genus
Water Parsnips
Sium
Field notes
Sium is a genus of flowering plants in the family Apiaceae. It is widely distributed across Europe, Asia, Africa, and North America. Plants of this genus are commonly called water parsnips.
These are perennial herbs, including some fully aquatic plants and some species that grow near water. The branching stem roots at the nodes. The lower leaves are pinnate, divided into leaflets. They are borne on petioles that sheath the stem at their bases. The inflorescence is a compound umbel of flowers with white petals.
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Range
Greener is more native, amber more introduced; paler is less certain. How this was decided
Key traits
- Layer
- Herbaceous plants
- Plant type
- Perennial Wildflower
From USDA PLANTS.
Top native water parsnips All
Native to the US, ranked by caterpillars, then bees and other hosts, food, flowers and shelter.
