Young: Porto Rican Parasitic Fungi 
147 
13. Phyllosticta portoricensis sp. nov. 
Spots amphigenous, small, grayish becoming reddish-brown, 
circular to ovate, margin even, somewhat darker; pycnidia epi- 
phyllous, few, scattered, dark-brown, spherical, regular, darker 
around the border, 60-90/4 in diam., ostiole distinct, 24-30 /i. in 
diam. ; conidia hyaline, subspherical to ovate-oblong, 9.8-14.4 X 
4.8-7.2/1. 
On leaves of Croton lucidus L. in Porto Rico: Guanica, 325 
(type). 
14. Phyllosticta cissicola Speg. Anal. Mus. Nac. Buenos 
Aires III. 13: 332. 1910 
On Cissus sicyoides L. in Porto Rico: Vega Baja, ^82; Jajome 
Alta, 5633a. 
15. Phyllosticta Stevensii sp. nov. 
Spots amphigenous, irregularly circular, 4-12 mm. in diam., 
sordid-white to yellowish-brown above, indefinite below, reddish- 
brown where appearing, margin distinct, irregular, dark-brown; 
pycnidia epiphyllous, numerous, dark-brown, spherical to ovate, 
dark-bordered, 96-144/1 in diam., ostiole distinct, 24 /t in diam.; 
conidia hyaline, ellipsoidal, pointed at both ends, 7.2-14.4 X 2.4/4. 
On leaves of Triumfetta semitriloba Jacq. in Porto Rico: 
Coamo, //p, (type) ; Villa Alba, Q4. 
16. Phyllosticta borinquensis sp. nov. 
Spots amphigenous, numerous, yellowish-brown in the center, 
becoming darker nearer the 'margin, circular to ovate, 2-5 mm. 
in diam., margin rather irregularly angular; pycnidia epiphyllous, 
scattered, dark-brown, spherical, regular, 48-70 /i in diam., ostiole 
dark-bordered, 12 /t in diam.; conidia hyaline, ovate, 2. 4-4.8 X 
1. 2-2. 4/4. 
On leaves of Helicteres jamaicensis Jacq. in Porto Rico: San 
German, 5672 (type). 
Associated with this is one of the Sphaeriaceae, with dark- 
brown, spherical perithecia, 96-120 /4 in diam. A mycelium of 
brown hyphae seems to connect the perithecia and pycnidia ; asci 
stalked; spores eight in an ascus, septate, ovate, olivaceous, 4.8- 
7.2 X 2.4 /4. Owing to the fact that the spores were immature, it 
