Arcyodes incarnata

Arcyodes incarnata (Alb. & Schw.) O. F. Cook,
Science 15: 651. 1902.
Licea incarnata Alb. & Schw. Consp. Fung. 109. 1805.
Physarum congestum Sommerf. Suppl. Fl. Lapp. 241. 1826.
Arcyria ctrcinans Fries, Stirp. Ferns. 83. 1826.
Perichaena congesta Fries, Syst. Myc. 3: 192. 1829.
Licea congesta Wallr. Fl. Crypt. Germ. 2: 345. 1833.
Lachnobolus circinans Fries, Summa Veg. Scand. 457. 1849.
Lachnobolus Sauteri Rost.; Fuckel, Jarhb. Nass. Ver. Nat. 27-28: 76. 1873.
Arcyria congesta Berk. & Br. Ann. Mag. Nat. Hist. IV. 17: 140. 1876.
Lachnobolus incarnatus Schroet. Krypt.-Fl. Schles. 3 1 : 110. 1885.
Arcyria Hariotii Massee, Monog. 155. 1892.
Lachnobolus congestus G. Iyister in Lister, Mycet. ed. 2. 246. 1911.
Sporangia subglobose, sessile, crowded and heaped, 0.4-0.8 mm. in diameter, pale coppercolored, fading to ochraceous; hypothallus inconspicuous, scanty, common to a cluster; peridium membranous, somewhat opalescent, persistent, irregularly dehiscent above, marked with minute warts and ridges ; capillitium a non-elastic network of branched and anastomosing threads, mostly 3-4 p in diameter, with numerous inflations, closely marked with warts and spines, ochraceous in mass, pallid by transmitted light; spores subglobose or angled by mutual pressure, pale pink or ochraceous in mass, pallid by transmitted light, smooth save for a few scattered warts, 7-8 /* in diameter; Plasmodium white or rosy.
Typb locality: Germany.
Habitat: Dead wood.
Distribution: New York, Ontario, Colorado, Oregon; Europe.