Maculatum — Arum

: Grows from an underground tuber or rhizome, which can be found as deep as 400mm below ground in mature specimens. Ecological & Biological Behavior

: Following the flower, the plant produces a spike of berries that transition from green to a striking bright orange-red by late summer. arum maculatum

: The plant is "thermogenic," meaning it generates heat and emits a foul, dung-like odor to attract flies (specifically Psychoda phalaenoides ) for pollination. : Grows from an underground tuber or rhizome,