Scotland assistant manager
Levein last week left Wallace out of the squad for the Easter Road friendly on Wednesday, revealing the left-back's decision to sign up for Rangers in the Irn-Bru Third Division had made it more difficult for him.
But Black was called up last night along with Leeds United striker
Levein said last week: "It is very difficult for anyone playing in the Third Division in
When asked about Levein's comments, Houston responded: "He said the door was always open for
"The door is open to any player, whatever division they are in. And if they are playing well, it means Craig has got a decision to make.
"I think it's been misconstrued, what he said last week with regards to
Black did not have a proper pre-season after undergoing hernia surgery following his departure from Hearts but he started for Rangers during its 2-2 draw at Peterhead on Saturday.
"After the withdrawals, we spoke about what was available and the best player available to come into the Scotland squad was
"He almost got picked once or twice last season."
Goodwillie has struggled to make an impact since leaving Dundee United for Rovers a year ago but he comes in after four weekend withdrawals.
"We know David's a talented player and we have brought him up as cover," Houston said.
Levein was already missing