Picture: 1
Canal. Geology and soil

Glamorganshire canal silt and hazel. 1st March 1972

Date: 01/03/1972

Picture: 2
Canal. Geology and soil

Tipped rubble. Canal reserve, Whitchurch. March 1972

Date: March 1972

Picture: 3

Silty Whitchurch canal and greater water plantain. July 1978
Marys species name: Greater water plantain
Scientific name: Alisma plantago-aquatica
Common name: Water-plantain

Date: July 1978

Picture: 4
Long Wood on Glacial Gravel Scarp East, of Taff

Snowdrops in Long Wood above South end of Canal. 1983
Marys species name: Snowdrop
Scientific name: Galanthus nivalis
Common name: Snowdrop

Date: 1983

Picture: 5
Emergent Plants

Nuphar lutea. Whitchurch Canal 1992
Marys species name: Nuphar lutea
Scientific name: Nuphar lutea
Common name: Yellow Water-lily

Date: 1992

Picture: 6
Arrowhead

Sagittaria, Nuphar, Sparganium erectum. Tongwynlais canal, July 1978
Marys species name: Sparganium erectum
Scientific name: Sparganium erectum
Common name: Branched Bur-reed

Date: July 1978

Picture: 7
Alisma, Polygonum Flote grass

Alisma flattened by July 1978 rains. Upper Canal
Marys species name: Alisma
Scientific name: Alisma
Common name: Water plantain

Date: July 1978

Picture: 8
Severn. Aquatic reen plants

Myriophyllum spicatum. Whitchurch canal, December 1982
Marys species name: Myriophyllum spicatum
Scientific name: Myriophyllum spicatum
Common name: Spiked Water-milfoil

Date: December 1982