genus

Howellia

Howellia

Field notes

Howellia aquatilis, the water howellia, is a small plant in the family Campanulaceae that was considered a federally threatened species between 1994 and 2021 under the Endangered Species Act of 1973. It is the only species in the monotypic genus Howellia. Thomas Jefferson Howell and Joseph Howell discovered the species in 1878.

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Range

United States

Greener is more native, amber more introduced; paler is less certain. How this was decided

Key traits

From USDA PLANTS.

Top native Howellia All

Native to the US, ranked by caterpillars, then bees and other hosts, food, flowers and shelter.