NAS - Nonindigenous Aquatic Species
Neel, M. (director), J. Hall (curator), and N. Anderson. 2014. Norton-Brown Herbarium (MARY). University of Maryland, College Park, MD. http://www.nbh.psla.umd.edu/.
Reference Number: 13276 Type: Database Author: Neel, M. (director), J. Hall (curator), and N. Anderson. Date (year): 2014 Title:Norton-Brown Herbarium (MARY) Publisher:University of Maryland Publisher Location:College Park, MD URL: http://www.nbh.psla.umd.edu/ Accessed on: Created on: Keywords: Maryland, Myriophyllum, Egeria, Hydrilla, Iris, Spirodela, Nasturtium, Lythrum, Marsilea, Nymphoides, Najas, herbarium
Aldrovanda vesiculosa VA - Lake at Fort A.P. Hill VA - Meadowcreek Pond. Fort A. P. Hill TA07A [Training Area 07-Alpha] East of VA State Route 2
Alternanthera philoxeroides MD - Duck Pond Park
Callitriche stagnalis MD - Beltsville, just SE, in a brook MD - National Agricultural Research Center MD - Beltsville (Stream?)
Egeria densa MD - Green Pond MD - Green Pond MD - Edge Creek Bar off Alberta Cove MD - Blue Pond
Hydrilla verticillata peregrina MD - Reservoir on Conococheague Run MD - Lake Habeeb. Rocky Gap State Park
Iris pseudacorus MD - Town of Severna Park, Cypress Creek, bog at the head of creek near Ritchie HWY and Rte 2 MD - Camp Catoctin, Tower Rd. off Mink Farm Rd, in water near edge of pond MD - Vienna, 0.2 mi S of, on Vienna Henry's Crossroad, in marsh adjacent to unnamed tributary to Nanticoke River MD - Elk Neck State Park MD - Braddock Mtn, pond edge, Rte 5 and US 40A W of Frederick DC - Washingtion D.C., inland stream on lower end of Theodore Roosevelt Island OH - Tifton, near (entered as Thrifton per CJ) CT - The Meadows floodplain of the Connecticut River along Meadow Rd, Rocky Hill nr Wethersfield NC - Cranberry, marsh VA - Old Dominion car tracks between North Stafford and North Stuart Sta. MD - Elliott Island, along Wharf Road, 0.1 miles south of Elliott Island Road, at edge of salt marsh
Landoltia punctata LA - cypress swamp/sugar cane field margin, near Kraemer, on LA 307, 2.6mi N of Rte 90 FL - scrub woodlands along the roadsides and near ponds, Along Co. Rd 17, 0.5 mi S of FL Hwy 70, about 2 miles N of entrance to Archbold Biological Station, S of Lake Placid and N of Venus VA - Dillon Marina, cypress swamp along Chicka-hominy River, E of Providence Forge, Rte 1103 (spur of Rte 650)
Lythrum salicaria MA - Arnold Arboretum MA - Lee, alond W side of Road half way between US Rte 7 and Devon Rd NY - Alden, located at SW corner of intersection of US Rte 20 and Two Rod Road CT - Stonington, near Mystic, S side Rte 1 near Latimer's Point, near railroad behind UFW building ME - Alfred RI - Chapman Pond, Chapman Fishing area just E of Rte 78, westerly MA - Fowl Meadow, swamp,Canten OR - Cheshire, approx. 5 airline miles NW of, along High Pass Rd, 5.2 miles W of its junction with the territorial HWY, in a creek; T15S, R6W, Sec. 35 MD - Northeast River at Seneca Point, approx. 0.5 miles SW of Charlestown, on sandy beaches and under the deciduous forest canopy immediately adjacent to the beach MD - swamp at border of North East River, North East Heights MD - Marks Wildlife Management Area
Marsilea mutica SC - Medinah Drive half block from Silver Bluff Road, Aiken
Murdannia keisak GA - High Falls State Park, a mile and a half off I-75 at exit 65, on High Falls Rd, on Pioneer Point on edge of lake SC - Chau-Ram County Park, Westminster, Rte 76, confluence of Chauga River and Ramsey Creek MD - alluvial swamp just North of Patuxent River at Brock Bridge Rd, just N of the river near a suburban airport MD - Cheltenham Wetlands Park (Acres Recreational Park?), Piscataway Creek at the Commo Rd bridge SC - Coneross Creek, ca. 2000 ft from existing dam to the power station (below power station)
