Opuntia humifusa

USA, Kalamazoo

USA, Grand Rapids

USA, New York, Bronx, Van Cortlandt Park

USA, Shenandoah Valley

USA, Illinois, McHenry

USA, New Jersey, Monmouth

USA, Wisconsin, Richland, Lone Rock, 150 m

USA, North Dakota, top of hill, Bottomland forest and Red River coasts, Pembina

USA, Ontario, Point Pelee National Park

USA, Mecosta

USA, New York, Columbia, dry shaly slopes of Mt Merino

USA, New York, Ulster, near Kingston

USA, Stratford Point

USA, Muskegon

USA, Goodhue

USA, Barnstable

USA, Dukes

USA, Atlantic

USA, Burlington, Batso Village, Wharton State Forest

USA, Frederick

USA, Page

USA, Warren

USA, Hampshire

USA, Mineral

USA, Pendleton

USA, New York, North shore of Long Island, NY

USA, Pennsylvania, Pennsylvania

USA, Rockland, > 15 m

USA, Massachusetts, Maricopa, near Wellfleet, Lieutenant Island, Cape Cod, > 11 m

USA, Colorado, Lake

USA, Pepin

USA, Plainville

USA, New York, Welwyn Preserve,Glen Cove, Long Island

USA, New York, Iona Island Marsh, on the rocky islands bisected by the causeway

USA, New York, Putnam, on ledges atop Sugarloaf Hill

USA, New York, At Orient Beach State Park, near salt marshes

USA, New York, Asharoken, just above the beach

USA, Pennsylvania, Delaware Water Gap National Recreation Area.

USA, New York, Open limestone ridges east of the Esopus Creek from Marbletown through Hurley and southwestern Kingston

USA, New York, Prickly Pear Hill

USA, New Hampshire, Rockingham, at the Sands in Seabrook

USA, Connecticut, Fairfield, right on Long Island Sound

USA, Massachusetts, Truro

USA, Michigan, Kent

USA, Michigan, Muskegon

USA, Michigan, Newaygo

USA, Illinois, Braidwood Dunes and Savanna Nature Preserve

USA, Indiana, Black Oak savannah, Inland Marsh Trail, Indiana Dunes National Lakeshore

USA, Ohio, Oak Openings Preserve

USA, New York, Orange, Blooming Grove, > 450 ft

USA, New York, Suffolk, Brookhaven, 10 ft

USA, New York, Suffolk, Huntington

USA, New York, Putnam, U. S. Military Academy Reservation, Philipstown

USA, New Jersey, Atlantic

USA, New Jersey, Cumberland

USA, New Jersey, Cumberland, Maurice River

USA, New York, Bronx

USA, New Jersey, Monmouth, Sam & Louise Weltz Park, off Higway 35, 40 ft

USA, New Jersey, Passaic, Ringwood

USA, New Jersey, Ocean

USA, New Jersey, Ocean, Toms River

USA, New Jersey, Ocean, Toms River

USA, New York, Upstate NY