Sheldon: A STUDY OF SOME MINNESOTA MYCETOZOA. 471 



16. Trichia pyriformis (Scop.) 



Mucor jnjr if ormis Scop. F1. Cam. 492. 1772. 



Mucor pomiformis Lekks. F1. Herb. 1132. 1775 



StemonitiH2yi/riformisWii.L.D. Fl. Berol. 409. 1787. 



Embolus lacteus Hoff. Veg. Cr. t. 2, f. 3. 1790. 



Trichi( I olivacea Feks. Obs. Myc. 1:62. 1796, in pt. 



Trichia cylindrica Pers. Obs. Myc. 2:33. 1799. 



Trichia cordata Pers. Obs. Myc. 2:33. 1799. 



I" richia nig ripes Fers. Syn. Fune. 178. 1801. 



Stemonitis varia Pers. in Gmelin in Linn Syst. Nat. Ed. xiii. 



1470. 1791. 

 Stemonitis vesiculosa Gmelin in Linn. Syst. Nat. Ed. xiii. 1470. 



1791. 

 Trichia varia Vers. Disp. Meth. Fung. 10. 1797. 

 Jrichia favoginea Schum. Saell. 1455. 1803. 

 Trichia applanata Hedw. in DC. Organ, t. 60, f. 1. 1827. 



On under side of decaying logs near Allen Junction, St. 

 Louis county, Minn. (E. P. S., June, 1893); on logs near White 

 Bear lake, Minn. (E. P. S., August, 1893). 



HEMIAKCYRIA Rost. Mon. 26L 1875. 



17. Heniiarcyria serpula (Scop.) Rost. Mon. 267. 1875. 



Mucor serpula Scov. Fl. Cam. 6?). 1772. 



Li/coperdon lumhricale Batsch. Elench. Fung f. 174. 1780. 



Trichia spongioidesYiL.^,. Fi. Dauph. 106L 1789. 



Stemonitis lumbricalis GiiEJAN in hmn. Sjst Nat. Ed. xiii. 1470. 



1791. 

 Trichia reticulata Fers. Disp. Meth. Fung. 10. 1797. 

 Trichia serpida Pers. Disp. Metli. Fung. 10. 1797. 

 Trichia venosa ScnUM. Saell. 1456. 1803. 



On decaying leaves in woods near lake Calhoun. Hennepin 

 county, Minn. {E. P. S., August, 1893). 



18. Heniiarcyria pedata (Schm. ) 



Clatltrus pcdatus Schm. Ic. t. 33, f. 1, 17. 1776. 

 Sphaerocarpxis pyriformis Bull. Champ. Fr. t. 417, f. 2. 1791. 

 Stemonitis pyriformis GuEiA^ \x\ Ij\nn . Syst. Nat. Ed. xiii. 1469. 



1791. 

 IVichia pyriformis Slum. Fl. Ox 406. 1794. 

 Trichia clavata Fers. Disp.Meth.Fung.il. 1797. 

 !ZVtc/ita ci^-ina ScHU3i. Saell. 1460. 1803. 

 Arcyria trichioides Rudolph in Linnaea 4:120. 1829. 

 Hemiarcyria clavata Rost. Mon. 264. 1875. 

 Arcyria clavata Mass. Mon. Myxog. 166. 1892. 



On decaying maple logs near Groveland Park, Ramsey coun- 

 ty, Minn. (E. P. S., 1890); Vermilion lake, Minn. {E. W. D. Eol- 

 way, July, 1880); on decaying logs near Lakeville, Dakota 



