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Spigelia Linnaeus. Pinkroot.

Key to Spigelia

A genus of about 60-85 species, annual and perennial herbs, of tropical and warm temperate America, se. Asia, and w. Africa (Mathews 2023; Struwe et al. 2018).

Ref: Gould (1996); Gould (1997); Gould & Jansen (1999); Henrickson (1996); Mathews (2023) In Flora of North America Editorial Committee (2023c); Rogers (1986); Struwe et al. (2018) In Kadereit & Bittrich (2018); Weakley et al. (2011). Show full citations.

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image of plant© Alan Cressler: Spigelia alabamensis, Big Goat Glade, Ketona Dolomite Glades, Bibb County, Alabama 4 by Alan Cressler | Spigelia alabamensis source | Original Image ⭷
image of plant© Floyd A. Griffith | Spigelia gentianoides | Original Image ⭷


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