abstract abundant angular appearances backdrop background banded color colored coloring colors colour coloured colouring colours contrast contrasting cultivars curved dark dark-green decorative devil's-tongue display distinctive edges erect evergreen flat foliage hardy indoor-plant long mother-in-law's-tongue mottled ornamental outdoor-plant plant pointed rigid sansevieria snake-plant snake-tongue surface surfaces texture textures thick variegated anhinga bird black Darter feather marsh plumage Snake Bird swamp water Water Turkey 5th ancient architecture century christian church elements fifth fish floor galilee historical Israel loaves mosaic multiplication old religion religious snake stork Tabgha