NOTICES OF NORTH AMERICAN FUNGI. 59 



panicle shorter. Spores obovate, or somewhat angular, even, 

 •0008--00086 long. 



573. Ustilago fastens. B.d; C— Fc^tidus ; sporis incarceratis glo- 

 bosis oboYatisve la^vibiis. 



On the seeds of wheat, which it infests exactly like Tilletia 

 caries, with which it is equally fcetid. 



Spores globose, •0006 in diameter, quite even, and not reticu- 

 lated as in T. caries, the spores of which, moreover, are larger, 

 •OOOSin, diameter, 



* Ustilago IWZontagnei. T^d. — On Rhyncospora. Car. Inf. No. 

 3015. 



* Ustilago axicola. B. var. — On Cyperus. Alabama, Beau- 

 mont. 



Spores elliptic, "0005 long. 



574. Ustilago Junci. Schwein. — Sons e pedunculis tumentibus 

 effusis nigris ; sporis oblongis angulatisque irregularibus. 



On Juncus tenuis. New York, Sartwell. No. 3451. 

 Forming circumambient black patches on the peduncles ; spores 

 irregular or angular, -0004 long. 



* Ustilago utziculosa. Tu\ — On Polygonum Pennsylvanicum, 



Ehode Island, Bennett. No. 6330. 



Var. Ruxnicis. — On Rumex acetosella. 

 Spores "OOOSTin. diameter. 



575. Czonairtiuinasclepiadiuiii. Tul. var. Quezcium. — Valde elon- 

 gatum curvum sparsum. 



On leaves of Quercus nigra. Car. Inf. No. 3178. On Quercus 

 tinctoria. Pennsylvania, Michener. No. 3521. 



It is possible that this may be a distinct species, but I have not 

 materials to decide the point. 



* Raestelia lacezata. Tul.— On Cratcegus punctata. Car. Sup. 

 -No. 161, 182, 350. C. criis galli. No. 180. C. cordata. No. 

 243. On Fyrus angustifolia. No. 277. Car. Inf. 1198, 1226. C. 

 coccinea. Canada West, Dr. Maclagan. No. 427. IMissouri, 

 Engelmann. On quince. New England, Russell. No. 5934. 



570. Pezidezmium Pini. Chev. var. miuoz. — Pseudoperidiis sub- 

 cylindricis brevibus nee inflatis ambientibus innumeris. 



On Ep)liedra antisiphilitica. Texas, C. Wright. Dr. Wood- 

 house. On Abies. New York, Catskill. No. 3987. 



Distinguished from the common form by the far more numerous, 

 shorter, and smaller subcylindrical pseudoperidia. 



* Alcidium Dzacontiatum. Schwein. — On spathe and leaves of 

 Arum triphyllum. Hickory Island. Dr. Maclagan. No. 469. 



* JEcidium Ari. 5.— Rhode Island. No. 1793. 



* iEcidium Podophyllatum. Schwein. — Ohio. 



