248 BOTANICAL GAZETTE [Marcu 
SSS5 S55 
= 
M. 
SSSS5 S55 §& SE 
nigra.—Helminthosporium glabroides. 
ocoteae.—Helminthosporium ocoteae. 
panici—Dimerium piceum, Calonectria graminicola, Coniothyrum glab- 
roides, Arthrobotryum penicillium, Helminthosporium panici. 
parathesicola.—Helminthosporium parathesicolum. 
hilodendri.—Helminthosporium philodendri, Isthmospora spinosa. 
praetervisa. —Isthmospora spinosa. 
pa iae.—Dimerium piceum, Nectria meliolicola, Calonectria magne: 
robotryum caudatum, Helminthosporium melastomacearum, H. 
leri, Fusarium meliolicolum. 
psidii.—Isthmospora spinosa. 
psychotriae.—Microthyriaceae indet., Arthrobotryum Couetnn Helmin- 
thosporium glabroides, Isthmospora ‘wisi, 
pteridicola.—Dimerium piceum, Microthyriaceae indet., Coniothyrium 
glabroides, Arthrobotryum caudatum, Helminthosporium glabroides. 
puiggiarii——Helminthosporium glabroides. 
rectangularis.—Nectria portoricensis, Helminthosporium panici, H. para- 
thesicolum. 
tudolphiae .—Belonidium leucorrhodinum. 
st spinosa. 
thouiniae.—Helminthosporium helleri. 
tortuosa.—Belonidium leucorrhodinum, Dimerium piceum, Pseudonectria 
pipericola, Calonectria melioloides, Paranectria meliolicola, Coniothyrium 
es. 
toruloidea.—Calonectria graminicola, Helminthosporium glabroides, H. 
elleri. 
triumfettae.—Microthyriaceae indet. 
Microthyriaceous fungus.—Paranectria miconiae. 
UNIVERSITY OF ILLINOIS 
EXPLANATION OF PLATES V AND VI 
(I.p. indicates low power; h.p., high power) 
PLATE V 
Arthrobotryum 
Fic. 1.—A. glabroides: fine mycelium overgrowing coarse mycelium of 
Meliola; 75958, l.p. 
Fic. 2.—Same, h.p. 
Fic. 5 Siete 7595b, A.p. 
Fic. 4.—A. dieffenbachiae: coremium on a seta; 8077, setal forkings are 
clearly shown in the coremium. 
