306 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM. 
to be recognizable. The following specimens represent this variation: Chase 4205, 
Combs 89, 156, 886, 926, 1038, Curtiss 3583* in part, Hitchcock 757, 1008, Nash 1119, 
Tracy 3629. 
DISTRIBUTION. 
Woods and copses, Massachusetts to Illinois, south to Florida and Texas. 
MassacHuseEtts: Wellesley, Rich in 1899. 
PENNSYLVANIA: Lancaster County, Heller 4768; Ohiopyle, Ricker 1153. 
Onto: Vinton, Kellerman 6881. 
Inprana: Clarke County, Deam 
6595. 
Iuurvois: Without locality, 
Schneck in 1879. 
MicnicaN: Agricultural College, 
Wheeler in 1890 (Mich. Agr. 
Col. Herb.). 
Missourr: Butler County, Eggert 
257 in 1893; Carter County, 
Eggert 290; Monteer, Bush 
755, 4685; Malden, Bush 731; 
Campbell, Bush 748; Pleasant 
Grove, Bush 238, 287, 308, 322; Grandin, Bush 2736. 
DeLawaRE: Frankfort, Commons 48; Mount Cuba, Chase 3621, Commons 309. 
MARYLAND: Great Falls, Chase 5436, Ward in 1882; Riverdale, Chase 2381. 
District or CoLtumBraA: Chase in Kneucker Gram. Exs. 557, Hitchcock 426, 569, 
Kearney 31, Merrill 204, Scribner in 1894, Steele in 1899, Vasey in 1874, 1881, 
1883, and 1884, Ward in 1879. 
Virainia: Near Norfolk, Kearney 1317, 1414, 1463, Noyes 69, 74, Pollard & Maxon 
in 1900; Dismal Swamp, Chase 3654, 3678; Smyth County, Small 2, 8, and 
14, in 1892. 
West VirainiaA: Fayette County, Kellerman 6902. 
NortH Carona: Jacksonville, Chase 3168; Wilmington, Chase 3114, Hitchcock 
1458; Chapel Hill, Ashé in 1898, Chase 3052; Biltmore, Biltmore Herb. 802b, 
Hitchcock 570, 571; Lenoir, Hitchcock 428; Magnetic City, Wetherby 59; Colum- 
bus, Townsend in 1897; Rowan County, Small & Helver 201. 
South Carona: Orangeburg, Hitchcock 1413, 1414; Clemson College, House 
2106, 2179, 2387. 
Georaia: Chickamauga, Ruth 11; Stone Mountain, Hggert 43, 45, Hitchcock 427, 
1348; Augusta, Cuthbert in 1900; Athens, Harper 60; Rabun County, House 
2305; Cobb County, Harper 221; Albany, Tracy 3630; Warm Springs, Tracy 8866; 
Brooks County, Harper 1623. 
Fioripa: Duval County, Curtiss 3583* in part, 4027, 4636 (last two in Hitchcock 
Herb.), Fredholm 455; Lake City, Combs 89, 139, 156, Hitchcock 572, 1008; 
Chattahoochee, Tracy 3629 in part; Apalachicola, Biltmore Herb. 802a; Madi- 
son, Combs 251; Monticello, Combs 330; Chipley, Combs 589, 601; Old Town, 
Combs 886; Homosassa, Combs 926; Titusville, //ttchcock 757; Clarcona, 
Meislahn 168a, 189; Grasmere, Baker 42, Combs 1038, 1098; Eustis, Nash 45 
in part, 78, 240 in part, 302, 1119, 1675; Gainesville, Chase 4205; Manatee, 
Tracy 7382; Manavista, Tracy 6695. 
Kentucky: Harlan County, Kearney 34 in part, 172. 
Fig. 345.—Distribution of P. commutatum, 
