What Is Philodendron Mayoi? Philodendron Mayoi is part of the Araceae family and is also known as the Fern-like Philodendron or the Palm-like Philodendron. Considered a perennial, it grows well indoors near a well-lit window. It's typically known for spectacular foliage, making it a truly rare houseplant. The Philodendron Mayoi can also be raised outdoors