Philodendron mexicanum is a species Philodendron with large trilobed leaves. This is an easy climber that is found in areas of Mexico. The stem holds the leaves out around 1 to 2 feet. The leaves can grow 2 feet long with larger back lobes measuring 1 foot wide. The undersides of the leaves are blotched with pink to maroon colorations. When young the leaves are narrow and 2 feet long or so as it matures it become more tri-lobed. A very interesting and attractive philodendron.
Plants are similar to the one in the photos.