50 NORTH AMERICAN FLORA [VOLUME 6 
185. Phyllosticta minima (Berk. & Curt.) Ellis & Ev. 
N. Am. Phyllost. 1. 1900. 
Sphaeropsis minima Berk. & Curt.; Berk. Grevillea 3:2. 1874. 
?Depazea brunnea Berk. & Curt.; Berk. Grevillea 4:155. 1876. 
Phyllosticta acericola Cooke & Ellis, Grevillea 8:11. 1879. 
Spots circular or subcircular in form, rarely exceeding a diameter of 5 mm. and often 
much smaller, at maturity consisting of a yellowish central portion bounded by a reddish or 
purplish border, the whole having a decidedly eye-like appearance, the color of the outer 
border often changing to dark-brown in dried specimens; pycnidia numerous and usually 
distributed rather evenly over the entire spot, visible on both sides of the leaf but more promi- 
nent on the upper surface and apparently opening upward but occasionally opening down- 
ward, reaching a diameter of 100-125 », the ostiolum fairly prominent; spores ellipsoid with 
the ends blunt, usually about 2 X 6 u but occasionally reaching a length of 10 pu. 
On ACERACEAE: : 
Acer rubrum I,., Alabama, Florida, Louisiana, New Jersey, New York, Pennsylvania; 
Ontario. 
Acer saccharinum I,. (Acer dasycarpum Ehbrh.), Kansas, Missouri, Nebraska, New Jersey, 
Wisconsin. 
Acer spicatim Lam., Wisconsin, 
TYPE LOCALITY: New England, on Acer rubrum. 
DISTRIBUTION: Ontario to Florida, and westward to Nebraska and Louisiana. 
Exsiccatr: Ellis, N. Am. Fungi 534, 660; Ellis & Ev. Fungi Columb. 140; Barth. Fungi Co- 
lumb,. 3830, 4246; Rab.-Wint. Fungi Eur. 3392; Roum. Fungi Gall. 3845, 
186. Phyllosticta Tiliae Sacc. & Speg; Sacc. Michelia 1: 158. 1878. 
Spots circular or subcircular in form, whitish with a dark brownish or purplish border, 
reaching a diameter of 3-4 mm., visible on both sides of the leaf but less distinct on the under 
surface; pycnidia few, scattered over the infected spot, reaching a diameter of 120 u; spores 
rather numerous, ellipsoid, about 3 X 5-8 p. 
ON TILIACEAE: 
Tilia americana I,., West Virginia. 
TYPE LOCALITY: Europe, on Tilia europaea. 
DISTRIBUTION: West Virginia; also in Europe. 
187. Phyllosticta fimbriata Ellis & Ev. Bull. Torrey Club 
24: 286. 1897. 
Spots occasionally circular but more often irregular in form, cinereous or dark-brown, 
surrounded by a slightly elevated border, reaching a diameter of 4-5 mm., visible on the 
under side of the leaf but there rusty-brown; pycnidia restricted to the upper side of the leaf, 
few, reaching a diameter of 200-300 yn, fringed about the base with straight, spreading, simple, 
septate hairs which reach a length of 50-75 « and a diameter of 5 4; spores 1.5-3 X 4-6 uy. 
On ERICACEAE: 
. Arbuius Mensziesii Hook., Oregon. 
Type LocaLtity: Ashland, Oregon, on Arbutus Menziesiz. 
DISTRIBUTION: Known only from the type locality. 
188. Phyllosticta agrifolia Ellis & Ev. Erythea 1: 146. 1893. 
Spots at first terminal or marginal on the leaf, pale-yellowish with a narrow dark-brown 
border, spreading until they often cover the entire leaf which becomes yellowish-brown and 
dead; pycnidia conspicuous and evenly scattered over the infected spot, occurring on either 
side but more abundant on the upper side of the leaf, erumpent through the epidermis, the 
upraised epidermis being plainly visible, subglobose, reaching a diameter of 150-200 y; spores 
abundant, ellipsoid or subellipsoid, often narrowed at one or both ends, 2-2.5 & 7-10 u. 
ON FaGAceEak: 
Quercus agrifolia Née, California. 
Quercus chrysolepis Liebm., California. 
TypPE LocALiry: Berkeley, California, on Quercus agrifolia. 
DISTRIBUTION: California. 
