PLANTS OF IOWA 43 



473. A. viridis, Curr. 



This species has been found to be very common on rather 

 hard, damp clay soil. 



474. A. brunneus, Cooke. 



On horse dung. Not uncommon. 



HELOTIACE-ffi FAMILY. 



SARCOSCYPHA, Fries. 



475. 8. coccinea, (Jacq.) Cke. 



Very common on half buried sticks in the woods. Late 

 autumn and early spring. 



476. 8. occidentalis, (Schw.) Cke. 

 On decaying sticks in woods. 



477. 8. floccosa, (Sche.) Cke. 



On decaying sticks, spring and summer. 



SCLEEOTINIA. 



478. 8. seaveri, Rehm. 



On buried seeds of wild cherry. 

 CHLOROSPLENIUM. 



479. C. CBruginosum, (Nyl.) Karst. 

 On wood (Oak). 



480. C. versiforme, (Pers.) Karst. 

 On wood. 



DASYSCHPHA. 



481. D. nivea, (Hedw) Sacc. 



On decaying wood (oak). Common. 



482. D. pygmaea, (Fr) Sacc. 



On half buried sticks and roots in damp places. Not 



common. 

 TRICHOPEZIZA. 



483. T. titiea, (Peck) Sacc. 



Abundant on decaying branches of Tilia americana. 



484. T. comata, (Schw.) Sacc. 



On decaying oak leaves in wet places. 



485. T. sulphured, (Pers.) Fckl. 



On dead stems of herbaceous plants. 



