TRICHOGASTEES, 373 



1084. Lycoperdon caelatum. Fr. " Collapsing PufE Ball." 



Peridium flaccid aboye, collapsing, obtuse, dehiscent at the 

 apex, at length oj)en, cap-shaped ; sterile stratum cellulose ; inner 

 peridium distinct all round ; capillitium nearly free, collapsing ; 

 spores din2:y-yellow. — Fr. S.M. iii. p. 32. Fai/. Syn. iii.^;. 2Q, no. 

 3. Vaill.t.lQJ.^. /Sc^^/. ^. 189, 190, 186. Nees.f.Vlo. Berk. 

 Oiitl. t. 20,/ 7. Huss. ii. t. 23. Eng. Fl. v. p. 303. Harz. t. 74. 

 Bisch. f. 3604. 



In pastures. Common. [Carolina. Maine, U. S.] 



Remarkable for its spongy, blunt, obconicbase, cavity above sublenticular. 

 In consequence of the simple orifice the mass of flocci and spores does not 

 fall out but collapses, until by decay the upper part of the fungus is ruptured. 

 —i:ng. Fl. 



1085. Lycopezdon atropurpureum. Vitt. " Purple-spored 



Puff Ball." 



Peridium flaccid, dingy-rufous, opening by a minute obtuse 

 mouth ; bark at first rough "with minute spines ; sterile base cell- 

 ular, continuous "with the capillitium ; spores largish, pedicellate, 

 bro"wn-purple, echinulate. — Vitt. Lye. t. 2,/. 6. Berk. Outl.p. 302. 

 Sci.Gos. 1866,/. 252. 



On do"wns. West of England. 



Spores echinulate in this species, and in L. saccatum. 



1086. Lycoperdon pusillum. Fr. " Little Puff Ball." 



Peridium entirely flaccid, persistent, obtuse ; mouth always 

 narro"wly dehiscent ; bark even, then rimose "with adpressed scales; 

 sterile stratum obsolete, continuous with the capillitium ; spores 

 olive.— i^r.^S'.i/. iii.;;. 33. Bolt. t. 117, /. C. Mich. t. 97,/ 3. 

 Schwff.t.294:. Batsch.f. 228, var. Bull, i.435,/. 2. Eng.Fl.x.p. 

 304. Sci. Gos. 1866,/ 255. Kl. exs. no. 1635. Fckl. exs. no. 1261. 



In pastures. [Low. & Mid. Carolina.] 



A small species, sometimes not larger than a marble. 



1087. Lycoperdon saccatum. VaU. " Elongated Puff Ball." 



Peridium lens-shaped or rounded, scurfy, obtuse, cracking into 

 are£e, fugacious, very thin, as well as the adnate bark ; capilli- 

 tium compact, persistent ; spores dingy-umber. — Fr. S.M. iii. p. 

 S6.Huss.lt.l4:.Bocc.t.dOQ,f.l. Bisch. f. 360d. Fl. Dan. t. 

 1139. Sci.Gos.lS6e,f.261.Ann.N.H.no. 210. Cooke exs. no.2U. 



In thickets or their borders. 



Easily known by the plicate folds on the under side of the peridium. 

 Spores echinulate. 



S 



