background Euphorbiaceae Greece Greek green natural nature pin-cushion plant spurge yellow amber Baltic frame gem jewel jewellery pendant sliver stone treasure tree biology bryophyte cell dawn liverwort magnification microscope moss protonema protonemata spore arable bale bedding farm farming fodder hay sky stalks straw texture beans cafe café cat coffee coffee bean drink illustration ok okay shaped symbol church diamond glass medieval middle ages pattern rhomb rhombus stained-glass window boat dock duero front line port porto Portugal river stairs wall washing water Dirt earth environment igneous metamorphic Mineral object rock science Sed Soil