algae beach coast Great Britain green natural nature Pembrokeshire plants pool rock sand sea seaweed shore united kingdom wales water welsh bridge Ceredigion chasm cliff deep Devil's Bridge gorge high narrow stone wet beautiful carbon conservation ecology ferns forest lichen moss rocks running stream tree trees undergrowth abstract background beginning bolders boulders color colour cover covered creeper greenery growing growth large mortar mound new-growth plant potential retaining-rocks rocky rough small sprouting surface texture textures vegetation wall Alchemilla alpina Alpine lady's mantle flowers herb leaf leaves montane norway norwegian wild blue brown bushes cliffs clouds desert Dirt mountains red sky springtime Utah white broken Catalan catalonia Catalunya costa brava cracked damaged endurance endure face fissured fractured Spain spanish success tenacity umbellifer worn Red Rocks valley Cornus suecica Dwarf Cornel petals biotype euphorbia Greece Greek habitat harsh hillside karst landscape limestone spring autumn boulder compositae cyprus hilltop Kyrenia mountain northern outlook seedhead stem Umbelliferae view