Myriophyllum aquaticum LA - Bayou de Siard, margins of; along US 165, 0.7mi S of jct of LA 134 and US 165; Sec. 16, T19N, R4E MD - Furnace Creek, W of Richie Hwy, NE of Glen Burnie NC - Pond on McLawhorn Farm, Co. RT. 1704, 0.5 miles E of US 264 by-pass MD - Aberdeen, 3 mi E, ditches along Rte 40
Myriophyllum spicatum MD - Delario Bay, Worton Creek Spit MD - Betterton, mouth of Sassafras River MD - Seven Locks, Chesapeake and Ohio Canal MD - Chesapeake and Ohio Canal, 1 mi N or Cabin John MD - Muirkirk, Twin Ponds MD - Muirkirk, Twin Ponds MD - Wicomico River, S bank off second point above buoy C13 MD - Wicomico River, mouth of; St. Catherine's Sound MD - Choptico Bay, S side, near jct with Wicomico River MD - Venice on the Bay, small barrier pond, SE of Fort Smallwood on Patapsco River MD - Saltpeter Creek at tributary to Gunpowder River MD - Junction of Saltpeter Creek and Gunpowder River MD - Biddison's landing on Dundee Creek (near head), a tributary to Gunpowder River MD - Allens Fresh, near eastern most of 2 Hwy bridges MD - Wicomico River, near west Hatton point MD - Allens Fresh, near eastern end of two HWY bridges MD - Allens Fresh MD - Allens Fresh MD - Herring Creek, a cove, near Tall Timbers MD - Lowes Point, salt marsh, 10 mi W of St. Michaels NC - Alligator River, Ft. Landing GA - Lake Seminole, Island Point Access Area MD - Town Creek MD - Town Creek MD - Town Creek MD - Lagoon of Potomac River near base of Peninsula, near Prince Georges County line MD - Chesapeake Bay at Andelot Farm Andelot Farm near Worton
Najas marina MI - Silver Lake. At boat launch
Najas minor MD - Patuxent River at Route 4 bridge, Waysons Corner near Mill Creek MD - Lake Habeeb. Rocky Gap State Park MD - Town Creek MD - Bohemia River. Kayak put-in on the Bohemia River beside the bridge MD - Elk River near the boat ramp at Elk Neck State Park MD - Lake Artemesia
Nasturtium officinale MD - Baltimore, ditch southwest of city MD - creek that is adjacent to Lanberton Dr., 200 ft before road ends [Silver Spring] MD - Woodend Nature Center, Chevy Chase MD - Chevy Chase, dead end of Susanna Lane near a freshwater spring MD - Patapsco State Park, Abrutus, stream MD - Owen's Creek at Eagle Int. MD - Owen's Creek, near Thurmont, south from Eagle Mtn, Catoctin Mtns MD - Hood College Campus MD - Chewsville, creek bottom MD - roadside ditch, Rt. 144 SE of Orchard Rd NC - Nantahala Gorge, Beechertown on US19 NC - UNC campus, marshy area near a small creek behind Hinton James dorm CT - Collier Swamp, Wethersfield, S end, near golf course, off Collier Rd MA - Gay Head, on state road 1/4 mi past the town line MI - Indian River MD - Potomac River, at Great Falls MD - College Park, along stream
Nitellopsis obtusa MI - Upper Crooked Lake NY - Lake Ontario, Association Island Marina NY - Keuka Lake Outlet canal MI - Gunn [Gun] Lake MI - Gull Lake
Potamogeton crispus NV - Truckee River, small associated canal, under bridge of US HWY 40, SE of Wadsworth MD - In the C. and O. Canal across from Herzog Island MD - Chesapeake Bay at Andelot Farm Andelot Farm near Worton MD - Elk River near the boat ramp at Elk Neck State Park MD - Gunpowder Falls Sweet Air Area. Little Gunpowder Falls Branch
Salvinia minima FL - Co Rd 17, 0.5 mi S of FL Hwy 70, about 2 mi N of entrance of Archbold Biological Station, S of Lake Placid and North of Venus
Trapa natans VA - Potomac River, S of Alexandria MD - Urieville Mill Pond
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Citation information: U.S. Geological Survey. [2024]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [11/28/2024].
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