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Astranthium Nuttall. Western-daisy.

Key to Astranthium

A genus of about 11 species, herbs, of sc. North America and Mexico.

ID notes: The lamina (plural: laminae) is the strap-shaped abaxial lip of the (typically 3-lobed) ray floret corollas. It is homologous with the abaxial lip of a bilabiate or pseudobilabiate corolla, in which it is typically oriented away from the center of the head.

Ref: Cronquist (1980); DeJong (1965); Nesom (2000b); Nesom (2006x) In Flora of North America Editorial Committee (2006b); Nesom (2015e). Show full citations.

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

image of plant© Richard & Teresa Ware | Astranthium integrifolium CC-BY-NC, permission granted to NCBG | Original Image ⭷
image of plant© Bruce A. Sorrie | Astranthium ciliatum | Original Image ⭷
image of plant© Alan Cressler: astranthium integrifolium ssp. integrifolium, limestone glade, chickamauga and chattanooga national military park, catoosa county, georgia 1 by Alan Cressler | Astranthium integrifolium source | Original Image ⭷
image of plant© Richard & Teresa Ware | Astranthium integrifolium CC-BY-NC, permission granted to NCBG | Original Image ⭷

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