Scientific Name: PINUS FLEXILIS/CERCOCARPUS LEDIFOLIUS PA 

 Common Name: LIMBER PINE/ CURL-LEAF MOUNTAIN MAHOGANY ASSOCIATION 



Global rank: G3? 

 State rank: S3? 



Forest Service status; 

 Federal Status; 



Element occurrence code: C2A2ADABM0 . 002 



Survey site name: QUARTZ HILL GULCH 



EO rank: EC 

 EO rank comments: ENHANCED EROSION AND HEAVY BROWSING 



SUGGEST HEAVY USE BY DEER. 



County: BEAVERHEAD 



USGS quadrangle: DEWEY 



Township: OOIS Range: OlOW Section: 08 

 Township-range comments: SE4NE4 



Survey date: 



First observation: 



Last observation: 



1991-06-11 



1991 



1991-06-11 



Elevation: 6040 

 Slope/aspect: 65% 

 Size (acres) : 20 



Precision; 



/ SOUTHEAST 



Location: 



FROM DEWEY, PROCEED WEST ON STATE HIGHWAY 43 0.3 MILE TO QUARTZ HILL 

 ROAD. TAKE THIS ROAD SOUTH 1 MILE AND PARK. PLOT IS BETWEEN TWO CLIFF 

 BANDS ON EAST-FACING SLOPE ABOVE. 



Element occurrence data: 



WITHIN PLOT, 17 SPECIES OBSERVED. DOMINANTS INCLUDE: PINUS FLEXILIS 

 (1% CANOPY COVER), JUNIPERUS SCOPULORUM (3%), CERCOCARPUS LEDIFOLIUS 

 (10%), AGROPYRON SPICATUM (1%), AND ORYZOPSIS HYMENOIDES (3%). 



COMPLETE LIST ON FILE AT MONTANA NATURAL HERITAGE PROGRAM. 



General site description: 



RESIDUAL MOUNTAIN SLOPE; PLOT POSITION IS MID-SLOPE. LIMESTONE PARENT 

 MATERIAL AND LITHIC USTORTHENT SOIL SUBGROUP. GROUND COVER: BARE SOIL 

 (40%), TOTAL COARSE FRAGMENTS (60%). 



Land owner/manager: 



BLM: BUTTE DISTRICT, DILLON RESOURCE AREA 



Comments : 



MTNHP PLOT #91RD017. SURVEY CONDUCTED BY R. L. DEVELICE. THE DEGREE OF 

 EROSION APPEARS TO BE INCREASING ON THIS SITE AND GULLIES ARE 

 BEGINNING TO FORM. ARABIS FECUNDA PRESENT ON SITE. 



Information source: 



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

 PROGRAM, 1515 EAST SIXTH AVE., HELENA, MT 59620. 



154 



