aroma clingstone colorful coloring colors colourful colouring colours cultivars delicate donut peach doughnut peach drupes edible firm flat flattened food fresh fruit furry healthy jam juicy kernel nutritious orange peaches pit Prunus prunus persica red ripe Rosaceae seed skin stone stone fruit sweet tasty tree fruit variety whitish flesh whole yellow actinidia-deliciosa berry brown Chinese-gooseberry color colour egg-shaped fibrous-skin kiwi-fruit nectarines prunus-persica smooth-skin stone-fruit tree-fruit unusual-fruit