Colonists of limestone dry stone walls In Winsley, West Wiltshire

Ferns

Asplenium Ruta-muraria (Wall-Rue)

Asplenium Ruta-muraria (Wall-Rue)

Ceterach officinarum (Rustyback)

Ceterach officinarum (Rustyback)

Phyllitis scolopendrium (Hart's-tongue Fern)

Dryopteris filix-mas (Male Fern)

Polypodium vulgare agg (Polypody)

Polypodium vulgare agg (Polypody)

Polypodium interjectum
 

Flowering plants

Geranium lucidum (Shining Cranesbill)

Geranium lucidum (Shining Cranesbill)

Geranium pyrenaicum (Hedgerow Cranesbill)

Geranium robertianum (Herb Robert)

Saxifraga tridactylites (Rue-leaved Saxifrage)

Erophila verna (Common Whitlow-grass)

Sedum acre (Biting Stonecrop or Wall-pepper)

Sedum acre (Biting Stonecrop or Wall-pepper)

Umbilicus rupestris (Wall Pennywort)

Sedum rupestre (Reflexed Stonecrop)

Wall with Sedum acre (Biting Stonecrop or Wall-pepper)

Wall with Erophila verna (Common Whitlow-grass)

All pictures copyright John Presland