Elvela 253 



12. Elvela albipes Fuckel, Symb. Myc. 334. 1869. 

 Elvela Hegani Copeland, Ann. Myc. 2: 510. 1904. 



Pileus lobate, deflexed, the lobes subreniform, reaching a 

 diameter of 2 cm. or more, whitish or yellowish outside; hy- 

 menium brown, becoming blackish with age; stem white or 

 whitish, subpubescent, even or scarcely lacunose, reaching a 

 diameter of 1 cm. and a length of 3-4 cm.; asci cylindric or sub- 

 cylindric, reaching a length of 300 /x and a diameter of 16-18 n; 

 spores 1-seriate, ellipsoid, each containing one large oil-drop, 

 12-14 X 20-22 n; paraphyses enlarged above, where they reach 

 a diameter of 7-8 /x, yellowish. 



On damp soil. 



Type locality: Europe. 



Distribution: California and Idaho; also in Europe. 



Illustrations: Fuckel, Symb. Myc. pi. 5, /. 2; Boud. Ic. 

 Myc. pi. 231; Ann. Myc. i: pi. 12, f. 8, 9. 



13. Elvela caroliniana (Bosc) Nees, Syst. Pilze 176. 1817. 



Morchella caroliniana Bosc Ges. Nat. Freunde Berlin Mag. 5: 86. 1811. 



?Elvela costata Schw. Schr. Nat. Ges. Leipzig 1: 114. 1822. 



Elvela Gigas Krombh. Abbild. 3: 28. 1834. 



Mitrophora caroliniana Lev. Ann. Sci. Nat. III. 5: 250. 1846. 



Gyromitra curtipes Fries, Sv. Aetl. Svamp. 34. 1861. 



Gyromitra caroliniana Fries, Ofv^ Sv. Vet.-Akad. Forh. 28: 173. 1871. 



Gyromitra Gigas Cooke, Mycographia 191. 1878. 



Pileus irregularly lobed and plicate and in places more or 

 less gyrose, the ridges often anastomosing and giving to the 

 surface a reticulate appearance, whitish underneath, the margin 

 adhering to the stem in various places, reaching a diameter of 

 5-12 cm.; hymenium brown to brownish-black; stem rather 

 short and stout, more or less enlarged at the base, reaching a 

 diameter of 2-5 cm. and a length of 8-10 cm., rather deeply 

 lacunose, the color white or whitish; asci clavate or subcylindric; 

 spores 1-seriate, narrow-ellipsoid and often apiculate, usually 

 containing one large oil-drop and often two smaller ones, at 

 first smooth, becoming sculptured; spore-sculpturing assuming 

 the form of minute warts or occasionally reticulations; pa- 

 raphyses thickened above and colored. 



On the ground. 



Type locality: Carolina. 



Distribution: West Virginia to Colorado; also in Europe. 



