{"query": "Lettuce — growing reference", "count": 20, "results": [{"id": "card_ref_crop_lettuce", "title": "Lettuce — growing reference", "shelf": "agriculture", "surface": "secular", "snippet": "Lettuce: prefers soil pH 6.0–7.0; botanical family asteraceae (rotate so it does not follow the same family). Verified agronomy reference.", "authority_tier": "reference", "source": "Verified reference — agriculture", "generated": false}, {"id": "card_src_word_cos_lettuce", "title": "cos lettuce", "shelf": "dictionary", "surface": "secular", "snippet": "cos lettuce: (noun) lettuce with long dark-green spoon-shaped leaves — syn: romaine lettuce, Lactuca sativa longifolia · (noun) lettuce with long dark-green leaves in a loosely packed elongated head —", "authority_tier": "reference", "source": "WordNet 3.0, Princeton University (WordNet License)", "generated": false}, {"id": "card_src_word_romaine_lettuce", "title": "romaine lettuce", "shelf": "dictionary", "surface": "secular", "snippet": "romaine lettuce: (noun) lettuce with long dark-green spoon-shaped leaves — syn: cos lettuce, Lactuca sativa longifolia · (noun) lettuce with long dark-green leaves in a loosely packed elongated head —", "authority_tier": "reference", "source": "WordNet 3.0, Princeton University (WordNet License)", "generated": false}, {"id": "card_src_taxon_4236", "title": "Lactuca sativa — cultivated lettuce", "shelf": "taxonomy", "surface": "secular", "snippet": "cultivated lettuce (Lactuca sativa) — a species. In the tree of life under Lactuca. Also known as: cultivated lettuce, garden lettuce.", "authority_tier": "reference", "source": "NCBI Taxonomy (public domain)", "generated": false}, {"id": "card_src_word_crisphead_lettuce", "title": "crisphead lettuce", "shelf": "dictionary", "surface": "secular", "snippet": "crisphead lettuce: (noun) lettuce with crisp tightly packed light-green leaves in a firm head — syn: iceberg lettuce, iceberg", "authority_tier": "reference", "source": "WordNet 3.0, Princeton University (WordNet License)", "generated": false}, {"id": "card_src_word_iceberg_lettuce", "title": "iceberg lettuce", "shelf": "dictionary", "surface": "secular", "snippet": "iceberg lettuce: (noun) lettuce with crisp tightly packed light-green leaves in a firm head — syn: crisphead lettuce, iceberg", "authority_tier": "reference", "source": "WordNet 3.0, Princeton University (WordNet License)", "generated": false}, {"id": "card_src_word_leaf_lettuce", "title": "leaf lettuce", "shelf": "dictionary", "surface": "secular", "snippet": "leaf lettuce: (noun) distinguished by leaves having curled or incised leaves forming a loose rosette that does not develop into a compact head — syn: Lactuca sativa crispa · (noun) lettuce with loosel", "authority_tier": "reference", "source": "WordNet 3.0, Princeton University (WordNet License)", "generated": false}, {"id": "card_src_word_common_lettuce", "title": "common lettuce", "shelf": "dictionary", "surface": "secular", "snippet": "common lettuce: (noun) annual or perennial garden plant having succulent leaves used in salads; widely grown — syn: garden lettuce, Lactuca sativa", "authority_tier": "reference", "source": "WordNet 3.0, Princeton University (WordNet License)", "generated": false}, {"id": "card_src_word_garden_lettuce", "title": "garden lettuce", "shelf": "dictionary", "surface": "secular", "snippet": "garden lettuce: (noun) annual or perennial garden plant having succulent leaves used in salads; widely grown — syn: common lettuce, Lactuca sativa", "authority_tier": "reference", "source": "WordNet 3.0, Princeton University (WordNet License)", "generated": false}, {"id": "card_src_word_prickly_lettuce", "title": "prickly lettuce", "shelf": "dictionary", "surface": "secular", "snippet": "prickly lettuce: (noun) European annual wild lettuce having prickly stems; a troublesome weed in parts of United States — syn: horse thistle, Lactuca serriola, Lactuca scariola", "authority_tier": "reference", "source": "WordNet 3.0, Princeton University (WordNet License)", "generated": false}, {"id": "card_src_food_168431", "title": "Lettuce, Red