Hygroscopic earthstar, Barometer earthstar, or False earthstar (Astraeus hygrometricus), Diplocystaceae.

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Photo credit: © De Agostini / E. Ferrari / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: astraeus, bark, barometer, biology, botany, close-, day, earthstar, false, growth, horizontal, hygrometricus, hygroscopic, mushroom, nature, outdoors, people, tree