214 UNIVERSITY OF COLORADO STUDIES 



Order MELANCON TALES 



Coryneum megaspermum Sydow, t. c. On Quercus. Palmer Lake (E. Bethel). 



Order HYSTERIALES 



Hysterographium acerinum Peck, Btdl. i6y, N.Y. Museum, 1913. On Acer glabrum. 

 Boulder (Bethel and Bartholomew). 



Order MO NI LI ALES 



Cercospora eustomae Peck, Bull, ijy, N. Y. Museum, 191 2, p. 43. On living leaves of 



Eustoma andrewsii. Denver (Bethel). 

 Cercosporella mirabilis Peck, 1. c. On hving leaves of Crataegus rivularis. Morrison, 



Colo. (Bartholomew and Bethel). 



Order UREDINALES 



Peridermium betheli Hedgcock and Long, Phytopathology, Vol. Ill (1913), p. 251. On 

 Pinus conlorta at Lake Eldora, Colo.; also collected at Tolland, Allenspark, and 

 Arrow on this host; also on Pinus scopulorum at Allenspark, though the latter is not 

 included in the description (Bethel, litt.). Arthur and Kern, Science, Vol. XLIII 

 (1913), refer it to P. pyriforme Peck. 



Puccioia pseudocymopteri Holway, N. Am. Uredineae, Vol. I, Pt. IV (1913). T. 1., 

 Ouray, Colo. (Bethel); also collected at Eldora (Bethel). 



P. tardissima Garrett, Mycologia, Vol. VI (1914), p. 251- On Arenaria. T. 1. in Utah, 

 but also found at Ouray (E. Bethel). 



Aecidium abroniae A. G. Johnson, Proc. Indiana Acad. Sci. for 1911 (1912), p. 384. Fort 

 Collins, on Abronia. The name is taken from Ellis and Everhart MSS; no descrip- 

 tion is given. 



Order EQUISETALES 

 Family EQUISETACEAE 



Equisetum kansanum Schaffner, Ohio Naturalist, November, 191 2, p. 21. Type from 

 Kansas, but also found at Mancos, Colo. This has been confused with E. laevigatum, 

 but is distinguished by aerial stems annual, smooth; cones without a point. 



Order POALES 



Family GRAMINEAE (Poaceae) 



Festuca sororia Piper, Contr. U.S. Nat. Herb., Vol. XVI (1913), p. 197. Type from 

 Arizona, but also from Pagosa Peak (Baker) and Durango (Tweedy) in Colorado. 

 Has passed as F. fratercula Rupr. 

 fPhalaris (?) geometrorum Cockerell, Torreya, April, 1913, p. 76. Florissant (G.N. 

 Rohwer). 



