CLASSIFICATION- OF AGARICS 1 .7 



while. (IILLS while, ;ii first exuding drops "i water, sordid when 

 old or bruised, rather close, adnexed, few Forked, Interspace! rei 

 shorter ones present. STEM I 6 cm. Long, I 2.5 cm. thick, whitish, 

 short, stout, stuffed then cavernous. SPORES white in mass, sub- 

 erlobose, 7.5-1U inier. CYSTIDIA numerous; Bubhymenium narrow. 

 not sharply differentiated. TASTE acrid. ODOR strongly 

 amygdaline, becoming foetid. 



Gregarious, in mixed woods in the north; in oak, maple, etc., in 

 southern Michigan. July, August and September. 



The odor of the fresh young plant is like oil of bitter almonds or 

 cherry bark; when old or decaying ii becomes quite disagreeable. 

 The margin of the young pileus is strongly incurved. No1 edible. 



Micro-chemical tests: <!. I Flesh and gills quickly light blue, then 

 dark blue.) S V. Hiills slowly deep blue.) P S. (Cystidia coloreu 

 brown.) 



112. Russula pectinatoides l'k. 



N. Y. Stale Mus. Bull. L16, L907. 

 Illustrations: [bid, PL 105, Fig. 6-10. 



PILEtJS 3-7 cm. broad, rather firm, becoming fragile, thin, conv< 

 then piano-depressed, viscid when moist, covered by a thin separable 

 pellicle, radiately rugose-striate on the margin, often hallway to 

 the center, or strongly tubercular-striate, dingy straw color, brown- 

 ish, yellowish-brown <>r umber-brown. FLESH white, thin, becom- 

 ing fragile, slightly ashy under the cuticle, not changing. GILLS 

 whitish, (dose to sul (distant, thin, distinct, equal, moderately broad, 

 broadest in front, narrowed behind, often stained or broken halfway 

 from stem, some forked ;K base. STEM 2-5 cm. long, .5 to 1 cm. 

 thick, white or dingy, subequal, glabrous, spongy-stuffed then hoh 



Join, even. SPORES whitish or creamy-while in mass. SUbglobose, 



6-8 micr. diam. TASTE mild or slightly and tardily acrid. ODOK 

 not noticeable. 



Gregarious. Grassy places, lawn-, groves and w Is. Through- 

 out the state. July and August. 



Cooke's illustrations of R. pectinata and /.'. consobrina var. 



SOroria remind one very much of this plant. Pech points, out thai 



it differs from these by its mild taste, adnate gills and grayish 



color under the cuiide. It is also ch.se to B. foetentula, wh 

 sometimes lacks the odor. /,'. subfoetens Smith as known to Romell, 

 also reminded me of this specie-. The color of /.'. pectina 



