31 



12. Rh. decolorans i^r. On leaves of Androm. Ugustrina. Car. (S.; Curt.); 



N. Eng. (Spragiie); N. Y. (Peck). 



13. Rh. Titis -Sc/i3. On leaves of Fiji's. Car. (S.; Curt.); Penns. (S.). 



14. Rh. magnoliae Schz. On leaves of M. glauca. Penns. (S.). 



15. Rh. Blakei Curt. N. Y. (Peck). 



16. Rh. asteris Scliz. On leaves of Aster. Car. (S.; Curt.); Penns. (S.); 



Maine (Belles). 



17. Rh. sassafras ;Sc7i3. On leaves of sassafras. Car. (S.). 



18. Rh. solidag'inis Schz. On leaves of Solidago. Beth. (S.); Car. (Curt.); 



N. Eng. (Sprague); Conn. (Wright); N. Y. (Peck; Gerard). 



19. Rh. bifrons Schz. On leaves of Solidago sempervirens. X. Y. (S.). 



20. Rh. cacti /Sc/i2. On rotting Op w?i^z«. Salem (S.); Car. (S.). 



21. Rh. conflueus Fr. On stems Eupatorium, &c. Car. (S.). 



22. Rh. eleTatum Schz. On stems. Beth. (S.). 



23. Rh. silphii Schz. On stems of Silphium. Naz. (S.). 



24. Rh. seriale Sc7iz. On hickory wood. Beth. (S.). 



25. Rh. corru^atum Schz. On dry wood. Car. (S.). 



26. Rh. robiuiae Schz. On leaves of BoMnia. Naz. (S.). 



27. Rh. smilacis -56/43, On Smilax. Car. (S.); Penns. (S.). 



Gen. 4. DICHAENA Fr. 



1. D. rugosa 2^/'. On oak limbs. Car. (Curt.; Rav.). 



2. D. faginea i^r. On beech bark. Car. (Curt.); N. Y. (Peck); Ohio (Lea). 



3. D. smilaciua Scliz. On Smilax. Car. (S.). 



4. D. caespitosa Schz. On bark of Fagus. N. Eng. (S.). 



Older VL HYSTERIACEI. 



Gen. 1. OSTREICHNION Duhy. 

 1. 0. Aiuericanuiu Dhy. Car. (Rav.). 



Gen. 2. MYTILINIDION Buby. 

 1. M. aggregatum Dby. On wood. Beth. (S.) 



