2 UTAH ACADEMY OF SCIENCES 185 
Hyrum, and Mendon, Cache County; Beaver, Beaver 
County; Parowan Canyon, Iron County; Hinkley, Holden, 
Oak City and Scipio, Millard County. 
On fRibes inebrians Lindl. Beaver Canyon, 
Beaver County; 
On Grossularia leptantha (A. Gray) Cov. & Brit- 
ton: Beaver Canyon just below Upper Telluride Plant, 
about twelve miles above Beaver, Beaver County. 
On Ribes odoratum Wendl. Springdale, Washing- 
ton County. 
On Grossularia inermis(Rydb.) Cov. & Britton: 
Monticello, San Juan County. 
This rust is of especial interest because the unredinial 
and telial stages, found on currants and gooseberries, are in- 
distinguishable from the corresponding stage of the very 
destructive white pine blister rust of the east, against which 
the Federal Government is making such a determined fight. 
4. Cronartium pyriforme (Peck) Hedg. & Long. 
I. On Pinus scopulorum (Engelm.) Lemmon. One 
collection only has been made in Utah—headwaters Provo 
River, Wasatch County. 
II, lI. On Comandra pallida A. DC. Holiday Park, 
Uinta County; Spring Hollow, Logan Canyon, Cache 
County; near Vernal, Uinta County; near Salt Lake City. 
5. Gymnosporangium Betheli Kern. 
I. On Crategus rivularis Nutt. Logan Canyon, 
Cache County; and Parley’s Canyon, Salt Lake County. 
Ill. On Juniperus scopulorum Sarg. Gilluly Sta- 
tion, Utah County. 
§. Gymnosporangium clavarieforme (Jacq.) DC. 
I. On Amelanchier pumila Nutt. Abajo Mts., San 
Juan County; on Amelanchier sp.,Fish Lake Mts., above 
Fish Lake, Sevier County. ; 
Ili. Cn Juniperus Siberica Burgsd. Not yet reported 
from Utah, although the host is abundant in the Fish Lake 
Mts. in immediate proximity with the infected Amelan- 
chiers. 
7. Gymnosporangium gracilens (Peck) Kern & Bethel 
I. On Philadelphus occidentalis A. Nelson. Dry 
Wash, south of Abajo Mts., San Juan County and Zion 
National Park, Washington County. 
