1920] 



BURT THELEPHORACEAE OF NORTH AMERICA. XII 155 



brae, L. S. Smith, Univ. Calif. Herb., 416 (in Mo. Bot. Gard. 

 Herb., 44148); Muir Woods, W. A. Murrill, 1133 (in N. Y. 

 Bot. Gard. Herb, and Mo. Bot. Gard. Herb., 55713); Pine- 

 hurst, E. Bethel, 26269, 26274 (in Mo. Bot. Gard. Herb., 

 55438, 55440); Preston's Ravine, W. A. Murrill & L. S. 

 Abrams, 1171, comm. by N. Y. Bot. Gard. Herb, (in Mo. 

 Bot. Gard. Herb., 55707); San Francisco, W. A. Setchell & 

 C. C. Dolier, W. A. Murrill, 1111, comm. by N. Y. Bot. 

 Gard. Herb, (in Mo. Bot. Gard. Herb., 55702); Santa 

 Barbara, 0. M. Oleson, 6, 9, 16; Santa Cruz, G. J. Str eater 

 (in N. Y. Bot. Gard. Herb, and Mo. Bot. Gard. Herb., 

 56677); Sutro Forest, A. S. Rhoads, 1 (in Mo. Bot. Gard. 

 Herb., 56045). 

 Mexico: Coyoacan, Roldan, comm. by J. R. Weir, 14937, 14999 

 (in Mo. Bot. Gard. Herb., 56795, 56796). 



44. S. fasciatum Schweinitz, Naturforsch. Ges. Leipzig 

 Schrift. 1 : 106. 1832 (under B. Sterea of Thelephora) ; Fries, 

 Epicr. 546. 1838 Sacc. Syll. Fung. 6: 560. 1888; Massee, 

 Linn. Soc. Bot. Jour. 27: 180. 1890. 



Plate 5, figs. 43-45. 



Thelephora versicolor (3 fasciata (Schw.) Fries, Elenchus Fung. 

 1: 175. 1828; Schweinitz, Am. Phil. Soc. Trans. N. S. 4: 167. 

 1832. T. ostrea Blume & Nees, Acad. Leop.-Carol. Nov. Acta 

 13 1 : 13. pi 2. 1S2Q. Stereum ostrea (Bl. & Nees) Fries, 

 Epicr. 547. 1838; Sacc. Syll. Fung. 6:571. 1888; Bresa- 

 dola, Hedwigia 51: 321. 1912. Thelephora (Stereum) mollis 

 Leveille, Ann. Sci. Nat. Bot. III. 5: 147. 1846. Stereum 

 molle Leveille in Sacc. Syll. Fung. 6: 577. 1888; Massee, 

 Linn. Soc. Bot. Jour. 27: 175. 1890. S. 

 arcticum Fries, Hym. Eur. 639. 1874. 



Type: in Herb. Schweinitz and in Curtis 

 Herb. 



Fructifications coriaceous, rigid, in the 

 north at first broadly effuso-reflexed with 

 the resupinate portion narrow, soon umbo- 

 nate sessile perhaps so from the first Fi e- 23 - S. fasciatum. 



,1 -. Tin n 1 Section of reflexed stage, 



in the tropics often laterally confluent, natural size; spores> 8) 

 sometimes pseudo-stipitate by prolongation x 665. 



