Champions, St Munchin’s, had to withstand a magnificent late rally from Castletroy to edge home 21-15 in the opening Clayton Hotels Munster Schools’ Junior Cup semi-final at Thomond Park yesterday.

Terenure College and Garryowen were the big winners on the final day of Division 1A’s regular season, setting up semi-final clashes with defending champions Cork Constitution and table-topping Lansdowne respectively.

There is a brand new trophy for the Avonmore Munster Schools’ Junior Cup winners this season, the silverware presented by Castletroy College, winners of the double in 2008.

Ardscoil Rís withstood strong second-half pressure from Glenstal to emerge clearcut winners of an excellent Avonmore Milk Munster Schools’ Junior Cup game at Coonagh.