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GENERAL DESCRIPTION OF ABOVE. Plant when just below the soil enclosed in a volva or wrapper, which as it matures remains (1) at the base continuing to sheathe the stem; (2) in the collar or ring; (3) on the pileus in the form of easily separable scales or warts. Generally free from disagreeable taste or smell, except at decay, when the variety illustrated by figures No. 2 and No. 3 is putrid and nauseous. Gills pure white at every stage of growth. Pileus very variable in color, from pure white to bright orange or red. All contain a deadly poison.


PLATE XI.

POISONOUS OR SUSPICIOUS BOLETI.

1. Boletus felleus, Bitter Boletus.2. Boletus alveolatus, Crimson Boletus.3, 4. Boletus luridus, Lurid Boletus.

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Figure 1 above is very much like Figures 2 and 3, [Plate VII.], of Edible Mushrooms, from which it is easily distinguished by its bitter taste and rosy tubes.

Figure 2 is a distinctively American species, and the authority for suspecting it is found in the fact that all Boleti which have red or red-mouthed tubes have been considered poisonous. Although valuable for an illustration of the lurid Boleti, this variety is probably edible.