Agaricineae, Melanosporse, Agaricns. 1003 



Hab. ad terram, Ceylon (Thvvaites). — Pileus 8 cm. latus, le- 

 viter depressus, carne alba; stipes 13 cm. longus, l'/g cm. cras- 

 ."^u.^, intus roseusj lamell.o 7 mra. lafse, roseae. Flurirais notis ctim 

 Ag. endoxantho convenit, sed basi radicata lamellisque differenti- 

 bus merito separatur. 



38. Agaricus bolorrhizus B. et Br. Journ. Linn. Soc. XI, p. 549. — 4073 

 Pileo e coiivexo plano, umbonato, squamuloso; stipite elongato, al- 

 bo-farcto, basi marginato-buiboso ; lamellis anguslis brunneis ; spo- 



ris 6 jj.. long. 



Hab. ad terrara, Cej^Ion (Thw.mtes). — Pileus 6-8 cm. latus, 

 sordide roseo-albus,- stipes 8 cm. longus, 5 cm. crassus, roseus, 

 floccosus; mvceliura fibrillosum ,• lamellae vix 2 mm. latse; stipi- 

 tis substantia brunnea pileum intrans, a quo colore differenti di- 

 stinguitur. Exstat forma pileo subglabro. 



39. Agaricus foederatus I^ et Mont. Sjil. Crypt. n. 384. — Pileo 4074 

 carnoso, tenui, ex ovoideo campanulato fulvo, centro depressiusculo, 

 margine striato appendiculato, squamulis albis sparsim granuloso ; 

 stipite crasso intus excavato excoriato; annulo amplo reflexo;la- 

 mellis lineari-attenuatis, adfixis, e rubello fuscescentibus; sporis 

 ovoideo-oblongis, 10 y., longis, fuscis. 



Hab. ad terram in pascuis circa Columbum Araer. f(]eder. (Sul- 

 livant). — Subca^spitosus ; pileus 5-7 cm. lat., 2-3 cm, alt. ; sti- 

 pes 10 cm. long., 1 cm. cr. Affinis Siroph. ocreatcc dicitur, num 

 ergo e genere iStropharue? 



40. Agaricus placomyces Peck 29 Rep. p. 40. — Pileo potius tenui, 4075 

 expanso, plano, sicco, squamuloso, albido, disco squamisque jniou- 



tis brunneis ; stipite glabro, medulla tenui repleto, sursum leviter 

 conico, bulboso, albido, bulbo luteo maculato atque vulgo uno 

 v. binis processibus radiciformibus instructo; annulo amplo, molli, 

 s?epe guttis atri humoris adsperso; lamellis confertls, liberis, can- 

 dldis, inde roseis, postremo nigrescenti-brunneis ; sporis ellipsoi- 

 deis, brunneis, ^Vo-S '/. long. 



Hab. ad.terram sub Conio maculato, Oneida (H. A. Warne), 

 Knowersville Amer. bor. — Statura S-I3 cm. metieus, pileus 5-8 

 cm. latus, stipes 4-8 mm. crassus. Pulcherrima species, pileo plano 

 eleganter squamis minutis brunneis exornato. 



41. Agaricus Johnsonianus Peck 23 Rep. p. 98, t. III, f. 4-6. — Pi- ^076 

 leo carnoso, molli, fragili, lato, convexo vel expanso, glabro, albo, 

 disco lutescente, margine tenui, plerumque purpureo maculato, udo 

 striatulo; stipite a^quali, glabro. solido, apice leniter striato; an- 



