Astraeus (fungus)
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Astraeus is a genus of fungi in the family Diplocystaceae. The genus, which has a cosmopolitan distribution, contains nine species of earthstar mushroom. They are distinguished by the outer layer of f
Astraeus pteridis is a North American species.
Calostoma
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Calostoma is a genus of 29 species of gasteroid fungi in the suborder Sclerodermatineae. Like other gasteroid fungi, Calostoma do not have the spore discharge mechanism associated with typical gilled
The outer tissue layer of Calostoma cinnabarinum (shown) is gelatinous.
Calostoma fuscum
Calostoma cinnabarinum showing peristome and exposed gleba