Leaf, Raw", "shelf": "nutrition", "surface": "secular", "snippet": "Lettuce, red leaf, raw — a food in the USDA FoodData Central reference. Per 100 g: 13 kcal, 1.33 g protein, 0.22 g fat, 2.26 g carbohydrate.", "authority_tier": "reference", "source": "USDA FoodData Central (public domain)", "generated": false}, {"id": "card_src_food_169249", "title": "Lettuce, Green Leaf, Raw", "shelf": "nutrition", "surface": "secular", "snippet": "Lettuce, green leaf, raw — a food in the USDA FoodData Central reference. Per 100 g: 15 kcal, 1.36 g protein, 0.15 g fat, 2.87 g carbohydrate.", "authority_tier": "reference", "source": "USDA FoodData Central (public domain)", "generated": false}, {"id": "card_src_food_169247", "title": "Lettuce, Cos Or Romaine, Raw", "shelf": "nutrition", "surface": "secular", "snippet": "Lettuce, cos or romaine, raw — a food in the USDA FoodData Central reference. Per 100 g: 17 kcal, 1.23 g protein, 0.3 g fat, 3.29 g carbohydrate.", "authority_tier": "reference", "source": "USDA FoodData Central (public domain)", "generated": false}, {"id": "card_src_food_169248", "title": "Lettuce, Iceberg (Includes Crisphead Types), Raw", "shelf": "nutrition", "surface": "secular", "snippet": "Lettuce, iceberg (includes crisphead types), raw — a food in the USDA FoodData Central reference. Per 100 g: 14 kcal, 0.9 g protein, 0.14 g fat, 2.97 g carbohydrate.", "authority_tier": "reference", "source": "USDA FoodData Central (public domain)", "generated": false}, {"id": "card_src_food_168429", "title": "Lettuce, Butterhead (Includes Boston And Bibb Types), Raw", "shelf": "nutrition", "surface": "secular", "snippet": "Lettuce, butterhead (includes boston and bibb types), raw — a food in the USDA FoodData Central reference. Per 100 g: 13 kcal, 1.35 g protein, 0.22 g fat, 2.23 g carbohydrate.", "authority_tier": "reference", "source": "USDA FoodData Central (public domain)", "generated": false}, {"id": "card_src_food_170332", "title": "Taco Bell, Original Taco With Beef, Cheese And Lettuce", "shelf": "nutrition", "surface": "secular", "snippet": "TACO BELL, Original Taco with beef, cheese and lettuce — a food in the USDA FoodData Central reference. Per 100 g: 229 kcal, 8.86 g protein, 12.7 g fat, 19.85 g carbohydrate.", "authority_tier": "reference", "source": "USDA FoodData Central (public domain)", "generated": false}, {"id": "card_src_food_170333", "title": "Taco Bell, Soft Taco With Beef, Cheese And Lettuce", "shelf": "nutrition", "surface": "secular", "snippet": "TACO BELL, Soft Taco with beef, cheese and lettuce — a food in the USDA FoodData Central reference. Per 100 g: 206 kcal, 9.25 g protein, 9.75 g fat, 20.23 g carbohydrate.", "authority_tier": "reference", "source": "USDA FoodData Central (public domain)", "generated": false}, {"id": "card_src_food_170732", "title": "Taco Bell, Soft Taco With Chicken, Cheese And Lettuce", "shelf": "nutrition", "surface": "secular", "snippet": "TACO BELL, Soft Taco with chicken, cheese and lettuce — a food in the USDA FoodData Central reference. Per 100 g: 189 kcal, 13.3 g protein, 6.35 g fat, 19.69 g carbohydrate.", "authority_tier": "reference", "source": "USDA FoodData Central (public domain)", "generated": false}, {"id": "card_src_food_170763", "title": "Fast Foods, Taco With Beef, Cheese And Lettuce, Soft", "shelf": "nutrition", "surface": "secular", "snippet": "Fast foods, taco with beef, cheese and lettuce, soft — a food in the USDA FoodData Central reference. Per 100 g: 206 kcal, 9.25 g protein, 9.75 g fat, 20.23 g carbohydrate.", "authority_tier": "reference", "source": "USDA FoodData Central (public domain)", "generated": false}, {"id": "card_src_food_170764", "title": "Fast Foods, Taco With Chicken, Lettuce And Cheese, Soft", "shelf": "nutrition", "surface": "secular", "snippet": "Fast foods, taco with chicken, lettuce and cheese, soft — a food in the USDA FoodData Central reference. Per 100 g: 189 kcal, 13.3 g protein, 6.35 g fat, 19.69 g carbohydrate.", "authority_tier": "reference", "source": "USDA FoodData Central (public domain)", "generated": false}]}