12 NORTH AMERICAN FLORA [VoLUME 6 
5. Phyllosticta Oakesiae Dearness & House; House, Bull. 
N. Y. State Mus. 179: 30. 1915. 
Spots colorless, translucent, surrounded by an indistinct border from which a reddish 
stain extends into the healthy tissues of the leaf, reaching a diameter of 5 mm. to 1 cm.; pyc- 
nidia dark-brown, occurring on the upper side of the leaf but visible also from beneath, reach- 
ing a diameter of 100 to 200 u; spores hyaline, with oil-drops, ellipsoid to fusoid, 5-7 X 9-22 yu. 
On CONVALLARIACEAE: 
Uvularia sessilifolia L. (Oakesia sessilifolia S. Wats.), New York. 
‘TYPE Locatity: Karner, Albany County, New York, on Oakesia sessilifolia. 
DISTRIBUTION: Known only from the type locality. 
6. Phyllosticta Gladioli Ellis & Ev. N. Am. Phyllost. 73. 1900. 
? Sphaeropsis Gladioli Cooke, Grevillea 12: 23. 1883. 
? Phoma Gladioli Sacc. Syll. Fung. 3: 159. 1884. 
Spots yellowish or brownish, indefinite in outline, the dead tissue gradually blending 
off into the healthy tissues of the leaf, finally covering the entire end and often a large portion 
of the leaf, equally visible on either side; pycnidia numerous, thickly scattered over the older 
portions of the infected areas, occurring on both sides of the leaf, immersed and causing minute 
raised blisters, becoming partially erumpent, reaching a diameter of 200-300 »; spores ellip- 
soid or subfusoid, granular within, 6-7 X 14-204. 
On IRIDACEAE: 
Gladiolus communis I,., Alabama. 
TYPE LocaLIty: Alabama, on Gladiolus communis. 
DistrRisuTion: Alabama (and South Carolina?). 
‘7. Phyllosticta Hymenocallidis Seaver, sp. nov. 
Spots at first circular or subcircular in form, blood-red, spreading, the color fading, finally 
killing a large portion of the leaf, the red color then confined to the margins of the infected 
areas, the whole leaf-surface becoming abnormally crumpled and contorted; pycnidia very 
numerous and quite evenly distributed over the dead areas and occurring on both sides of 
the leaf, reaching a diameter of 100~125 », immersed or subimmersed but rather conspicuous; 
spores very numerous, ellipsoid or short-cylindric, densely filled with a granular contents, 
about 4 X 15 nu. 
On AMARYLLIDACEAE: 
Hymenocallis sp., Bermuda, Great Bahama. 
? Amaryllis purpurea Ait., Louisiana. 
Type collected in Bermuda, on Hymenocallis sp., November 29-December 14, 1912, by Steward- 
son Brown, N. L. Britton & Fred J. Seaver. 
DISTRIBUTION: Louisiana; Bermuda; Bahamas. 
8. Phyllosticta Palmetto Ellis & Ev. Jour. Myc. 5: 146. 1889. 
Spots subellipsoid, pale-yellowish, with a slightly darker border which gradually blends 
off into the healthy tissue of the leaf, similar in appearance on both sides of the leaf, reaching 
a diameter of 5 mm.; pycnidia scattered over the infected spot, on either side of the leaf, 
reaching a diameter of 110-150; spores cylindric or subcylindric, each usually containing 
two oil-drops, reaching a length of 12-14 » and a diameter of 2.5~3 x. 
Thought to be the pycnidial stage of Sphaerella sabaligena Ellis & Ev. 
ON ARECACEAE: 
Sabal Palmetio (Walt.) R. & S., Louisiana, Mississippi. 
TYPE LOCALITY: Mississippi, on Sabal Palmetio. 
DistTRIBUTION: Louisiana and Mississippi. 
9. Phyllosticta Trillii Ellis & Ev. Proc. Acad.Phila. 
1895: 430. 1895. 
Spots small, circular or subcircular, dirty-brown, with a grayish center and a dark bor- 
der surrounded by a yellowish area, reaching a diameter of 3-4 mm.; pycnidia occurring on 
the upper side of the leaf, subglobose, reaching a diameter of 750 4; spores ellipsoid or sub- 
cylindric, hyaline, 2-2.5 X 10-14 u 
