Dec. 6, 1915 
Honeycomb Heart-Rot of Oaks 
■427 
DISTRIBUTION OF STEREUM SUBPILEATUM 
The rot caused by S. subpileatum is rather widely distributed in cer¬ 
tain sections of the United States, having been found in eight States: 
Arkansas, Kentucky, Florida, Louisiana, Mississippi, Missouri, Ohio, and 
Virginia. Authentic specimens of the fungus have also been examined 
from Mexico. The sporophores of the fungus are frequent and the rot 
caused by it is common in Arkansas, Mississippi, and Louisiana. 
DISTRIBUTION IN AMERICA 
S. subpileatum has been reported from and collected in the various 
States of this country as follows: 
Arkansas: 
On Quercus alba. —Casteel, Long, in August and December, 1912 (F. P. 12136, 1 
12178, 12194, 12629, 12729, 18619, 19026); Arkansas National Forest, Long, in Sep¬ 
tember, 1913 (F. P. 12703, 19016). 
On Quercus nigra. —Arkansas City, Long, in November, 1913 (F. P. 19065). 
On Quercus palustris. —Arkansas City, Long, in November, 1913 (F. P. 18405). 
On Quercus phellos. —Arkansas City, Long, in November, 1913 (F. P. 19064). 
On Quercus rubra. —Lake Village, Long, in November, 1913 (F. P. 19071). 
On Quercus texana. —Arkansas National Forest, Long, in September, 1913 (F. P. 
18502, 18715). 
On Quercus velutina. —Arkansas National Forest, Long, in September, 1913 (F. P. 
12567, 12724); White Rock, Long, in September, 1912 (F. P. 12242). 
Florida: 
On Liquidambar styraciflua. —(?) O. C. Fisher (No. 07643, Herb. Lloyd). 
On Quercus sp.—C. G. Lloyd, in February, 1899 (No. 4846, Herb. Lloyd); Lake City, 
Rolfs and Fawcett, in March, 1906 (Herb. Lloyd). 
On Quercus virginiana. —New Smyrna, Long, in March, 1914. 
On Quercus sp. (?).—Gainesville, H. S. Fawcett (No. 08090, Herb. Lloyd). 
On wood.—G. C. Fisher (No. 07849, Herb. Lloyd). 
Kentucky: 
On Quercus sp. (?).—Mammoth Cave, C. G. Lloyd, in July, 1897 (No. 2798, Herb. 
Lloyd). 
Louisiana: 
On prostrate logs, St. Martinsville, Langlois, in April, 1897 (No. 2428, Herb. Lloyd 
No. s). 
On Quercus lyrata. —Lutcher, Long, in November, 1913 (F. P. 19067, 19091). 
Mississippi: 
On Quercus phellos. —Stoneville, Long, in November, 1913 (F. P. 18722). 
Missouri: 
On Quercus palustris (?). —Steelsville, Spaulding No. 44 (F. P. 12955). 
Ohio : 
On wood.—Cincinnati, A. P. Morgan (Herb. Lloyd). 
Virginia: 
On Quercus alba. —Great Falls, Long, in 1914. ' 
On Quercus coccinea. —Veitch, Long, in 1913 (F. P. 12571). 
On Quercus prinus .—Arlington, Long, in 1914. 
On Quercus velutina. —Park Lane, Long, in 1914. 
1 “F. P.”** Forest-Pathology Investigations number. 
