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ASTRAGALUS BARRII 

 BARR'S MILK-VETCH 



Element occurrence code: PDFAB0F150 . 007 



Global rank: G3 Forest Service status: SENSITIVE LIST 

 State rank: S3 



Survey site name: BIDDLE SCHOOL SECTION 

 County: Powder River 



USGS quadrangle: BIDDLE 



Township-range: 008S052E Section: 36 

 Township-range comments: N2 , SW4 



Survey date: 1986-05-20 Elevation: 3600 

 First observation: 1986 Slope/aspect: 



Last observation: 1986-05-20 Size (acres) : 128 



Location: 



CA. 2 AIR MILES ESE OF BIDDLE, MT, 0.3-0.9 AIR MILES NE OF THE 

 BIDDLE-RIDGE ROAD, 2.25 MILES SE OF ITS JUNCTION WITH STATE 

 HWY 59, NORTH OF RANCH CREEK. 



Element occurrence data: 



CA. 600-700 PLANTS, IN 10 SUBPOPULATIONS ; FLOWER AND EARLY 

 FRUIT; EVIDENCE OF LIVESTOCK GRAZING, ESPECIALLY ON LOWER 

 SLOPES. 



General site description: 



GULLIED SLOPES, BLUFFS, AND ALONG RIDGELINES, IN CLAY SOIL 

 DERIVED FROM SAND AND SILTSTONE; ARTEMISIA TRIDENTATA/ 

 ATRIPLEX CONFERTIFOLIA/GRASSLAND "BADLANDS". 



Land owner/manager: / 



STATE LAND - UNDESIGNATED 



Information source: 



SHELLY, J.S. 1986. FIELD SURVEY TO SOUTHEASTERN MONTANA OF 

 18-22 MAY 1986. 



Element Occurrence Record - Astragalus barrii 

 Montana Natural Heritage Program 



