Author: Maureen Clare Murphy

White snakeroot (Ageratina altissima)

Ageratina altissima, or white snakeroot, is the only species of its genus found in the Chicagoland region, but it is widespread, even weedy. (The more than 300 species in the genus Ageratina mainly occur in the warmer regions of the Americas and West Indies.) White snakeroot is an herbaceous perennial around 1.5-3’ tall with opposite,…
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Our Native Lilies-of-the-valley

When visiting prairie fens, oak savannas, and woodlands this time of year, you may encounter flowering Maianthemum stellatum (previously Smilacina stellata); its common names include star-flowered lily-of-the-valley and starry false Solomon’s seal. Its name derives from its showy, white flowers, which are replaced by striped green berries that ripen into a deep red later in…
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