March 12, 1996 



MONTANA NATURAL HERITAGE PROGRAM 

 Element Occurrence Record 



Scientific Name: ASTRAGALUS BARRII 

 Common Name: BARK'S MILKVETCH 



Global rank: G3 Forest Service status: SENSITIVE 

 State rank: S3 Federal Status: 3C 



Element occurrence code: PDFAB0F150 . 032 ID: ? 

 Element occurrence type: 



Survey site name: NORTH FORK BLOOM CREEK 



EO rank: 

 EO rank comments: 



County: POWDER RIVER 



USGS quadrangle: BLOOM CREEK 



Township: Range: Section: TRS comments: 

 007S 048E 10 SW4NW4 



Precision: S 



Survey date: Elevation: 3800 



First observation: 1995-05-30 Slope/aspect: 0-40% / SOUTH, WEST 



Last observation: 1995-05-30 Size (acres) : 1 



Location: 



RIDGE WEST OF NORTH FORK BLOOM CREEK CA. 0.5 MILE NORTH OF CONFLUENCE 

 WITH SOUTH FORK; ACCESS VIA BLOOM CREEK ROAD (FROM POWDER RIVER ROAD) . 



Element occurrence data: 



4 0-50 PLANTS, ALL VEGETATIVE, VERY LOCALIZED. 



General site description: 



OPEN, DRY UPPERSLOPE. SANDY-SILTY BREAKLANDS WITH ROCK FRAGMENTS NEXT 

 TO SANDSTONE OUTCROP. SANDSTONE PARENT MATERIAL. DOMINATED BY 

 PONDERSOA PINE AND ROCKY MOUNTAIN JUNIPER. CAREX FILI FOLIA ALSO 

 PRESENT. 



Land owner/manager: 



CUSTER NATIONAL FOREST, ASHLAInID RANGER DISTRICT 



Comments : 



VEGETATIVE MATERIAL ONLY; CONFORMATION IN FLOWER WARRANTED. OBSERVED 

 BY H. MARRIOTT. ADDITIONAL PLANTS MAY BE PRESENT ON SIMILAR MICROSITES 

 JUST BELOW RIMS OF SANDSTONE-CAPPED RIDGETOPS (NOT ALL WERE SURVEYED) . 



Information source: BOTANIST, MONTANA NATURAL HERITAGE PROGRAM, 1515 

 EAST SIXTH AVENUE, HELENA, MT 59620-1800. 



Specimens ; 



