MONTANA NATURAL HERITAGE PROGRAM 

 Element Occurrence Record 



Scientific Name: PENSTEMON ANGUSTIFOLIUS 

 Common Name: NARROWLEAF PENSTEMON 



Global rank: G5 

 State rank: S2 



Forest Service status: 

 Federal Status : 



Element occurrence code: PDSCR1L0C0 . 009 

 Element occurrence type : 



Survey site name: PLUM CREEK 



EO rank: 

 EO rank comments : 



County: CARTER 



USGS quadrangle: NORTH SLICK CREEK 



Township: Range: Section: TRS comments: 

 002S 062E 28 NW4SE4 



Precision 



Survey date 



First observation 



Last observation 



Elevation: 3420 

 1994-06-24 Slope/aspect: 5-30% / SW 

 1994-06-24 Size (acres) : 1 



Location : 



CA. 1.6 MILES WEST OF THE MONTANA- SOUTH DAKOTA BORDER. ON THE NORTH 

 SIDE OF PLUM CREEK ROAD AT AN OBVIOUS BLOWOUT, NEAR THE WEST END OF A 

 BROADSIDE VALLEY TO PLUM CREEK. 



Element occurrence data: 



CA. 6 PLANTS, MOST IN EARLY FRUIT; CA. 6-10 NEW SHOOTS. 



General site description: 



DRY, OPEN LOWER AND MIDSLOPE HILLS WITHIN VALLEY IN DISSECTED MESA. 

 SANDSTONE PARENT MATERIAL, BROWN SAND SOIL. ASSOCIATED SPECIES: 

 PATCHES OF CAREX FILIFOLIA WITH BOUTELOUA GRACILIS, OCCASIONAL YUCCA 

 GLAUCA, AND SUCH FORBS AS PETALOSTEMON PURPUREUM, ERIOGONUM ANNUUM, 

 ARTEMISIA CAMPESTRIS. ALSO LYGODESMIA JUNCEA, OROBANCHE LUDOVICIANA, 

 OROBANCHE FASCICULATA, LITHOSPERMUM INCISUM, ASCLEPIAS PUMILA, 

 LESQUERELLA LUDOVICIANA, ASTRAGALUS CERAMICUS , HETEROTHECA VILLOSA. 



Land owner/manager: 



CUSTER NATIONAL FOREST, SIOUX RANGER DISTRICT 



Comments : 



OBSERVED BY K. DUEHOLM. HEAVY TRAMPLING BY CATTLE WITHIN ACTUAL 

 BLOWOUT, BUT NOT SEVERE AT SITE. 



Information source: BOTANIST, MONTANA NATURAL HERITAGE PROGRAM, 1515 



EAST SIXTH AVENUE, HELENA, MT 59620-1800. 



Specimens : 



