Gryba’s hit came after Montreal’s P.K. Subban flattened Chris Neil with an open ice hit, but the Ottawa enforcer wasn’t injured on the play.
Notes: Montreal’s 50 shots set a team record for a regulation playoff game. ... The Canadiens are 50-28-2 all-time in playoff openers. Ottawa is 11-11. ... Montreal sat out Jeff Halpern, Colby Armstrong, Davis Drewiske and Yannick Weber. ... Peter Regin, Matt Kassian, Patrick Wiercioch and Andre Benoit were among Ottawa’s scratches. ... The game was the first between Canadian teams in the playoffs since 2004. Ottawa met Toronto and Vancouver took on Calgary in the first round that season.