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Please check your Colocasia/Alocasia:
This is to draw your kind attention about the geus Steudnera.
At least one species has similar looking leaves to those of Alocasia – Colocasia plants – Plant illustration
Yes, … …., has drawn attention to this genus.
I think we have two species in India (both from NE India) with specimens in GBIF as per links: Steudnera assamica and Steudnera colocasioides
Thank you Sir, one more – S. griffithii – please check KEW: POWO
Steudnera virosa (Roxb.) Prain-POWO
Colocasia mannii Hook.f. – POWO
Spadix has similarity with … posts, but leaves???
Steudnera discolor W.Bull ex T.Moore & Mast.- POWO