76 



MINNESOTA MUSHROOMS 



Stropharia aeruginosa Green Stropharia 



Cap 7-11 cm. wide, bluegreen with a sticky slime, yellowish as the latter dis- 

 appears, convex to plane, more or less umbonate ; stem 5-8 cm. by 6-12 mm., blue- 

 green, sticky, hollow, ring more or less torn, superior ; gills adnate, dark pur- 

 ple ; spores purplish brown, elliptic, 8-10 X 4-5^. The name refers to the green 

 slimy covering. 



On the ground in grassland, summer and autumn ; suspected of being poisonous, 



Imt this is not proved. 



Stropharia stercoraria 

 Yellow Stropharia 



Cap 1-3 cm. wide, 

 yellow or yellowish, smooth, 

 sticky, sometimes slightly 

 striate at the margin, con- 

 vex to plane; stem 7-12 

 cm. by 4-6 mm., yellow or 

 yellowish, sticky, stuffed 

 with a distinct pith, ring 

 narrow, remote from cap, 

 sticky ; gills adnate, dull 

 brown, not clouded or mot- 

 tled, broad ; spores dark, 

 ellipsoid, 18-20 X 10-12^. 

 The name refers to its habit 

 of growth. 



Common on dung or 

 in well-manured ground, 

 spring to autumn; the caps 

 are excellent. 



FiGUE 44. HVPHOLOMA PERPLEXUM 



Stropharia semiglobata Hemispheric Stropharia 



Plate 11:6 



Cap 1-3 cm. wide, yellow or yellowish, smooth, sticky, hemispheric; stem 

 6-8 cm. In' 2-3 mm., yellowish, smooth, sticky, hollow, with an incomplete sticky 

 ring; gills adnate, mottled or clouded with black, broad; spores dull purple or 

 blackish purple, ellipsoid, 13-14 X 8-9/t. The name refers to the hemispheric cap. 



Common on dung and in well-manured soil, spring to winter; the caps are good. 



HYPIIOLOMA 



Distinguished by the breaking up of the gill veil into a fragmentary curtain, 

 which is more or less persistent on the margin of the cap. An incomplete ring is 

 sometimes formed. The gills are usually attached. The name refers to the curtain. 



