Jack in the Pulpit, Brown Dragon or Indian Turnip?

On view today throughout the Symington Woodlands - 

Arisaema triphyllum (jack-in-the-pulpit, brown dragonIndian turnipAmerican wake robin) is a herbaceous perennial plant growing from a corm. It is a highly variable species typically growing 30–65 centimetres (12–26 in) in height with three-parted leaves and flowers contained in a spadix that is covered by a hood. It is native to eastern North America, occurring in moist woodlands and thickets.

Cheers, Chris