Mexican Douglas fir References Mexican Douglas fir tree Ask Anything Homework Help Also known as: Pseudotsuga lindleyana Written by The Information Architects of Encyclopaedia Britannica The Information Architects maintain a master list of the topics included in the corpus of Encyclopædia Britannica, and create and manage the relationships between them. The Information Architects of Encyclopaedia Britannica Britannica AI Ask Anything Learn about this topic in these articles: Douglas fir/ Major speciesThe Mexican Douglas fir (P. lindleyana) is largely native to the Sierra Madre mountain ranges of Mexico. Its taxonomy is contentious, and it is sometimes considered a subspecies of P. menziesii. Read MoreThe Mexican Douglas fir (P. lindleyana) is largely native to the Sierra Madre mountain ranges of Mexico. Its taxonomy is contentious, and it is sometimes considered a subspecies of P. menziesii. Read More