Calla palustris (Bog Arum)

Continuing with Araceas from New Jersey, today, we look at the Wild Calla. Not to be confused with the plant Calla Lily (Zantedeschia) commonly found in garden centers. They belonged to the same family (Calla), but after further analysis, the tropical species are now classified in the genus Zantedeschia.

Bog Arum grows in the cold temperate regions of the northern hemisphere. In the Americas, it grows in the northeastern United States in bogs, swamps, and slow-moving streams.

It flowers in an inflorescence on a spadix surrounded by a white spathe.

These flowers are some of the few plants that are also pollinated by snails (not pictured).

The fruits are red berries that contain several seeds. Shown here is a developing set of berries.

The plant is very poisonous due to due to its high concentration of oxalic acid,

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