Scientific Name: AGROPYRON DASYSTACHYUM/PHACELIA HASTATA PA 

 Common Name: THICKSPIKE WHEATGRASS/SILVERLEAF PHACELIA ASSOCIATION 



Global rank: G2? 

 State rank: S2? 



Forest Service status; 

 Federal Status: 



Element occurrence code: C5B2CAMBA0 . 002 



Survey site name: CENTENNIAL SANDHILLS WEST #3 



EO rank: B 

 EO rank comments: CATTLE HAVE APPARENTLY DEGRADED THE SITE 



SOMEWHAT. 



County: BEAVERHEAD 



USGS quadrangle: LOWER RED ROCK LAKE 



Township: 013S Range: 002W Section: 

 Township-range comments: NE4SE4 



Survey date: 



First observation: 



Last observation: 



1991-07-23 



1991 



1991-07-23 



22 



Precision: 



Elevation: 6690 

 Slope/aspect: LEVEL 

 Size (acres) : 1 



Location: 



FROM MONIDA, PROCEED EAST ON MAIN GRAVEL ROAD CA. 10 MILES TO A DIRT 

 ROAD LEADING NORTH. TAKE THIS ROAD 3 MILES TO A T INTERSECTION. STAY 

 ON THE MOST PROMINENT ROAD LEADING EAST FOR 16.5 MILES TO A Y 

 INTERSECTION, TAKE LEFT-HAND ROAD AT Y AND PROCEED CA. 0.8 5 MILE TO A 

 FENCE. PLOT IS CA. 0.55 MILE SOUTHEAST. 



Element occurrence data: 



WITHIN PLOT, 22 SPECIES OBSERVED. DOMINANTS INCLUDE: 

 DASYSTACHYUM (20% CANOPY COVER) , STIPA COMATA (20%) , 

 (20%), PHACELIA HASTATA (3%), AND PSORALEA TENUILORA 

 LIST ON FILE AT MONTANA NATURAL HERITAGE PROGRAM. 



AGROPYRON 

 LINUM PERENNE 

 (10%) . COMPLETE 



General site description: 



ROLLING UPLANT; PLOT POSITION IS LOWER SLOPE. SAND DUNES PARENT 

 MATERIAL AND USTIC TORRIPSAMMENT SOIL SUBGROUP. GROUND COVER: BARE 

 SOIL (60%) , TOTAL COARSE FRAGMENTS (0%) . 



Land owner/manager: 



BLM: BUTTE DISTRICT, DILLON RESOURCE AREA 



Comments: 



MTNHP PLOT #91RD037. SURVEY CONDUCTED BY R. L. DEVELICE. ASTRAGALUS 

 CERAMICUS VAR. APUS AND ERIOGONUM OVALIFOLIUM VAR. CELSUM PRESENT ON 

 SITE. 



Information source: 



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

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



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