Element Occurrence Record 21 



Botrvchium minganense 



Occurrence number: 007 



Global rank: G4 Forest Service status: SENSITIVE 

 State rank: SI Federal Status: 



Survey site name: LITTLE MARION CREEK 



EO rank: B 

 EO rank comments: SMALL POPULATION IN RESTRICTED HABITAT 



WITH MINING AND LOGGING IN VICINITY. 



County: MISSOULA 



USGS quadrangle: STARK NORTH 



Township: 016N Range: 023W Section: 05 Precision: S 

 Tov;nship-range comments: NE4 



Survey date: 1991-07-17 Elevation: 4040 

 First observation: 1991 Slope/aspect: 1-5% / SOUTHWEST 



Last observation: 1991-07-17 Size (acres) : 1 



Location : 



NINEMILE CREEK, CA . 25 MILES NORTHWEST OF MISSOULA. TURN OFF MAIN ROAD 

 CA. 12 MILES NORTHWEST OF NINEMILE DISTRICT OFFICE ONTO PRIVATE ROAD 

 UP MARION CREEK; FOLLOW TO LITTLE MARION CREEK CROSSING; POPULATION IS 

 IMMEDIATELY DOWNSTREAM. 



Element occurrence data: 



2 PLANTS IN TWO SUBPOPULATIONS , MOST PLANTS IN EARLY DEVELOPMENTAL 

 STAGE ON JULY 17, 1991. 



General site description: 



PLANTS IN MOIST STREAMSIDE, ON LITTER OR WELL-ROTTED LOGS IN DEEP 

 SHADE OF THUJA PLICATA FOREST, ESPECIALLY IN SEASONALLY FLOODED SMALL 

 CHANNELS AND JUST BELOW HIGH WATER MARK. ASSOCIATED SPECIES: 

 GYMNOCARPIUM DRYOPTERIS, TIARELLA TRIFOLIATA, OPLOPANAX HORRIDUM, 

 TAXUS BREVIFOLIA, MONESES UNIFLORA, LISTERA CONVALLARIOIDES , 

 BOTRYCHIUM VIRGINIANUM, ABIES GRANDIS, CLINTONIA UNIFLORA. 



Land owner/manager: 



LOLO NATIONAL FOREST, NINEMILE RANGER DISTRICT 



Comments : 



Information source: 



ACHUFF, P.L. 1991. [FIELD SURVEY OF NINEMILE VALLEY, MISSOULA COUNTY, 

 JULY 15-19, AUGUST 10-11, (BOTRYCHIUM MINGANENSE, SATUREJA 

 DOUGLASII) ] . 



