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

Crossword clues for State trees of North Dakota and Massachusetts:

ELMS: State trees of North Dakota and Massachusetts
ELM: American ___, state tree of Massachusetts and North Dakota
ELM: State tree of Massachusetts and North Dakota
AMERICANELM: State tree of Massachusetts, Nebraska, and North Dakota