Data provided by the participants of the Consortium of California Herbaria

View additional distribution information on the Jepson eflora

Sium suave (from the Latin sium, the Latinization of Greek sion, meaning "water parsley," and suâvis, meaning "sweet. "), the hemlock waterparsnip or water parsnip, is a herb native to parts of Eurasia and North America. The water parsnip is a member of the Apiaceae family and appears with leaves and white flowers during blooming. The plant lives in marshes and other wetland in areas below 3000 feet.

Plant type

Perennial herb

Size

4 ft Tall

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Color

White

Sun

Partial Shade

Soil drainage

Standing

Site type

Wet soil of swamps, marshes, streambanks

Plant communities

Freshwater Marsh, Red Fir Forest, Sagebrush Scrub, Yellow Pine Forest, Wetland-Riparian

Caterpillars
Butterflies

Butterflies and moths supported

1 confirmed and 0 likely

Confirmed Likely

Black Swallowtail

Papilio polyxenes