larch 12, 1996 



MONTANA NATURAL HERITAGE PROGRAM 

 Element Occurrence Record 



Scientific Name: ASTRAGALUS BARRII 

 Common Name: BARR'S MILKVETCH 



Global rank: G3 Forest Service status: SENSITIVE 

 State rank: S3 Federal Status: 3C 



Element occurrence code: PDFAB0F150 . 031 ID: Y 

 Element occurrence type: 



Survey site name: OTTER 



EO rank: 

 EO rank comments: 



County: POWDER RIVER 



OSGS quadrangle: OTTER 



Township: Range: Section: TRS comments: 

 007S 045E 26 NW4NW4 



Precision: S 



Survey date: Elevation: 3500 - 3640 



First observation: 1995-05-24 Slope/aspect: 0-15% / E-NE 



Last observation: 1995-05-24 Size (acres): 2 



Location: 



NEXT TO FS RD 501, CA. 0.25 MILE EAST OF OTTER POST OFFICE; CA. 1.5 

 AIR MILES SOUTHWEST OF CONFLUENCE OF BEAR AND OTTER CREEKS. FROM HWY 

 212 CA 4 MILES EAST OF ASHLAND, DRIVE SOUTH ON OTTER CREEK ROAD. CA. 6 

 MILES SOUTH OF FORT HOWES WORK CENTER, TURN RIGHT AND GO UP BEAR 

 CREEK. 



Element occurrence data: 



200-250 PLANTS, 90% IN FLOWER, 10% VEGETATIVE. 



General site description: 



DRY, OPEN LOWER-TO-MIDSLOPE BREAKLANDS . SANDSTONE PARENT MATERIAL. 

 ASSOCIATED SPECIES: PHLOX HOODII, COI-IMANDRA UMBELLATA, ASTRAGALUS 

 GILVIFLORUS, HYMENOPAPPUS POLYCEPHALUS . 



Land owner/manager: 



CUSTER NATIONAL FOREST, ASHLAND RANGER DISTRICT 

 PRIVATELY OWNED LAND (INDIVIDUAL OR CORPORATE) 



Comments : 



OBSERVED BY H. MARRIOTT. POPULATION VERY CLOSE TO ROAD. 



Information source: HEIDEL, B. L. AND H. MARRIOTT. 1996. SENSITIVE 

 PLANT SPECIES SURVEY OF THE ASHLAND DISTRICT, 

 CUSTER NATIONAL FOREST, POWDER RIVER AND ROSEBUD . 

 COUNTIES, MT. UNPUBLISHED REPORT TO THE U.S. 

 FOREST SERVICE. MONTANA NATURAL HERITAGE PROGRAM. 

 PP. 



Specimens: MARRIOTT, H. (11498). 1995. MONTU. 



