54 NORTH AMERICAN FLORA [VoLUME 6 
203. Phyllosticta Oxydendri Ellis & Ev.; Millsp. & Nutt. 
Field Mus. Publ. Bot. 1: 104. 1896. 
Spots subcircular or ellipsoid, reddish-brown, becoming pale-yellow or whitish in the 
center, with a narrow, dark-brown border, the tissue in the center of the spot becoming very 
thin and often breaking out, reaching a diameter of 1 cm.; pycnida sparingly scattered over 
the infected spot, restricted to the upper side of the leaf, reaching a diameter of 100-200 y; 
spores ellipsoid 2.5-3 X 7-8 pz. 
ON VACCINIACEAE: 
Oxydendron arboreum (L.) DC., West Virginia. 
Tyre Locality: West Virginia, on Oxydendron arboreum. 
DISTRIBUTION: Known only from the type locality. 
204. Phyllosticta fraxinicola (Currey) Ellis & Ev. 
N. Am. Phyllost. 2. 1900. 
Sphaeria fraxinicola Currey, Trans. Linn. Soc. 22: 333. 1859. 
Phyllosticta Fraxini Ellis & Martin, Am. Nat. 18: 189, 1884, 
Phyllosticta variegata Ellis & Ev. Jour. Myc. 5: 145. 1889. 
Spots circular or subcircular, yellowish or pale-brown, often surrounded by a very narrow 
dark-brown border, reaching a diameter of about 1 cm. or several coalescing forming a com- 
pound spot or irregular blotch several cm. in diameter; pycnidia rather numerous and quite 
evenly distributed over the spot, occurring on the upper surface and scarcely visible on the 
under surface of the leaf, reaching a diameter of 150-200 uw; spores narrow ellipsoid, 2-3 x 
5-7 pw 
ON OLEACEAE: 
Fraxinus americana L., New York, Pennsylvania; Ontario. 
Fraxinus pennsylvanica Marsh. (Fraxinus viridis Michx.), Kansas. 
Fraxinus sp., linois, Michigan, Mississippi, New Jersey, Ohio, Pennsylvania. 
TYPE LOCALITY: Europe, host not named. 
DISTRIBUTION: Ontario to Mississippi, eee and Kansas; also in Europe. 
InLustRATIons: Trans. Linn. Soc. 22: pl. 59, f. 1 
Exsiceati: Ellis, N. Am. Fungi 1163; Ellis & Ev. ei eee Fungi 2681; Wilson & Seaver,’Ascom. 19 
205. Phyllosticta momisiana E. Young, Mycologia 
7::145. 1915. 
Spots indefinite, often marginal or terminal, sometimes cvoering a large portion of the 
leaf, whitish or pale-yellowish; pycnidia numerous, mostly on the upper surface of the leaf, 
dark-brown, subglobose, reaching a diameter of 48-60 4; spores hyaline, ovoid or ellipsoid, 
2-2.5 & 4-7 p. 
ON ULMACBAE: 
Momisia iguanaea (Jacq.) Rose & Standley, Porto Rico. 
TYPE Locality: Coamo, Porto Rico, on Momisia iguanaea. 
DISTRIBUTION: Known only from the type locality. 
206. Phyllosticta Pithecolobii HE. Young, Mycologia 7: 145. 1915. 
Phyllosticta Pithecolobiit monensis E. Young, Mycologia 7: 145. 1915. 
Spots circular or nearly so, pale-yellow, surrounded by a slightly elevated, dark-brown 
rim, faintly visible on the under side of the leaf, reaching a diameter of 5-10 mm.; pycnidia 
rather evenly scattered over the infected area, conspicuous, black, reaching a dieters of 
100-200 yw; spores ellipsoid or subellipsoid, 2-2.5 & 4-7 nu. 
On MIMoSaCEAE: 
Pithecolobium Unguis-cati (L.) Benth., Porto Rico. 
TYPE LOCALITY: Desecheo, Porto Rico, on Pithecolobium Unguis-cati. 
DistrrBution: Porto Rico. 
207. Phyllosticta Haynaldi Roum. & Sacc.; Sacc. 
Michelia 2: 342. 1881. 
Spots indefinite in outline, often covering a good part of the leaf, slightly rose-colored, 
