The Exotic Rainforest page also has photos and information on P. subincisum:
https://www.exoticrainforest.c... and talks about it's correct name, saying: "
According to all the databases and Dr. Tom Croat of the Missouri Botanical Garden, this plant is not Philodendron wilsonii. That name is said by Dr. Croat to have originated from the late Bob Wilson, owner of Fantastic Gardens, then passed around as the horticultural name. The correct name for the species is Philodendron subincisum, and the plant is endemic to Mexico.
I see that our database does list it
Also sold as: P. wilsonii and P. 'Wilsonii'.
