38 NORTH AMERICAN FLORA [VoLUME 6 
only slightly visible on the under side or more rarely occurring on both sides, reaching a di- 
ameter of 1-2 mm.; pycnidia few, minute, black, reaching a diameter of 75-90 «; spores min- 
ute, ellipsoid, 2 & 4-6 pn. 
On AMBROSIACEAE: 
Iva frutescens L., Louisiana. 
Iva xanthiifolia Nutt., North Dakota, Wisconsin. 
TYPE LocaLrty: Plaquemines Parish, Louisiana, on Iva frutescens. 
DistRIBUTION: Wisconsin, North Dakota, and Louisiana. 
Exsiccatr: Brenckle, Fungi Dak. 338. 
130. Phyllosticta nymphaeacea Ellis & Ev. N. Am. 
Phyllost. 73. 1900. 
Phyllosticta Orontii advena Ellis & Ev. Jour. Myc. 5: 146. 1889. 
Spots circular or subcircular in form, at first brownish, becoming whitish in the center 
with the narrow margin darker and slightly raised, marked with concentric rings or lines, 
reaching a diameter of 5 mm. to 1 cm.; pycnidia scattered over the central part of the infected 
area, on the upper side of the leaf, minute, globose or subglobose, rather prominent, reaching 
a diameter of 60-80 »; spores narrow-ellipsoid to fusoid, 2-3 X 7-10 u. 
ON NYMPHAEACEAE: 
Nymphaea advena Soland. (Nuphar advena R. Br.), Texas. 
Nympha-a sp., Alabama. 
TYPE LOCALITY: Tuskegee, Alabama, on Nymphaea sp. 
DistRisutTion: Alabama and Texas. 
131. Phyllosticta Mentzeliae Ellis & Kellerm. Jour. Myc. 2:4. 1886. 
Spots subcircular to ellipsoid, pale-yellowish or whitish, often marked with one or two 
brownish rings near the outside, reaching a diameter of 5-8 mm., faintly visible on the under 
side of the leaf; pycnidia subglobose, more or less erumpent, reaching a diameter of 100-130 u, 
scattered over the infected spot; spores abundant, 2-3 X 5-6, ellipsoid or short-cylindric. 
On LOASACHAE: 
?Nuttallia nuda (Pursh) Greene (Menizelia nuda T. & G.),. Kansas. 
TYP LOCALITY: Western Kansas, on Menizelia nuda. 
DIsTRIBUTION: Known only from the type locality. 
132. Phyllosticta texensis Seaver. 
Phyllosicta verbenicola Tharp, Mycologia 9: 120. 1917. Not P verbenicola Martin, 1886. 
Spots marginal or internal, gray with a purplish border, reaching a diameter of 2-6 mm., 
pycnidia occurring on both sides of the leaf, immersed, with the ostiole finally protruding. 
pyriform to globose, reaching a diameter of 35-40 u, black; spores ovoid, hyaline, 2.5 X 6»; 
ON VERBENACEAE: 
Verbena bipinnatifida Nutt., Texas. 
Types LocaLity: Austin, Texas, on Verbena bipinnatifida. 
DISTRIBUTION: Known only from the type locality. 
133. Phyllosticta Sanguinariae Wint. Jour. Myc. 1: 123. 1885. 
Spots subcircular or slightly irregular, grayish or whitish, the margin distinct, purplish- 
brown, bounded by a slightly elevated blackish line, reaching a diameter of 1~5 mm.; pyc- 
nidia scattered over the infected spot, subglobose, erumpent, reaching a diameter of 100 yn; 
spores numerous, ellipsoid, 1.5-2.5 X 5-7 u. 
On PAPAVERACEAE: © . . 
Sanguinaria canadensis I,., Missouri. . 
Typp LOCALITY: Perryville, Perry County, Missouri, on Sanguinaria canadensis. 
DistRIBUTION: Missouri (and New York?). 
134. Phyllosticta Pachysandrae Dearness & House; House, 
Bull. N. Y. State Mus. 179: 35. 1915. 
Spots ashen, becoming sordid-brown, and translucent, at first circular, reaching a di- 
ameter of 2-5 mm., becoming confluent and breaking down the leaf in large areas along the 
