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Potamogeton perfoliatus x crispus = P. x cooperi (Fryer) Fryer "Cooper's Pondweed"

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**Search results, herbarium specimens**
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	taxon	locality	collectors		date	institution
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	Potamogeton perfoliatus x crispus = P. x cooperi	GB, VC86 Stirlingshire, Falkirk				SLBI
	Potamogeton perfoliatus x crispus = P. x cooperi	IE, VCH39 Co. Antrim, Templepatrick				SLBI
	Potamogeton perfoliatus x crispus = P. x cooperi	GB, VC57 Derbyshire, Ockbrook	Alexander Cossart Hasse	Alexander Cossart Hasse	6/1884	MANCH
	Potamogeton perfoliatus x crispus = P. x cooperi	GB, VC64 Mid-west Yorkshire, Wetherby	J Jackson	George Stephen West	1885	BIRM
	Potamogeton perfoliatus x crispus = P. x cooperi	GB, VC55 Leicestershire, Loughborough	Edgar Franklin Cooper	Alfred Fryer Frederick Thompson Mott Charles Bailey	7/1885	MANCH
	Potamogeton perfoliatus x crispus = P. x cooperi	GB, VC55 Leicestershire, Loughborough	Edgar Franklin Cooper	Alfred Fryer Charles Bailey	7/1885	MANCH
	Potamogeton perfoliatus x crispus = P. x cooperi	GB, VC58 Cheshire, Chester	Christopher Robert Billups	Alfred Fryer	8/1889	SLBI
	Potamogeton perfoliatus x crispus = P. x cooperi	GB, VC55 Leicestershire, Loughborough	Frederick Thompson Mott	Charles Bailey Frederick Thompson Mott Thomas Thorp	24/7/1890	MANCH
	Potamogeton perfoliatus x crispus = P. x cooperi	GB, VC58 Cheshire, Chester Cultivated	Alfred Fryer	Charles Bailey	29/7/1890 to 4/8/1890	MANCH
	Potamogeton perfoliatus x crispus = P. x cooperi	GB, VC55 Leicestershire, Loughborough	Edgar Franklin Cooper	Charles Bailey	4/8/1890	MANCH
	Potamogeton perfoliatus x crispus = P. x cooperi	GB, VC58 Cheshire, River Dee Cultivated	Alfred Fryer	Charles Bailey	6/9/1890	MANCH
	Potamogeton perfoliatus x crispus = P. x cooperi	GB, VC55 Leicestershire, Loughborough	Alfred Fryer	Charles Bailey Edgar Franklin Cooper	11/9/1890	MANCH
	Potamogeton perfoliatus x crispus = P. x cooperi	GB, VC55 Leicestershire, Loughborough	Edgar Franklin Cooper	Botanical Exchange Club of The British Isles Charles Bailey	8/1891	MANCH
	Potamogeton perfoliatus x crispus = P. x cooperi	GB, VC55 Leicestershire, Loughborough	Alfred Fryer E F Cooper	Botanical Exchange Club of The British Isles Augustin Ley	8/1891	BIRM
	Potamogeton perfoliatus x crispus = P. x cooperi	Cultivated	Alfred Fryer	Charles Bailey	22/8/1891	MANCH
	Potamogeton perfoliatus x crispus = P. x cooperi	Cultivated	Alfred Fryer	Charles Bailey	27/8/1891	MANCH
+	Potamogeton perfoliatus x crispus = P. x cooperi	GB, VC55 Leicestershire, Grand Union Canal at Loughborough	E F Cooper		8/1891	BIRM
	Potamogeton perfoliatus x crispus = P. x cooperi	GB, VC58 Cheshire, Chester	Christopher Robert Billups	Charles Bailey	11/9/1891	MANCH
+	Potamogeton perfoliatus x crispus = P. x cooperi	GB, VC58 Cheshire, Chester (12 miles south of)	Christopher Robert Billups		11/9/1891	MANCH
	Potamogeton perfoliatus x crispus = P. x cooperi	GB, VC55 Leicestershire, Loughborough	Edgar Franklin Cooper	Botanical Exchange Club of The British Isles	8/7/1892	MANCH
