Aug 23 (Reuters) - Captain Catriona Matthew selected a trio of Solheim Cup rookies for Team Europe"s title defence as the biennial tournament kicks off next week at the Inverness Club in Toledo, Ohio. Europe take on favourites United States with newcomers Nanna Madsen of Denmark, who finished fifth on Sunday at the women"s British Open, Ireland"s Leona Maguire and Finland"s Matilda Castren among the six captain"s selections. read more Maguire and Castren are the first players from their respective nations to compete for Europe in the tournament. "I don"t think it has really sunk in yet, but it brings tears of joy into my eyes just thinking about it," said Castren, who had her first LPGA tour win at the Mediheal Championship in June. Matthew also selected Solheim veterans Madelene Sagstrom of Sweden, who finished tied for second at the women"s British Open, Celine Boutier of France and England"s Mel Reid. The United States have won 10 of the 16 editions of the Solheim Cup and are favourites, with world number one Nelly Korda expected to anchor. But Matthew said last week she had no concerns accepting the "underdogs" tag ahead of the tournament. read more Joining Team Europe through automatic qualifying were Sweden"s Anna Nordqvist, who secured her third major triumph by one shot at Carnoustie on Sunday, German Sophia Popov, Spain’s Carlota Ciganda, Emily Kristine Pedersen of Denmark and England"s Charley Hull and Georgia Hall. The American team is set to be announced later Monday.