January 4, 1994 



MONTANA NATURAL HERITAGE PROGRAM 

 Element Occurrence Record 



^Scientific Name: ARABIS FECUNDA 

 ^Common Name: SAPPHIRE ROCKCRESS 



Global rank: G2 Forest Service status: SENSITIVE 

 State rank: S2 Federal Status: C2 



Element occurrence code: PDBRA06290 . 005 

 Element occurrence type: 



Survey site name: QUARTZ HILL 



EO rank: B 

 EO rank comments: MODERATE-SIZED POPULATION, IN REMOTE, RELATIVELY 

 UNDISTURBED HABITAT. 



County: BEAVERHEAD 



USGS quadrangle: VIPOND PARK 



Township: Range: Section: TRS comments: 

 OOIS OllW 36 CENTER 



Precision: S 



Survey date: 1989-06-06 Elevation: 7960 - 



First observation: 1986 Slope/aspect: 8-35% / SW 



Last observation: 1989-06-06 Size (acres) : 5 



Location: 



PIONEER MOUNTAINS, ECHO GULCH, SOUTHWEST BASE OF QUARTZ HILL, CA.5 AIR 

 MILES SSW OF DEWEY, MT . 



Element occurrence data: 



CA. 375-500 PLANTS, MOST STERILE IN 1989; SOME LIGHT GRAZING IN PAST, 

 MINING IN NEARBY AREAS. 



General site description: 



ON OPEN, GRAVELLY CALCAREOUS SLOPE, IN PINUS CONTORTA ZONE, WITH DRABA 

 OLIGOSPERMA, TOWNSENDIA PARRYI, ERIGERON COMPOSITUS, IVESIA GORDONII. 



Land owner/manager: 



BEAVERHEAD NATIONAL FOREST, WISE RIVER RANGER DISTRICT 



Comments: 



Information source: SHELLY, J. S. 1989. [FIELD SURVEYS IN BEAVERHEAD 

 COUNTY, 5-9 JUNE (ARABIS FECUNDA, CLAYTONIA 

 LANCEOLATA VAR. FLAVA) . ] 



Specimens: SHELLY, J.S. (1193). 1986. MONTU. ; (1505). 1989. 



