58 Marasmius. 



[gelidus, Q. P. campan. exp. thin, rugosely striate, pruinose, 

 translucent ; g. free, hyaline or tinged rose ; s. filiform, striate, pru- 

 inosely-pubescent, base cottony, recurved ; sp. 7 8. 



[putillus, Fr. P. rufescent then tan; g. rufous, margin paler, 

 entire ; s. short, rufescent, abrupt base with white down. 



[carpathicus, Kalchb. P. exp. subumb. rather viscid, brownish, 

 hygr. edge striatulate ; g. rotundato-adnexed, pallid ; s. even, naked 

 above, pallid, rest bay, white downy base rooting. 



* * Stem (at least when dry) everywhere pruinosely velvety. 



Wynnei, B. and Br. P. 2 '5 4 cm. soon plane, sub-umb. lilac- 

 brown ; g. adnexed, lilac ; s. 3 6 cm. paler than p., scurfy ; 7 8 x 4. 



erytnropus, Fr. P. 2 3 cm. obtuse, even, then rugulose, pallid ; 

 g. broad, lax, pallid, connected by veins ; s. 5 8 cm. hollow, striate, 

 glabrous, dark red, base with white down ; sp. 8 10 x 5 6. 



Differs from Collybia acervata by the broad distant gills. 



[dispar, Fr. P. subumb. whitish, margin striate ; g. nearly free, 

 crowded, narrow ; s. purplish-brown, pruinose, base with white down. 



archyropus, Fr. P. rs 2'5 cm. plane or depr. glabrous, pallid; 

 g. crowded, linear, pallid ; s. 6 10 cm. rigid, straight, pale rufescent, 

 coated with white down, base similar ; sp. subgl. 4 5. 



Differs from M. terginus in tufted habit, and from M. prasiosmus 

 in absence of smell. 



torquescens, Q. P. 1 1'5 cm. plane, rugosely striate, pallid ; 

 g. free ; s. 4 5 cm. brown, minutely velvety, apex pale and glabrous ; 

 sp. 5x4. 



impudicus, Fr. Smell foetid. P. T5 2'5 cm. rugulosely striate, 

 reddish bay, then pale ; g. tinged red then pale ; s. 3 5 cm. equal, 

 purplish, covered with white down when dry, base naked, rooting; 

 sp. 8 x 4 5. 



Differs from M. foetidus in free gills. 



[saxatilis, Fr. P. depr. striate, reddish ; g. adnate, white ; 

 s. glabrous, apex pruinose, reddish. 



III. CALOPODES. Stem short, not rooting, entering matrix 

 abruptly, often with a small floccose tubercle at base. 

 Qills adnate then subdecur. when p. expands. 



* Stem very glabrous upwards, shining, base simple. 



scorodonius, Fr. Smell of garlic. P. 1'5 2 cm. soon plane, 

 dry, rufous then pale, wrinkled ; g. adnate, whitish ; s. 2'5 4 cm. 

 equal, everywhere glabrous, shining, rufous ; sp. 6 x 4. 



calopus, Fr. P. 11-5 cm. exp. even then wrinkled, glabrous, 

 whitish ; g. emarginately adnexed ; s. 2 2'5 cm. even, glabrous, bay, 

 shining, not rooting ; 7 x 4. 



Habit of M. scorodonius, but no smell. 



