DCHP-1 Online
moose brush 
a shrub, Cornus stolonifera, with conspicuous red stems, the inner bark of which was often used in the making of kinnikinik (def. 1).
See also: kinnikinik (def. 1) moose-willow
- 1948 He handed us a handful of knick-a-knick, which is the dried under-bark of a red willow we call moose brush.
- 1948 He handed us a handful of knick-a-knick, which is the dried under-bark of a red willow we call moose brush.