Scientific Name: PINUS FLEXILIS/AGROPYRON SPICATUM PA 

 Common Name: LIMBER PINE/BLUEBUNCH WHEATGRASS ASSOCIATION 



Global rank: G5 

 State rank: S4 



Forest Service status; 

 Federal Status; 



Element occurrence code: C2A2ADABA0 . 002 



Survey site name: BIG SHEEP CREEK SLIDE - SOUTHEAST 



EO rank: A 

 EO rank comments: SOME EVIDENCE OF HEAVY DEER BROWSING BUT 



SITE IS BASICALLY PRISTINE. 



County: BEAVERHEAD 



USGS quadrangle: CABOOSE CANYON 



Township: 015S Range: OlOW Section: 10 

 Township-range comments: SW4NE4 



Survey date: 



First observation; 



Last observation; 



1991-07-09 



1991 



1991-07-09 



Elevation: 7000 

 Slope/aspect: 65% 

 Size (acres) : 10 



Precision; 



/ SOUTH 



Location: 



FROM DELL, PROCEED SOUTH ALONG INTERSTATE 15 FRONTAGE ROAD FOLLOWING 

 THE BIG SHEEP CREEK SIGNS. CONTINUE 1.7 MILES TO A T INTERSECTION AND 

 TAKE THE FORK LEADING SOUTHWEST. PROCEED 8 MILES TO A Y INTERSECTION 

 AND TAKE THE ROAD LEADING SOUTH. PROCEED 7.5 MILES AND PARK. PLOT IS 

 CA. 0.15 MILE NORTHWEST. 



Element occurrence data: 



WITHIN PLOT, 19 SPECIES OBSERVED. DOMINANTS INCLUDE: PINUS FLEXILIS 

 (3% CANOPY COVER), ARTEMISIA ARBUSCULA (10%), ARTEMISIA FRIGIDA (10%), 

 AGROPYRON SPICATUM (20%) , AND HESPEROCHLOA KINGII (3%) . COMPLETE LIST 

 ON FILE AT MONTANA NATURAL HERITAGE PROGRAM. 



General site description: 



MASS WASTED SLOPE; PLOT POSITION IS MID-SLOPE. LIMESTONE PARENT 

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

 (10%), TOTAL COARSE FRAGMENTS (60%). 



Land owner/manager: 



BLM: BUTTE DISTRICT, DILLON RESOURCE AREA 



Comments: 



MTNHP PLOT #91RD027 



SURVEY CONDUCTED BY R. L. DEVELICE. 



Information source: 



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

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



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