Hone: MINNESOTA HELVELLINE^:. 



311 



Hennepin, Oct. and Sept. 1900, Freeman 895, 734, 804; 

 Becker, Aug. 1901, Freeman 1053; * Chisago, Sept. 1900, 

 Butters 15; Ramsey, Sept. 1903, Cuzner ; Ramsey, Sept. 

 1903, Wilcockson. 



H. crispa is closely related to H. lacunosa ; for differences 

 see H. lacunosa. 



The specimens agree with Sydow Mycoth. March 181, spores 

 of which measure up to 12 mic. x 16 mic. 



Krombholz Schwamme \\\.,pl. 19, fig. 27-29. 1834. 



3. Helvella elastica BULL. Champ, franc. 299,^7. 24.2. 1785. 

 (Plate I I., figs. 14, 75.) 



Stipe cylindrical, not lacunated, hollow, smooth, or pruinose, 

 grayish, up to 2.25 in. high by i in. across; pileus saddle- 

 shaped, bilobed, mouse-colored above, grayish beneath, up to 

 1.25 in. across; spores elliptical, obtuse, smooth, containing 

 one large, central oil drop, up to 16-20 mic. long by 10-12 

 mic. wide; paraphyses filiform, septate, branched, clavate, 

 about 6 mic. wide at the tip. 



On ground in moist places and among grass. 



* Hennepin, Sept. 1900, Freeman 877 ; Hennepin, Oct. 

 1900, Butters 66 ; Becker, Aug. 1901, Freeman 1040; Cook, 

 Aug. 1903, Freeman and Ballard 3. 



The specimens agree with D. Saccardo Myco. Ital., spores 

 of which average 14 mic. x 9 mic. 



Krombholz Schwamme \\\.*pl. 21, fig. 21, 1834. 



4. Helvella infula SCHAFFER, Icon. Fungi, -pi. 159. 1763. 

 (Plate //., figs. /, 2, j; Plate IV., figs. 24-29.) " 

 Gregarious or solitary ; small or large ; stipe cylindrical, 



tapering toward top, at first solid later hollow, cream to flesh- 

 colored, densely pubescent at the base, up to 2.25 in. high by 

 i in. wide ; pileus more or less saddle-shaped or irregularly 

 undulated, margin attached in places to the stipe, yellow to 

 cinnamon brown or chestnut brown above, cream to flesh-col- 

 ored beneath, finely pubescent beneath, up to 2.25 in. deep; 

 spores elliptical, obtuse, smooth, with two equal oil drops, 18- 

 24 mic. by 8-12 mic. ; paraphyses clavate, septate, branched, 

 brownish, about 4 mic. wide. 



On the ground along paths and trails or among moss. It 

 usually prefers clayey ground but occasionally is found even 

 on decayed logs. 



