Part 1, 1922] PHYLLOSTICTACEAE 19 
a diameter of 1 cm., visible on both sides of the leaf but paler on the under side; pycnidia 
rather sparingly scattered over the infected spot, reaching a diameter of 150-200 u; spores 
ellispoid or fusoid, about 6-9 X 15-22 4. 
ON GROSSULARIACEAE: 
Ribes sp., West Virginia. 
TyPE LocaLity: Fayette County, West Virginia, on Ribes sp. 
DISTRIBUTION: Known only from the type locality. 
37. Phyllosticta cercidicola Ellis & Ev.; Millsp. & 
Nutt. Field Mus. Publ. Bot. 1: 105. 1896. 
Spots circular or subcircular, definite in outline, reddish-brown, usually surrounded 
by a dark-brown, narrow border, reaching a diameter of 1 cm. about equally visible on either 
side of the leaf; pycnidia mostly on the upper side of the leaf, reaching a diameter of 110- 
150 »; spores numerous, large, fusiform, smooth or very minutely roughened, 6-7 X 15-204. 
ON CAESALPINIACEAE: 
Cercis canadensis L., West Virginia. 
Type LocaLity: Fayette County, West Virginia, on Cercis canadensis. 
DISTRIBUTION: Known only from the type locality. 
Exsiccati: Ellis & Ev. N. Am. Fungi 3253. 
38. Phyllosticta saccharina Ellis & Martin, Jour. Myc. 2: 130. 1886. 
Spots minute, scarcely exceeding 1 mm. in diameter but occasionally several coalescing 
and giving rise to a compound spot several mm. in diameter, white or whitish, surrounded 
by a circular or subcircular brownish border, the whitish center very thin and often breaking 
out and giving the leaf the appearance of having been stuck full of pin-holes; pycnidia few, 
rarely exceeding 2 or 3 to each spot, occurring on either side of the leaf, reaching a diameter 
of 100-125 u, the ostiola indistinct; spores numerous, short-cylindric, the ends rather blunt, 
reaching a length of 15-16 » or rarely as long as 20 » and as broad as 2-3 y, straight or occa- 
sionally slightly curved (also smaller ones described, 1.5 X 3 x). 
On ACERACEAE: 
Acer saccharum Marsh. (A. saccharinum Wang. not L.), Missouri. 
Acer platanoides L,., Columbia, Missouri. 
Type LOCALITY: Missouri, on Acer sacc :arinum. 
DisTRIBUTI 'N: Missouri. 
39. Phyllosticta Oleae Ellis & Martin; Martin, Jour. Myc. 
2:17. 1886. 
Spots large, gray, occupying the apices and sides of the leaves, with a brown border; 
perithecia black, subglobose, prominent, mostly on the upper side of the leaf, reaching a diam- 
eter of 140 u; spores ovoid, hyaline, 3-4 X 18-24 pu. 
On OLEACEAE: 
Osmanthus americana (L.) Benth. & Hook. (Olea americana L.), Florida. 
TYPE LocALITY: Florida, on Olea americana. 
DISTRIBUTION: Known only from the type locality. 
40. Phyllosticta Gelsemii Ellis & Ev. Jour. Myc. 7: 131. 1892. 
Spots usually terminal or marginal, often covering nearly half of the leaf-surface, pale- 
yellowish, when marginal occasionally semicircular and reaching a diameter of 4-5 mm.; 
pycnidia scattered, small, reaching a diameter of 80 u; spores cylindric, hyaline, reaching a 
length of 16-18 u and a diameter of 3-4 u. 
On LOGANIACEAE: 
Gelsemium sempervirens Ait. (cult.), New Jersey. 
Type LOCALITY: Newfield, New Jersey, on Gelsemium sempervirens. 
DistRIBUTION: Known only from the type locality. 
41. Phyllosticta fusispora Ellis & Ev. N. Am. Phyllost. 74. 1900. 
Spots indefinite and indistinct, a little paler than the surrounding tissues of the leaf 
