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Trichostema Linnaeus. Blue Curls.

Contributed by Kevan Schoonover McClelland

Key to Trichostema

A genus of about 25 species, short-lived shrubs and annual and perennial herbs, of temperate North America (especially diverse in w. North America, with a second center of diversity in se. North America, primarily FL).

Ref: Harley et al. In Kadereit (2004); Lewis (1945); McClelland & Weakley (2019) In Weakley et al. (2019a); McClelland & Weakley (2023) In Weakley et al. (2023, in press). Show full citations.

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Hover over a shape, letter, icon, or arrow on the map to see what it means. Data for arrows not developed for genera and families which may have species only occurring outside the flora area.

image of plant© Floyd A. Griffith | Trichostema setaceum | Original Image ⭷