Scientific Name: JUNIPERUS SCOPULORUM/CERCOCARPUS LEDIFOLIUS PA 



Common Name: ROCKY MOUNTAIN JUNIPER/ CURL- LEAF MOUNTAIN MAHOGANY ASSOCIATION 



Global rank: G3 

 State rank: S3 



Forest Service status; 

 Federal Status; 



Element occurrence code: C2A2ABABN0 . 001 



Survey site name: HOGBACK SOUTH SUMMIT 



EO rank: AB 

 EO rank comments: PROBABLY BEING BROWSED IN EXCESS OF THE 



NATURAL RATE BY DEER. 



County: BEAVERHEAD 



USGS quadrangle: BLOCK MOUNTAIN 



Township: 005S Range: 008W Section: 16 

 Township-range comments: S2SW4 



Survey date: 



First observation: 



Last observation: 



1991-06-05 



1991 



1991-06-05 



Elevation: 5880 

 Slope/aspect: 22' 

 Size (acres) : 40 



Precision; 



/ NORTHWEST 



Location: 



FROM GLEN, PROCEED SOUTH ON PAVEMENT 7.4 MILES TO GRAVEL CROSSROAD. 

 TAKE THIS GRAVEL ROAD 1.4 MILES EAST TO AN INTERSECTION WITH A SIDE 

 ROAD. TAKE THIS SIDE ROAD 1.2 MILES NORTH AND EAST TO A MICROWAVE 

 STATION. PLOT IS JUST OVER SUMMIT, 0.2 5 MILE DUE NORTH. 



Element occurrence data: 



WITHIN PLOT, 31 SPECIES OBSERVED. DOMINANTS INCLUDE: JUNIPERUS 

 SCOPULORUM (10% CANOPY COVER) , CERCOCARPUS LEDIFOLIUS (30%) , ARTEMISIA 

 TRIDENTATA (10%), AGROPYRON SPICATUM (30%), AND KOELERIA CRISTATA 

 (10%). COMPLETE LIST ON FILE AT MONTANA NATURAL HERITAGE PROGRAM. 



General site description: 



STRUCTURALLY CONTROLLED MOUNTAIN SLOPE; PLOT POSITION IS UPPER SLOPE. 

 QUARTZITE PARENT MATERIAL AND LITHIC USTORTHENT SOIL SUBGROUP. GROUND 

 COVER: BARE SOIL (3%), TOTAL COARSE FRAGMENTS (40%). 



Land owner/manager: 



STATE LAND - UNDESIGNATED 



Comments : 



MTNHP PLOT #91RD007. SURVEY CONDUCTED BY R. L. DEVELICE, P. ACHUFF, 

 AND A. McALPINE. AN ADDITIONAL PLOT OF THIS COMMUNITY TYPE (#91RD008) 

 WAS SAMPLED CA. 0.12 MILE SOUTHEAST. 



Information source: 



DEVELICE, ROBERT. [COMMUNITY ECOLOGIST]. MONTANA NATURAL HERITAGE 

 PROGRAM, 1515 EAST 6TH AVE., HELENA, MT 59620. 



U2 



