February 6, 1996 3 



MONTANA NATURAL HERITAGE PROGRAM 

 Element Occurrence Record 



Scientific Name: ASTRAGALUS SCAPHOIDES 

 Common Name: BITTERROOT MILKVETCH 



Global rank: G3 Forest Service status: PROPOSED SENSITIVE 

 State rank: SI Federal Status: 3C 



Element occurrence code: PDFAB0F7V0 . 003 

 Element occurrence type: 



Survey site name 



EO rank 



EO rank comments 



BANNACK 

 C 



County: BEAVERHEAD 



USGS quadrangle : BANNACK 



Township: Range: Section: TRS comments: 

 008S OllW 05 SW4 



Precision: S 



Survey date: 1983-06-27 Elevation: 5800 



First observation: 1983 Slope/aspect: 0-20% / SOUTH 



Last observation: 1995-06-14 Size (acres): 2 



Location: 



FROM BANNACK GO EAST 0.5 MI. ALONG GRASSHOPPER CR . AND TTIRN NORTH ON 

 OLD MINING ROAD FOR 0.1 MILE. 



Element occurrence data: 



1995: OVER 100 PLANTS NEARING PEAK FLOWERING. VIGOROUS GROWTH. LIGHT 

 BROWSING POSSIBLY BY HORSES. 1988: 11-50 PLANTS. SEED PRODUCTION EST. 

 AT 5-10% OF MAXIMUM. 



General site description: 



ON EDGE OF SMALL DRAINAGE, HEAVY SOIL WITH GRAVEL EXTENDING UP LOWER 

 GRAVEL SCREE SLOPE; ASSOCIATED WITH AJ^TEMISIA TRIDENTATA, AGROPYRON 

 SPICATUM, STIPA COMATA . 



Land owner/manager: 



PRIVATELY OWNED LAND {INDIVIDUAL OR CORPORATE) 



Comments : 



SITE IS AN OLD MINING CLAIM. OBSERVED IN 1995 BY B. HEIDEL. 



Information source: HEIDEL, BONNIE. [BOTANIST] MONTANA NATURAL 



HERITAGE PROGRAM, 1515 EAST SIXTH AVENUE, P.O. BOX 

 201800, HELENA, MT 59620-1800. WORK: 406/444-3009. 



Specimens: LESICA, P. (2673). 1983. MONTU. 



