Riga fir

Ri´ga fir`

1.(Bot.) A species of pine (Pinus sylvestris), and its wood, which affords a valuable timber; - called also Scotch pine, and red deal or yellow deal. It grows in all parts of Europe, in the Caucasus, and in Siberia.
Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.