Bull pine and Western yellow pine

Bull pine noun - Common and widely distributed tall timber pine of western North America having dark green needles in bunches of 2 to 5 and thick bark with dark brown plates when mature.

Western yellow pine is a synonym for bull pine. In some cases you can use "Western yellow pine" instead a noun phrase "Bull pine".

Western yellow pine noun - Common and widely distributed tall timber pine of western North America having dark green needles in bunches of 2 to 5 and thick bark with dark brown plates when mature.

Bull pine is a synonym for western yellow pine. You can use "Bull pine" instead a noun phrase "Western yellow pine".