June 1902] 
Ohio Fungi. Fascicle IV 
59 
horizontal branches, the lower of which are considerably longer and more 
compound than the upper. Tips long, slender, acute, loosely diverging. 
Conidia oval or elliptic, 19-30 fi by 15-26 /i Oospores 23-30 /x 
in diameter, yellowish, thin walled, exospore with a few folds or ridges.” 
W. G. Farlow. Botanical Gazette, 8:310. October, 1883. 
69. Puccinia caricis (Schum.) Reb. 
Aecidium nrticae Schum. 
O11 Urtica gracilis Ait. 
Carey, Wyandot Co., Ohio. May 20, 1902. 
Coll. Thos. Bonser. 
* 
“Aecidum Urticae, orbiculare effusumque, elevatum purpureo croca- 
tum; peridiis cupulaeformibus flavis, ore laciniato; laciniis crenulato- 
dentatis, obtusiusculis; pulvere citrino. In foliis et petiolis Urticae 
dioicae.” Christ. Frieder. Schumacher, Enumeratio plantarum in partibus 
Saellandiae Septentrionalis et orientalis, 2:222. 1803. 
70. Puccinia caricis (Schum.) Reb. 
On Carex stricta. Lam. 
Columbus, Ohio. March 20, 1902. 
Coll. W. A. Kellerman. 
Sowings of the spores on Urtica gracilis Ait. produced aecidia. 
Supplement to No. 69 . 
It is more than doubtful whether the following descriptions apply to 
the Rust here distributed; but since the name as given above has been 
used for the American species it seems best to present the original 
diagnoses. 
“Uredo carciis, peridiis oblongis, pallido-cinereis, distinctis rarius 
confluentibus paullulum elevatis; pulvere ferrugineo-badio.” Christ. 
Frieder. Schumacher. Enumeratio plantarum in partibus Saellandiae 
septentrionalis et orientalis, 2:231. 1803. 
“Puccinia striola L. 
“P. maculis pallidis, acervis linearibus confertis distinctis amphigenis 
subconvexis, sporidiis nigricantibus.” H. F. Link, Species Plantarum, 
62:67. 1825. 
Puccinia caricina DC. —Description given on label to Ohio Fungi 
No. 28. 
71. Puccinia caricis (Schum.) Reb. 
On Carex riparia Curtis. 
Columbus, Ohio. April 17, 1902. 
Coll. W. A. Kellerman. 
Supplement to Nos. 69 and 70 . 
Species determined by culture experiments; sowings of the teleut- 
ospores on Urtica gracilis Ait. resulting in the production of spermogonia 
and aecidia. 
