The Edinburgh-born 22-year-old, a 62nd-minute replacement for Jonny Gray during the Scots’ 20-17 defeat by Wales on Saturday, February 12, has been named at blindside flanker in the starting line-up for the third match of their current Six Nations campaign, against France in Edinburgh this Saturday, February 26.
That’s one of three changes made by Townsend, the others being Magnus Bradbury coming in at No 8, replacing Matt Fagerson, ruled out by a foot injury, and tighthead prop Zander Fagerson returning in Willem Nell’s place.
Sam Skinner, deployed at six against the Welsh, moves into the second row to replace the injured Gray, partnering Grant Gilchrist.
Lining up alongside Darge, now at Glasgow Warriors, and Bradbury in a new-look back-row is Hamish Watson.
Edinburgh’s Pierre Schoeman and Stuart McInally keep their front-row places.
Glasgow Warriors centre Sione Tuipulotu starts for a second successive game at inside centre, alongside Gloucester’s Chris Harris in midfield.
Worcester Warriors’ Duhan van der Merwe is on the left wing, with Edinburgh’s Graham, 24, on the right.
Glasgow Warriors’ Ali Price and Racing 92’s Finn Russell are paired at half-back for the sixth game on the trot.
Nell is among the replacements named by Townsend today, February 24, along with George Turner, Oli Kebble, Jamie Hodgson, Nick Haining, Ben White, Blair Kinghorn and Mark Bennett.
Saturday’s game, at the capital’s Murrayfield Stadium is being broadcast live on BBC One, with kick-off at 2.15pm.
Exeter Chiefs full-back Hogg, 29, is now on 90 caps and Graham is on 24.
Fellow Bordererer Rory Sutherland, also brought on as a replacement against Wales, is out injured.