The Douglas Fir Feature is a term used to describe the pinecone that is produced by the Douglas Fir tree. The Douglas Fir is a coniferous evergreen tree native to western North America and is one of the most widely distributed trees in the world. The pinecone is an important feature of the Douglas Fir, as it is the reproductive organ of the tree. The pinecone is a woody structure that contains the seeds of the tree, which are released when the cone opens.