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Common Edible Mushrooms

Common Edible Mushrooms

Common Edible Mushrooms

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PURPLE OR PURPLE-BROWN SPORE PRINT<br />

Figure 44. Agaricus abruptibulba. <strong>Edible</strong> and choice.<br />

generous size and the added fact that several or many often come<br />

up near one another.<br />

Eminently edible: AGARICUS CAMPESTRIS (Field<br />

Mushroom)<br />

This is the common cultivated mushroom (Figure 45 and Plate<br />

iC). In nature it is found scattered or in groups, sometimes in<br />

fairy rings or partial rings, on open, grassy ground, and it is by<br />

no means uncommon in and around cities.<br />

When the caps first push up through the ground after a rain<br />

they are nearly spherical, like the button mushrooms sold in the<br />

markets. In a matter of hours, however, the caps expand and enlarge.<br />

In the button stage a layer of mycelium extends from the<br />

margin of the cap to the stem, protecting the gills, as in all species<br />

of Agaricus, but as the margin stretches out this veil is broken<br />

and forms the familiar, flaring ring on the stem. The gills have<br />

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