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Calostoma cinnabarinum with peridium

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Calostoma cinnabarinum w peridium DW Ms.jpg Scorpio in UV light Rio Claro DW Ms-285326843ThumbnailsCalostoma cinnabarinum mouth Scorpio in UV light Rio Claro DW Ms-285326843ThumbnailsCalostoma cinnabarinum mouth Scorpio in UV light Rio Claro DW Ms-285326843ThumbnailsCalostoma cinnabarinum mouth Scorpio in UV light Rio Claro DW Ms-285326843ThumbnailsCalostoma cinnabarinum mouth Scorpio in UV light Rio Claro DW Ms-285326843ThumbnailsCalostoma cinnabarinum mouth

Bright red Calostoma peridium, a protective layer growing around the endoperidum with its raised peristome, the ridge of tissue around the opening for spore disposal.