Picture: 1
Neuadd Reservoirs. Upper Taf Fechan.

Alchemilla vulgaris against Pentwyn reservoir. July 1971.
Marys species name: Alchemilla vulgaris
Scientific name: Alchemilla vulgaris
Common name: Common Lady's Mantle

Date: July 1971

Picture: 2
Pentwyn Reservoir with and without water

Ranunculus aquatilis ssp. Radians. Pentwyn.
Marys species name: Ranunculus aquatilis spp. Radians
Scientific name: Ranunculus aquatilis
Common name: Common water-crowfoot

Picture: 3
Pentwyn Reservoir with and without water

Leaf change in Ranunculus aquaticus ssp. Radians, Pentwyn
Marys species name: Ranunculus aquatilis spp. Radians
Scientific name: Ranunculus aquatilis
Common name: Common water-crowfoot

Picture: 4
Pentwyn Reservoir with and without water

Pentwyn Reservoir. Ranunculus flammula and Alopecurus geniculatus.
Marys species name: Alopecurus geniculatus
Scientific name: Alopecurus geniculatus
Common name: Marsh foxtail

Picture: 5
Pentwyn Reservoir with and without water

Lythrum portula (Peplis), Pentwyn Reservoir. Brecon, 1971
Marys species name: Lythrum portula
Scientific name: Lythrum portula
Common name: Water-purslane

Date: 1971

Picture: 6
Pentwyn Reservoir with and without water

Lychnis flos-cuculi. Pentwyn Reservoir, July 1971
Marys species name: Lychnis flos-cuculi
Scientific name: Lychnis flos-cuculi
Common name: Ragged-robin

Date: July 1971

Picture: 7
Pentwyn Reservoir Marsh on alluvium at head

Valeriana officinalis by lesser stream to Pentwyn Reservoir
Marys species name: Valeriana officinalis
Scientific name: Valeriana officinalis
Common name: Common Valerian

Picture: 8
Pentwyn Reservoir Marsh on alluvium at head

Carex rostrata, bottle sedge fruits. July 1971. Duck food, Pentwyn Reservoir 1971
Marys species name: Carex rostrata
Scientific name: Carex rostrata
Common name: Bottle sedge

Date: 1971

Picture: 9
Pentwyn Reservoir Marsh on alluvium at head

Carex rostrata. Eleocharis palustris. Pentwyn Head, July 1971
Marys species name: Carex rostrata
Scientific name: Carex rostrata
Common name: Bottle sedge

Date: July 1971

Picture: 10
Pentwyn Reservoir Marsh on alluvium at head

Eleocharis palustris, Pentwyn Reservoir. July 1971
Marys species name: Eleocharis palustris
Scientific name: Eleocharis palustris
Common name: Common spike-rush

Date: July 1971

Picture: 11
Pentwyn Reservoir Marsh on alluvium at head

Myosotis arvensis, Pentwyn reservoir, 1971
Marys species name: Myosotis arvensis
Scientific name: Myosotis arvensis
Common name: Field Forget-me-not

Date: 1971

Picture: 12
Pentwyn Reservoir Marsh on alluvium at head

Potentilla anserina, Pentwyn Reservoir July 1971
Marys species name: Potentilla anserina
Scientific name: Potentilla anserina
Common name: Silverweed

Date: July 1971

Picture: 13
Pentwyn Reservoir Marsh on alluvium at head

Littorella uniflora, Pentwyn reservoir, July 1971
Marys species name: Littorella uniflora
Scientific name: Littorella uniflora
Common name: Shoreweed

Date: July 1971

Picture: 14
Pentwyn Reservoir Marsh on alluvium at head

Ranunculus aquatilis ssp. Radians. 2 ??e?? Types. Pentwyn 1971
Marys species name: Ranunculus aquatilis spp. Radians
Scientific name: Ranunculus aquatilis
Common name: Common water-crowfoot

Date: 1971

Picture: 15
Pentwyn Reservoir Marsh on alluvium at head

Ranunculus aquatilis ssp. Radians. Dissected land leaves. Pentwyn
Marys species name: Ranunculus aquatilis spp. Radians
Scientific name: Ranunculus aquatilis
Common name: Common water-crowfoot

Picture: 16
Pentwyn Reservoir Marsh on alluvium at head

Ranunculus aquatilis spp. Radians, Pentwyn.
Marys species name: Ranunculus aquatilis spp. Radians
Scientific name: Ranunculus aquatilis
Common name: Common water-crowfoot

Picture: 17
Pentwyn Reservoir Marsh on alluvium at head

Ranunculus aquatilis spp. Radians, Pentwyn.
Marys species name: Ranunculus aquatilis spp. Radians
Scientific name: Ranunculus aquatilis
Common name: Common water-crowfoot

Picture: 18
Taf Fechan. Old Gurnos Quarry. Broad floor, cliff, road bridge

Equisetum sylvaticum cone by Pentwyn Reserve, Dol y Gaer, June 1972
Marys species name: Equisetum sylvaticum
Scientific name: Equisetum sylvaticum
Common name: Wood Horsetail

Date: June 1972