Underwood: north American helvellales. 497 



3. Leptoglossum tremellosum (Cke.) Sacc. Syll. Fung. 

 8:47. 1889. 

 Geoglossum tremellosum Cke. Mycogr. 206. pi. 96. f. 347. 1879. 

 " Amer. boreali" (Saccardo). Doubtfully American. 



IV. MITRULA Pers. Tent. Disp. Meth. Fung. 36. 1797. 



1. Mitrula crispata Fr. Epicr. 583. 1838. 



Spathularia crispata Fit. Summa Veg. Scand. 347. 1849. 



New England (Sprague). A doubtful species. 



2. Mitrula cucullata (Batsch.) Fr. Epicr. 384. 1838. 



Elvela cucullata Batsch. Contr. Myc. /. 132. . 



Mitrula abietis Fr. Syst. Myc. 1: 493. 1821. 



New York (Peck), Massachusetts (Frost), Rhode Island (Ben- 

 nett). [Europe]. 



3. Mitrula exigua (Schw.) Fr. Elench. 1:235. 1830. 

 * Leotia exigua Scnw. Syn. Fung. Car. 1822. 



North Carolina (Schiveinitz). 



4. Mitrula gracilis Karst. Rev. Mon. 110. 1885. 

 Greenland (Rostnqj). [Europe]. 



5. Mitrula phalloides (Bull.) Chev. Flor. Paris. 114. 1826. 



Clavaria phalloides Bull. Champ. 214. pi. 463. f. 3. 1789. 

 Mitrula paludosa Fr. Syst. Myc. 1: 491. 1822. 



Massachusetts (Frost, Farlow, Underwood), Rhode Island 

 (Bennett), New York (Peck), New Jersey (Ellis), Pennsylva- 

 nia (Schiveinitz) , North Carolina (Schweinitz, Curtis), Alabama 

 (Beaumont). [Europe]. 



6. Mitrula roseola Morg. Jour. Cinn. Soc. Nat. Hist. 18:42, 



pi. 3, f. 16. 1895. 

 South Carolina (Atkinson). 



EXCLUDED SPECIES. 



Mitrula elegans Berk. Grev. 3: 149. 1879. — Microglossum elegans. 

 Mitrula inflata Fr. Elench. 1:234. 1830. — Physalacria injlata. 

 Mitrula johnsonii Sacc. Syll. Fung. 8: 36. 1889. — Microglossum 



album. 

 Mitrula luteolu Ellis. Am. Nat. 17:192. 1883.— Microglossum 



vitellinum. 

 Mitrula lutescens B. and C. Grev. 3:149. 1875. — Microglossia m 



lutescens. 

 Mitrula paludosa Fr. Syst. Myc. 1:491. 1822. — M. phalloides. 

 Mitrula pistillaris Berk, in Saccardo: Syll. Fung 8:38. 1889. — 



Microglossum pistillare. 

 Mitrula rufa SACC Syll. Fung. 8: 38. 1889— M icrog lossu?n rufum. 



