Fruiting body puffball-shaped at first, cm wide, the peridium splitting into 5 to 8 rays yielding a final diameter of approximately 5 cm.; rays, thick, fleshy. Geastrum saccatum Fr., Systema Mycologicum 3: 16 () [MB#]. Common Name. Rounded Earthstar. Family. Geastraceae. Notes. Fungus to 5cm across. Wikipedia description:

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Geastrum saccatum Fries 5. Specimens and veastrum links: Lepista nudaThe Blewit 30 Nov, Characteristics of Phylum Ascomycota. Cryphonectria parasiticaChestnut Blight.

The ‘skin,’ or peridiumsaccxtum composed of two separate layers: Click on the language titles to launch them. Characteristics of Phylum Basidiomycota [Archived] 29 Nov, This website contains no information about the edibility or toxicity of mushrooms. Leave a Reply Cancel reply. University of Iowa Press.

In warmer climates, the G. At first a smooth, egg-shaped ball with a pointed beak, cm wide, attached to the substrate by a point at the base; with maturity the outer skin peeling back to form more or less triangular, saccatym colored, non-hygroscopic arms; spore case up to 2 cm wide, more or less round, smooth, brownish to purplish brown, with a small conical beak that is surrounded by circular ridge or depression often resulting in a pale area ; cm across when arms are opened; interior of spore case initially solid and white but soon powdery and medium brown.

To even consider eating it, you have to get very young fruiting bodies without open arms and that have not begun to produce spores. Cryphonectria parasiticaChestnut Blight 15 Sep, The related species Geastrum fimbriatum does sqccatum have an apical disc, and its pores are slightly smaller.


Proceedings of the Iowa Academy of Sciences. Encyclopedia of Life EOL. It is considered inedible by mushroomers because of its bitter taste. Check Out These Random Posts: Geastrum fimbriatum is a similar mushroom; its beak is not surrounded by a marked ridge or depression, and its buttons are attached to the substrate over a large portion of the mushroom rather than at a basal point thus the buttons and, later, the undersides of the arms are usually covered with debris.

Geastrum saccatum

Matches exactly Value is undefined. Contact our curators Dr. There are a number of North American earthstars that look very similar to G. See below for more information. Simple search Basic search Advanced search Search type specimens Search thesaurus Search bibliography. saccatmu

From Wikipedia, the free encyclopedia. Lily Eurwilaichitr and Dr.

Current name Classification Type name Basionym Obligate or homotypic synonyms Anamorph synonyms Teleomorph synonyms Facultative or heterotypic synonyms Type of organism. Pairwise sequence alignments Polyphasic identifications. Several species of Geastrum are very similar, however, so precise identification should rely on the following features:.

For practical reasons we have decided not to translate all pages in several languages anymore because it was too heavy to maintain but some of the labels of the basic and advanced query pages are still available. If you would like to know more about cookies and how they work, please visit www. Unlike the Barometer Earthstar Astraeus hygrometricusthe arms of G. Small size cm across when arms expand ; A spore case that sits directly on the arms, as though in a bowl without a pedestal ; A hole in the spore case that is not prominently lined; A circular ridge or depression around the hole; Buttons that are only attached to ssccatum ground in one place and therefore do not accumulate much soil and debris.


Common Name

Open the calendar popup. Retrieved from the MushroomExpert. These cookies allow us to see information on user website activities including, but not limited to page views, source and time spent on a website. Young mushrooms are brown, spherical, cm about 1in wide, and attached to the ground at a single point. Sacccatum like Geastrum triplex and Geastrum saccatum have four to ten points and the gleba remains nestled in a small bowl at the center of the star.

It has a worldwide distribution and is found growing on rotting wood.

Factsheet – Geastrum saccatum

Geaatrum one feature that separates them from other gastroid fungi at this stage is the presence of a small, conical area roughly at the top of the mushroom. Articles with ‘species’ microformats. Bernard Jabas 1 and Dr.

The mushroom remains attached to the ground and the arms do not lift the mushroom up.

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