[The Parsley Family East of the Cascade Mountains of Oregon and Washington]

Hemlock Waterparsnip

The Genus Sium East of the Cascade Mountains of Oregon and Washington

 

Hemlock Waterparsnip, Hemlock Water-parsnip, Water Parsnip: Sium suave (Synonyms: Sium cicutifolium, Sium floridanum, Sium suave var. floridanum)

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