Arachnopeziza 285 



with fine bristly hairs; asci clavate, 8-spored; spores ellipsoid to 

 fusoid, clavate, or filiform, becoming several-septate and often 

 with an apiculus at each end, hyaline; paraphyses filiform, 

 usually enlarged above. 



Type species, Peziza aurelia Pers. 



Spores, fusoid, apiculate 4-5 X 15-20 m- \. A. aurelia. 

 Spores clavate or filiform. 



Spores clavate, 3.5 X 40 m- 2. A. delicatula. 

 Spores filiform, 2.5-3 X 65-75 n. 



On wood and bark. 3. A. aurata. 



On stems of Arclostaphlos. 4. A. Arctostaphyli. 



I. Arachnopeziza aurelia (Pers.) Fuckel, S\mb. Myc. 303. 

 1869. (Plate 129.) 



Peziza aurelia Pers. Myc. Eu. 1: 270. 1822. 



Peziza Wauchii Grev. Scot. Crypt. Fi. pi. 139. 1825. 



Peziza candidofulva Schw. Trans. Am. Phil. Soc. II. 4: 174. 1832. 



Belonidium aurelia DeNot. Comm. Critt. Ital. 1: 381. 1863. 



Patellaria bicolor Curr. Trans. Linn. Soc. 24: 494. 1864. 



Polynema aurelium Fuckel, Symb. Myc. Nachtr. 1: 49. 1871. 



Lachnella aurelia Quel. Ench. Fung. 315. 1886. 



Tapesia fulgens Hazsl. Zool.-Bot. Verh. 163. 1887. 



Tapesia candidofulva .Sacc. Syll. Fung. 8: 385. 1889. 



Belonidium fulgens Sacc. Syll. Fung. 8: 500. 1889. 



Apothecia gregarious, seated on a spreading, white, or yellow- 

 ish mycelial web, sessile, at first rounded, then becoming scutel- 

 late, externally golden-yellow to pale-orange, clothed with fine 

 hairs, reaching a diameter of 2-3 mm.; hymenium yellowish, a 

 little paler than the outside of the apothecium; hairs slender, 

 septate, reaching a length of 100 m and a diameter of 2 ju, tapering 

 to a slender point, collected into conical tufts which stand up 

 about the margin like teeth; asci clavate, attenuated above, 

 reaching a length of 70 90 /x and a diameter of 8-10 m. 8-spored; 

 spores fusoid, hyaline, becoming 3-septate, 4-5 X 15-20 m, often 

 with an apiculus at either end; paraphyses filiform, slightly 

 enlarged above. 



On leaves, soil, twigs and acorn-cups. 



Type locality: Europe. 



Distribution: New York to Pennsylvania, Iowa and Mani- 

 toba; also in Europe. 



Illustrations: Fuckel, Symb. Myc. Nachtr. 1:/. 35; Grev. 

 Scot. Crypt. Fl. pi. 139; Trans. Linn. Soc. 24: pi. 51, f. 15-16; 

 Bond. Ic. Myc. pi. 520; Mycologia 30: 660,/. 1. 



ExsiccATi: Ellis, N. Am. Fungi 59; Rav. Fungi Car. 5: 41. 



