background batten brown castle copy space crinkle decar66 decoration decorative door entrance fortification France french gate gift-box grain grained grunge hardwood laminate madera mahoney middle age Midi-Pyrénées oak panel pine porte salva barbera scratch shed textura texture timber timbered vein vintage vintage texture vintage wood wall weathered wood wood wood grain wood pattern wood texture 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