The Collaborative International Dictionary of English v.0.48:

Cloudberry \Cloud"ber`ry\, n. (Bot.)
   A species of raspberry (Rubus Cham[ae]merous) growing in
   the northern regions, and bearing edible, amber-colored
   fruit.
   [1913 Webster]

WordNet (r) 3.0 (2006):

cloudberry
    n 1: creeping raspberry of north temperate regions with yellow
         or orange berries [syn: cloudberry, dwarf mulberry,
         bakeapple, baked-apple berry, salmonberry, Rubus
         chamaemorus]