Synonyms: Arisarum vulgare subsp. simorrhinum (Durieu) Maire & Weiller, Arisarum vulgare subsp. transiens Maire & Weiller, Arisarum vulgare subsp exsertum Maire & Weiller
Spathes globose or subglobose at the base, with reddish nerves and numerous red spots between nerves. Sterile part of spadix swollen at apex.
Thank you to S. Sant who helped me to identify this species.