	Potamogeton perfoliatus x crispus = P. x cooperi	GB, VC29 Cambridgeshire, Parson Ware Drove, Benwick	Alfred Fryer Christopher Robert Billups	Alfred Fryer Charles Bailey	28/7/1892	MANCH
+	Potamogeton perfoliatus x crispus = P. x cooperi	GB, VC29 Cambridgeshire, Parson Ware Drove, Benwick	Alfred Fryer		28/7/1892	BIRM
	Potamogeton perfoliatus x crispus = P. x cooperi	GB, VC29 Cambridgeshire, Parson Ware Drove, Benwick	Alfred Fryer	Botanical Exchange Club of The British Isles Augustin Ley	28/7/1892	BIRM
	Potamogeton perfoliatus x crispus = P. x cooperi	GB, VC86 Stirlingshire, Falkirk	John Stirling Stirling Robert Kidston	Augustin Ley Alfred Fryer	8/8/1892	BIRM
+	Potamogeton perfoliatus x crispus = P. x cooperi	GB, VC86 Stirlingshire, Falkirk	Robert Kidston		8/8/1892	BIRM
+	Potamogeton perfoliatus x crispus = P. x cooperi	GB, VC29 Cambridgeshire, Parson Ware Drove, Benwick	Alfred Fryer		22/8/1892	BIRM
	Potamogeton perfoliatus x crispus = P. x cooperi	GB, VC29 Cambridgeshire, Parson Ware Drove, Benwick	Alfred Fryer	Augustin Ley	22/8/1892	BIRM
	Potamogeton perfoliatus x crispus = P. x cooperi	Cultivated	Alfred Fryer	Alfred Fryer Charles Bailey	31/8/1892	MANCH
	Potamogeton perfoliatus x crispus = P. x cooperi	GB, VC58 Cheshire, River Dee Cultivated	Alfred Fryer	Augustin Ley	31/8/1892	BIRM
+	Potamogeton perfoliatus x crispus = P. x cooperi	GB, VC58 Cheshire, River Dee 12 miles above Chester	Alfred Fryer		31/8/1892	BIRM
	Potamogeton perfoliatus x crispus = P. x cooperi	GB, Ambiguous locality (GB), River Dee Cultivated	Alfred Fryer	Allan Octavian Hume Arthur Bennett	31/8/1892	SLBI
	Potamogeton perfoliatus x crispus = P. x cooperi	GB, VC86 Stirlingshire, Falkirk	John Stirling Stirling Robert Kidston	Alfred Fryer Arthur Bennett	8/1894	MANCH
	Potamogeton perfoliatus x crispus = P. x cooperi	IE, VCH39 Co. Antrim, Templepatrick	Samuel Alexander Stewart	Alfred Fryer Charles Bailey	8/1894	MANCH
+	Potamogeton perfoliatus x crispus = P. x cooperi	IE, VCH39 Co. Antrim, Sixmile River above Templepatrick	Samuel Alexander Stewart		10/8/1894	BIRM
	Potamogeton perfoliatus x crispus = P. x cooperi	IE, VCH39 Co. Antrim, Templepatrick	Samuel Alexander Stewart	Charles Bailey Samuel Alexander Stewart	10/8/1894	MANCH
	Potamogeton perfoliatus x crispus = P. x cooperi	IE, VCH39 Co. Antrim, Templepatrick	Samuel Alexander Stewart	Alfred Fryer Charles Bailey	10/8/1894	MANCH
	Potamogeton perfoliatus x crispus = P. x cooperi	IE, VCH39 Co. Antrim, Templepatrick	Samuel Alexander Stewart	Manchester Museum Charles Bailey	10/8/1894	MANCH
	Potamogeton perfoliatus x crispus = P. x cooperi	IE, VCH39 Co. Antrim, Templepatrick	Samuel Alexander Stewart	Botanical Exchange Club of The British Isles Augustin Ley	10/8/1894	BIRM
	Potamogeton perfoliatus x crispus = P. x cooperi	IE, VCH39 Co. Antrim, Templepatrick	Samuel Alexander Stewart		10/8/1894	ABS
	Potamogeton perfoliatus x crispus = P. x cooperi	IE, VCH39 Co. Antrim, Templepatrick	Samuel Alexander Stewart		10/8/1894	SLBI

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