I know it's not much to go on, but the judges were really taken with the plant and wanted to so something. I was at the judging, and we really didn't have any references to help beyond the OD article (67 #2 p 23.)
Trichoceros sp. Award 20114407 has been confirmed to be Trichoceros muralis by SITF (Feb 2012), with assistance of Franco Pupulin.