M. montana may refer to:
Macaduma montana, a moth of the family Erebidae Macrophya montana, a sawfly species Macrozamia montana, a plant in the family Zamiaceae Madhuca montana, a tree of the family Sapotaceae Magnolia montana, a plant species native to the Western Malesia region of the Indomalayan realm Megophrys montana, a horned frog Mentzelia montana, variegated bract blazingstar, a plant of the family Loasaceae Mesothen montana, a moth of the family Erebidae Miomantis montana, a praying mantis Mordellistena montana, a beetle of the family Mordellidae Mpanjaka montana, a moth of the family Erebidae Muhlenbergia montana, mountain muhly, a species of grass
See also Montana (disambiguation)