Can’t get these:
16a Bunch of flowers in stock, more or less (6) -a-e-e.
2d Nobody lacks energy in fighting for more than one PM (10). a-t-r-o-n-. Afternoons?
Also, 22d:
Tedious old solver’s pursuing Latin and English (7), must be ‘lengthy’ from the crossers, but is that a fair synonym? Something can be lengthy and not tedious.