Hedgcock, Hunt, Hahn: Coleosporium 193 



P. palustris; Alabama, District of Columbia,* Florida, Georgia, 

 Louisiana, North Carolina and South Carolina. 



P. ponderosa (P. scoputorum) ; District of Columbia, Ohio. 



P. rigida; Connecticut, District of Columbia, Maryland, North 

 Carolina, Ohio, Pennsylvania, Virginia and West Virginia. 



P. sabiniana; District of Columbia.* 



P. serotina; District of Columbia,* Florida, Georgia and South 

 Carolina. , 



P. taeda; Alabama, Arkansas, District of Columbia,* Florida, 

 Georgia, Mississippi, New Jersey, North Carolina, South Caro- 

 lina and Virginia. 



II and III. On Vemonia: 



V. angustifolia ; Florida. 



V. baldzvinii; Arkansas, District of Columbia,* Mississippi and 

 Texas. 



V. blodgettii; District of Columbia,* Florida, North Carolina 

 and South Carolina. 



V. drummondi; Arkansas and Mississippi. 



V . flaccidifolia; Alabama, District of Columbia,* Florida, 

 Georgia and South Carolina. 



V. gigantea; Georgia, Mississippi, South Carolina and Ten- 

 nessee. 



V. glauca; District of Columbia,* Louisiana and Maryland. 



V . interior ; Arkansas, District of Columbia* and Texas. 



V. maxima; Alabama, Georgia, Louisiana, Ohio and Tennessee. 



V. noveboracensis ; Alabama, Connecticut, District of Colum- 

 bia,* Georgia, Maryland, New Jersey, North Carolina, Pennsyl- 

 vania, South Carolina, Tennessee, Virginia and West Virginia. 



V. oligantha; District of Columbia,* Florida and Louisiana. 



V. ovalifolia; Alabama. 



V. t ex ana; Louisiana and Texas. 



V. tomentosa; Georgia and Louisiana. 



Peridermium floridanum sp. nov. 



A new leaf Peridermium was collected on Pinus palustris near 

 Ocala, Florida, March 17, 1916, but with the aecia frayed and 

 past mature. This rust was found again on the same trees, 



