4 SYSTEMATIC INDEX. 



** Gills at first pale or darkish blue. 



355. A. serrulatus, Pers. . . 333 



356. A. euchrous, Fers. . . 334 



357. A. cbalybeus, Pers. . . 335 



358. A. lazulinus, Ft: . . . 549 



*♦* Gills dusky or becoming dark purple. 

 No British species. 



*,• Gills growing pallid, yellow, or greenish. 



359. A. incanus, Fr. . . . 336 

 A. formosus, Fr. . . . 



360. „ „ var. suavis, Lasch. . 488 



361. A. cbloropolius, Fr. . . 337 



,,, Gills grey or glaucous. Hygrophanous. Pileus 

 •• somewhat striate. 



A. asprellus, Fr. . . 



A. nefrens, Fr. . . 



Sub-Gen. 7. Nolanea, Fr. Stem fistulose, rarely with a 

 medullate tube, cartilaginous. Pileus rather membrana- 

 ceous, campaiuilate, subpapillate, striate, or sometimes 

 smooth, clad with Hocei, mararin straight, at first pressed to 

 the stem, not involute ; gills free or afiixed, not decur- 

 rent. All grow on the ground. 



V * Gills grey or dusky. Pileus dark, hygrophanous. 



362. A. pascuus, Pers. , . 376 

 o-o f A. Babingtonii, B. ^ Br. 377a 



|A. mammosus, Linn. . . 377b 



A. junceus, Fr. 



A. fulvo-strigosus, B ^ Br. 



op . 1 A. pisciodorus, Ces. . . S78a 



^ * -' " ' . 3786 



** Gills becoming yellowish or reddish 



I 



365. A. icterinus, Fr. . . 338 



*,* Gills white, then rosy. Hygrophanous. 



366a. A. piceus, Kalch. . . 379o 



A. infula, Fr. . . . 



* 

 *,* Gills whitish. Pileus not hygrophanous. 



3666. A. coelestinus, Fr. . . 379J 



„-,„ r A. verecundus, Fr. . . 340a 



• I A. rubidus, £t;r/t. . .3406 



