1.  leaf lettuce(n = noun.plant) lactuca sativa crispa - distinguished by leaves having curled or incised leaves forming a loose rosette that does not develop into a compact head; Array
is a kind of lettuce
has parts: leaf lettuce, loose-leaf lettuce

2.  leaf lettuce(n = noun.food) loose-leaf lettuce - lettuce with loosely curled leaves that do not form a compact head; Array
is a kind of lettuce
is a part of lactuca sativa crispa, leaf lettuce

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