| QConId | Language.Haskell.Exts.Lexer, Language.Haskell.Exts | 
| QConOp | Language.Haskell.Exts.Syntax, Language.Haskell.Exts | 
| QConSym | Language.Haskell.Exts.Lexer, Language.Haskell.Exts | 
| QName | Language.Haskell.Exts.Syntax, Language.Haskell.Exts | 
| QOp | Language.Haskell.Exts.Syntax, Language.Haskell.Exts | 
| Qual | Language.Haskell.Exts.Syntax, Language.Haskell.Exts | 
| QualConDecl |   | 
| 1 (Type/Class) | Language.Haskell.Exts.Syntax, Language.Haskell.Exts | 
| 2 (Data Constructor) | Language.Haskell.Exts.Syntax, Language.Haskell.Exts | 
| qualified_name | Language.Haskell.Exts.Syntax, Language.Haskell.Exts | 
| Qualifier | Language.Haskell.Exts.Syntax, Language.Haskell.Exts | 
| QualStmt |   | 
| 1 (Type/Class) | Language.Haskell.Exts.Syntax, Language.Haskell.Exts | 
| 2 (Data Constructor) | Language.Haskell.Exts.Syntax, Language.Haskell.Exts | 
| qualStmt | Language.Haskell.Exts.Build, Language.Haskell.Exts | 
| QuantifiedConstraints | Language.Haskell.Exts.Extension, Language.Haskell.Exts | 
| QuasiQuote | Language.Haskell.Exts.Syntax, Language.Haskell.Exts | 
| QuasiQuotes | Language.Haskell.Exts.Extension, Language.Haskell.Exts | 
| QuoteColon | Language.Haskell.Exts.Lexer, Language.Haskell.Exts | 
| qvar | Language.Haskell.Exts.Build, Language.Haskell.Exts | 
| QVarId | Language.Haskell.Exts.Lexer, Language.Haskell.Exts | 
| QVarOp | Language.Haskell.Exts.Syntax, Language.Haskell.Exts | 
| QVarSym | Language.Haskell.Exts.Lexer, Language.Haskell.Exts |