerset, along edge of Lake Somerset PA - Hermitage Township, SE of junction, Rt 718 and Orangeville Rd PA - State Game Lands Number 284, along Rt 208, 0.5 mi E of int Rts 19 and 208 PA - Leesburg, 0.5 mi E of jct US 19 and PA 208 PA - 3.7 km ESE Majorsville on WV border PA - Birmingham, 1.2 mi SSE PA - Powdermill Nature Reserve PA - Penn Forest Reservoir, 2.5 mi WSW Jonas PA - Hamilton Township, NW end of bridge over Kinzua Bay PA - Ludlow, 4.5 mi NE on the E side of Rt 321 PA - Union City, 0.1 mi N rt 6; 60 deg & 1.4 mi from Rt 6 over S branch Fren
Nymphoides peltata PA - State Game lands Number 12, 1.5 mi NNE of Wheelerville
Potamogeton crispus PA - Conestoga River PA - Juniata River, Lewiston PA - Schellsburg, 0.75 mi S PA - Piney Creek, ca 0.2 mi N Wertz PA - Wertz, 0.2 mi N PA - Canoe Lake, 0.3 mi NNW of Canoe Creek PA - Raystown Branch Juniata River, S of Rt 30 and 5 mi NW of tpk PA - Erie, public docks PA - Presque Isle, in Lake Erie PA - Presque Isle, Long Pond PA - Hartstown vicinity PA - Linesville, Pymatuning Swamp PA - Mouth of Elk Creek, Girard PA - mouth Elk Creek PA - Butler Reservoir, rt 38, NE Butler PA - Alum Bank, fish hatchery, 1.5 mi SE PA - Yardley, edge of Delaware River PA - Canadohta Lake PA - Fish hatchery outlet, on Rt 6, 1 mi E Union City PA - Twelvemile Island, Allegheny River near Lock and Dam No 3 PA - Virgin Run Lake, on twp rd 701, about 0.25 mi NE of Flatwoods PA - Bridgeport Dam, ca 0.5 mi SSE Bridgeport PA - Kooser State Park, on Koring Rd., ca 1 mi NW of Bakersville PA - Allegheny River at foot of Mead Island, 3 mi W of Warren PA - Pymatuning Swamp, 0.4 mi S of Rt 285 and E of Towpath PA - Conneauttee Creek, 0.1 mi E of rt 99 PA - French Creek, 0.9 mi S of Rt 198 bridge,Saegertown, PA - Conneaut Lake, W side PA - State Game Lands Number 213, 325 deg and 2.9 mi from int Rts 285 and 19 PA - Little Tinicum Island, along N side: about half way from each end of the island PA - Aquetong Lake PA - Strawntown, 0.5 mi W, pond S of Strawntown Rd PA - Presque Isle State Park, Misery Bay
Trapa natans PA - Lower Paxton Township, pond at 6780 Hickory Lane near Deaven Rd PA - Bradford Reservoir, 1.35 mi WNW Neshaminy PA - Maskenozha Lake
Veronica beccabunga PA - 2 mi above Easton PA - 2 mi above Easton PA - Brownsburg, ESE, along the Delaware River PA - 0.5 mi SE Center Bridge, along the Delaware River PA - Yardley, NW shore of Delaware River PA - Washington Crossing, NW shore of Delaware River PA - 0.5-0.75 mi SE Coffeetown PA - Presque Isle State Park PA - Riegelsville, shore of Delaware River below bridge
The data represented on this site vary in accuracy, scale, completeness, extent of coverage and origin. It is the user's responsibility to use these data consistent with their intended purpose and within stated limitations. We highly recommend reviewing metadata files prior to interpreting these data.
Citation information: U.S. Geological Survey. . Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [6/25/2022].
Contact us if you are using data from this site for a publication to make sure the data are being used appropriately and for potential co-authorship if warranted.
For general information and questions about the database, contact Wesley Daniel. For problems and technical issues, contact Matthew Neilson.