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. 015 

 Element occurrence type: 



Survey site name: LIMEKILN HILL 



EO rank: 

 EO rank comments: 



County: SILVER BOW 



USGS quadrangle: PIPESTONE PASS 



Township/Range Section: TRS Note: 



001N007W 27 NW4, NW4SW4 ; 28 E2SE4NE4 



Survey date: Elevation: 7320 - 7760 



First observation: 1992-06-29 Slope/aspect: 75% / SOUTHEAST 

 Last observation: 1992-06-29 Size (acres) : 25 



^Location: 



HIGHLAND MOUNTAINS SOUTH OF BUTTE. FROM FISH CREEK ROAD (FS RD 668), 

 TAKE ROAD TO LIMEKILN HILL (FS RD 8492). PROCEED 0.6 MILE; SITE IS ON 

 RIDGE TO THE WEST. 



Element occurrence data: 



5,000-10,000 INDIVIDUALS, FRUITING. EVIDENCE OF SEED DISPERSAL. 



General site description: 



OPEN EXPOSURE ON UNDULATING UPPER RESIDUAL MOUNTAIN SLOPE; DRY AREA, 

 SILTY SOIL, CALCAREOUS METASEDIMENT PARENT MATERIAL. ASSOCIATED 

 DOMINANT SPECIES: PINUS FLEXILIS, AGROPYRON SPICATUM, HAPLOPAPPUS 

 ACAULIS. ADDITIONAL ASSOCIATED SPECIES: POTENTILLA FRUTICOSA, 

 PENSTEMON ARIDUS. 



Land owner/manager: 



DEERLODGE NATIONAL FOREST, JEFFERSON RANGER DISTRICT 



Comments: 



DATA GIVEN ARE FOR EAST PORTION OF THE SITE. ECODATA PLOT #92PL110. 



Information source: 



LESICA, P. DIVISION OF BIOLOGICAL SCIENCES, UNIV. OF MONTANA, 

 MISSOULA, MT 59812. 



Specimens: 



