SOME COMMON" MUSHROOMS AND HOW TO KNOW THEM 



15 



ARMILLARIA VENTRICOSA 

 (Fig. 13) 



In this species the cap is fleshy, convex or nearly plane, smooth, shining 

 white, margin thin and involute ; the flesh is whitish ; the gills are narrow and 

 close, decurrent, sometimes dentate or denticulate on the edge, whitish ; the 





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Figure 13. — Armillaria ventricosa: A, Young specimen; B, mature specimen 



stem is thick and short, ventricose, abruptly pointed at the base; the ring is 

 conspicuous, lacerated, and membranaceous. 



The cap is 4 to 7 inches broad ; the stem is 2 to 3 inches long, ventricose por~ 

 tion 1 to 2 inches broad. 



This is a coarse, conspicuous fungus. It is not reported as widely distributed. 



