annuals black tomatoes brown fruit cultivar dark brown dark red deep purple distinctive edible fruit flavor flavour food fruit glossy gourmet tomatoes healthy heirloom herbaceous heritage juicy kumatoes medium-sized mild nightshade family ripe round salad food savory savoury shiny smooth-skinned snack food Solanaceae solanum sweet tasty textures tomato tomatoes varieties autumn brown chestnut chestnuts fruits marron wood Hedgehog leaf leaves october trunk chocolate cocoa dessert exotic pod tropical vegetables