Elvela 251 



about 8-9 X 17 jjL] paraphyses rather stout, enlarged above, 

 reaching a diameter of 8 ju at their apices. 



On soil, usually in woods. 



Type locality: Sierra Nevada Mountains, California. 



Distribution: California and Nevada. 



Illustration: Trans. Linn. Soc. II. 1: pi. 48. 



ExstCCATi: N. Am. Fungi 2737. 



9. Elvela umbraculiformis Seaver, sp. nov. (Plate 41.) 



Pileus inflated and widely expanded and reflexed, the margin 

 free or attached to the stem at various points, reaching a diameter 

 of 10 cm.; hymenium light-brown or tan to dark-brown or 

 brownish-black, even or irregularly undulated to convolute; 

 stem stout, deeply and irregularly lacunose, reaching a length 

 of 4-5 cm. and a diameter of 3-4 cm., the ribs of the stem ex- 

 tending out on the under side of the pileus like the ribs of an 

 umbrella, the color white, whitish or pinkish; asci cylindric or 

 subcylindric, reaching a length of 225 ^ and a diameter of 10 ^u; 

 spores 1-seriate, each containing two small oil-drops, ellipsoid, 

 the ends narrowed, about 7-8 X 16-17 m; paraphyses clavate, 

 enlarged at their apices, where they reach a diameter of 10 /i. 



On damp soil. 



Type locality: Morgan Hill, Yosemite Park, California, 

 elevation 7,000 feet. 



Distribution: California and Idaho. 



This species resembles the preceding but differs in its much 

 shorter stem as well as in other minor points. 



10. Elvela infula Schaeff. Fung. Bavar. 4: Ind. 105. 1774. 

 (Plate 42.) 



?Phallus Monacellus Scop. Fl. Carn. ed. 2, 2: 476. 1772. 



Elvela Mitra Schaeff. Fung. Bavar. 4: Ind. 105. 1774. Not E. Mitra L. 



Elvela brunnea L. Syst. Nat. 1450. 1796. 



Elvela esculenta Pers. Comm. Fung. Bavar. 64. 1800. 



Elvela infula Pers. Syn. Fung. 617. 1801. 



Elvela rhodoptis Krombh. Abbild. 3: 23. 1834. 



Gyromilra esculenta Fries, Summa Veg. Scand. 346. 1849. 



Gyromitra infula Quel. Ench. Fung. 272. 1886. 



Gyromitra esculenta crispa Peck, Ann. Rep. N. Y. State Mus. 51: 299. 1898. 



Physomitra infula Boud. Hist. Class. Discom. Eu. 35, 1907. 



Physomitra esculenta Boud. Hist. Class. Discom. Eu. 35. 1907. 



Pileus reaching a diameter of 6-8 cm., reflexed and more or 

 less adnate to the stem, very irregular, mitrate, saddle-shaped or 



