Febiruary 16, 1993 



MONTANA NATURAL HERITAGE PROGRAM 

 Element Occurrence Record 



Scientific Name: ERIGERON LACKSCHEWITZII 

 Common Name: FRONT MOUNTAIN FLEABANE 



Global rank: G2Q Forest Service status: 

 State rank: S2 Federal Status: C2 



Element occurrence code: PDAST3M4F0. 012 

 Element occurrence type: 



Survey site name: STEAMBOAT LOOKOUT 



EO rank: B 

 EO rank comments: RELATIVELY LARGE POPULATION AND HIGH DENSITY. 



County: LEWIS AND CLARK 



USGS quadrangle: JAKIE CREEK 



Township: Range: Section: TRS comments: 

 018N 008W 17 S2 



Survey date: 1992-07-28 Elevation: 8280 -8320 

 First observation: 1992-07-28 Slope/aspect: 15% / SSW 

 Last observation: 1992-07-28 Size (acres): 5 



Location: 



LOWER EAST END OF RIDGE DIRECTLY NORTH OF STEAMBOAT MOUNTAIN LOOKOUT, 

 NORTH OF UNNUMBERED TRAIL TO LOOKOUT; OVER 6 MILES ABOVE TRAILHEAD ON 

 ELK CREEK. 



Element occurrence data: 



CA. 150 PLANTS, VIGOROUS CONDITION. ALTHOUGH MOST PLANTS WERE IN LATE 

 FLOWER, MANY HAD MULTI-STEMMED CLUMP AT DIFFERENT STAGES, INCLUDING 

 EARLY BUD. 



General site description: 



ALPINE LIMESTONE COBBLE SLOPE WITH CAREX RUPESTRIS PATTERNED TURF 

 PATCHES AND WIDELY SPACED POTENTILLA FRUTICOSA. SEMI-SHELTERED SADDLE 

 SETTING. ASSOCIATED SPECIES: SEDUM ROSEUM, OXYTROPIS SERICEA, 

 CASTILLEJA PULCHELLA, ANDROSACE CHAMAEJASME, PGA ALPINA, POLYGONUM 

 VIVIPARUM, ZIGADENUS ELEGANS, CARDAMINE RUPICOLA. 



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Land owner/manager: 



LEWIS & CLARK NATIONAL FOREST, ROCKY MOUNTAIN RANGER DISTRICT 

 SCAPEGOAT WILDERNESS 



Comments : 



REPEATER TOWER INSTALLATION PROPOSED AT LOOKOUT; LITTLE OR NO 

 POTENTIAL IMPACT. CARDAMINE RUPICOLA IS RARE IN ERIGERON 

 LACKSCHEWITZII HABITAT. 



Information source: 



HEIDEL, B. 1992. [MTNHP FIELD SURVEY TO STEAMBOAT LOOKOUT OF 28 JULY.] 



Specimens: 



HEIDEL, B. (885). 1992. MONT. MONTU. 



