berries blackberries edible fruit plant raspberries berry chamaemorus cloudberry food montane norway red Rosaceae Rubus wild "nose-tweaker" "nose-twister" flower flowering garden herbaceous nasturtium tropaeolum fragaria green natural nature norwegian strawberries strawberry cardoon cynara cardunculus England english Great Britain head purple stamens vegetable appearance artichoke bracts budding cluster cultivar cultivated cynara-cardunculus distinctive edible-plant edible-portions flower-buds flower-head French-artichoke fresh globe-artichoke green-artichoke inflorescence petals produce raw shape surface surfaces tender-heart texture textured textures thick thin thistle-species tips tough-exterior uncooked unusual varieties bush coast Eleagnaceae Hippophae rhamnoides norfolk orange perennial sea buckthorn shore shrub woody plant annual common companion plants fast-growing herbaceous flowering plant ornamental ornamental flower ornamental salad ingredient prolific culinary herb marjoram oregano Origanum vulgare South Downs summer Sussex