Arisaema wilsonii

Attached are photos of an Arisaema purchased this year from Kaichen Nurseries as A-17, Arisaema wilsonii. It more or less matches descriptions of that species, but the whole wilsonii/dilitatum/elephas complex I have read is a taxonomic mess. I am seeking better ID.

Bonaventure Magrys (Mar 27, 2003)
Cliffwood Beach, NJ
USA