The members of any political party which, at the last preceding general election, polled, for its candidate for Governor, fewer than ten per cent of the total number of votes cast for all candidates for that office in the state, and groups of citizens, not constituting a political party, which nominate candidates for offices to be voted for at any election, may select members of committees and officers thereof, for such political parties and such groups of citizens, in such manner as they may devise and adopt.