attract-prey attracted attraction carnivore carnivorous carnivorous-plants clumps clusters coloring colors colouring colours cover devour digest digested digesting display distinctive edge edges enzymes flora flowers funnel herbaceous insect-trap insects nectar-like-secretions nutrient-source nutrients operculum passive-trap perennials pitcher-plants pitchers pitfall-traps plants prey proteases rims slippery species trap unusual variations variety vegetation veins abstract abundance agricultural agriculture all-year vegetable appearance background bulk bush scallop squash button squash color colour cucurbito cucurbito pepo displayed edible fleshy food fresh fruit golden scallopini squash green home cooking human consumption patterns pattypan squash quantity shape shapes skin smooth squash surface surfaces sweet texture textures vegetable vine wallpaper winter squash yellow agua brasil Brazi cores landscape laranja ligth luz orange paisagem Pernambuco rio river sol sun sunset Toquinho water