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% replaces any number of letters (la% - lake, lamp)_ replaces one letter (ca_ - car, cat)

Crossword clues for Pulpwood source:

ASPEN: Pulpwood source, perhaps
PINE: Pulpwood source
ASPENS: Pulpwood source
SLASHPINE: Source of pulpwood and turpentine
ASPENS: Sources of pulpwood
PINE: Source of pulpwood