Similar species: Water Hemlock (Cicuta maculata) - leaves are quite different (not fine/feathery); shares the same habitat; also deadly poisonous. Water Parsnip (Sium suave) - leaves very different; shares the same habitat; edible. Wild Carrot (Daucus carota) - grows in dry areas; edible; smells like carrots. Japanese Hedge Parsley (Torilis japonica) - grows in drier fields. Poison Hemlock (Conium maculatum) - leaves are not narrow.
Eastern Hemlock (Tsuga canadensis) - A tree; similar in name only; no relation; not poisonous. See the Ontario Trees & Shrubs website.
Flowers: Summer; White; 5 parts (petals); Sparse, white, in an umbel (an umbrella-shaped cluster) about 1-2" wide. Individual flowers about 1/8" wide, with 5 petals and 5 stamens.
Leaves: Alternate, Toothed; Widely spaced alternate compound leaves have very narrow leaflets. Leaflets up to 3" long. Widely spaced ragged teeth. Tiny bulblets occur in the axils (where a leaflet joins the stem).
Height:
1-2 m (3-6 ft)
Stem:
Widely spaced branches.Hollow.
Habitat: Wet Areas; Wet open areas such as marshes, along shores, and sometimes open swamps.
PLEASE NOTE: A coloured Province or State means this species occurs somewhere in that Province/State.
The entire Province/State is coloured, regardless of where in that Province/State it occurs.
(Range map provided courtesy of the USDA website
and is displayed here in accordance with their
Policies)
If you enjoyed this website you might also enjoy these other websites in the Wildwood Canada group