Lobelia Linnaeus. Lobelia.
Contributed by D.D. Spaulding, T.W. Barger, and B.A. Sorrie
A genus of over 400 species, herbs, shrubs, trees, cosmopolitan.
ID notes: Vegetative Lobelia can be recognized by their milky sap, and the alternate leaves with obscure, whitish, callus-tipped, and often irregular or divergent teeth.
Ref: Bowden (1982); Lammers In Kadereit & Jeffrey (2007); McVaugh (1936a); McVaugh (1940a) In Woodson & Schery (1940); Pittman & Sorrie (2020); Rosatti (1986); Spaulding & Barger (2016); Spaulding, Barger, & Horne (2016); Thompson & Lammers (1997). Show full citations.
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© Alan M. Cressler | 
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© Richard & Teresa Ware | 
© Floyd A. Griffith | 
© Alan M. Cressler | 
© Scott Ward | 
© Floyd A. Griffith | 
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© Alan M. Cressler | 
© Alan M. Cressler | 
© Richard & Teresa Ware | Lobelia siphilitica CC-BY-NC, permission granted to NCBG | Original Image ⭷