March 29, 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. 005 

 Element occurrence type: 



Survey site name: MOUNT PATRICK GASS 



EO rank: 

 EO rank comments: 



County : TETON 



USGS quadrangle: GATEWAY PASS 

 WALLING REEF 



Township: Range: Section: TRS comments: 

 026N OlOW 10 N2; 15 NE4 



Survey date: Elevation: 7800 - 7840 



First observation: 1983 Slope/aspect: 40-45% / NORTH 



Last observation: 1992-08-01 Size (acres) : 20 



Location: 



SOUTH FLANKS OF MOUNT PATRICK GASS, ON DIVIDE BETWEEN BRUCE CREEK AND 

 CRAZY CREEK, AND ON NORTH FLANK OF NW-SE RIDGE SOUTH OF MOUNT PATRICK 

 GASS. 



Element occurrence data: 



1992: 30-40 PLANTS LOCATED IN THIRD (WESTERNMOST) SUBPOPULATION. 1983: 

 SCATTERED SINGLE PLANTS, LESS THAN 100; TWO SUBPOPULATIONS . 



General site description: 



LIMESTONE PARENT MATERIAL, WINDY EXPOSED SLOPES. WITH ERIGERON 

 SIMPLEX, POA ALPINA, FESTUCA RUBRA. ERIGERON COMPOSITUS IN WESTERNMOST 

 SUBPOPULATION. 



Land owner/manager: 



BOB MARSHALL WILDERNESS 



LEWIS & CLARK NATIONAL FOREST, ROCKY MOUNTAIN RANGER DISTRICT 



Comments: 



RECENTLY DESCRIBED STATE ENDEMIC. THIRD SUBPOPULATION LOCATED BY T. 

 KERSTETTER, MSU, IN 1992. 



Information source: 



LACKSHEWITZ, KLAUS. DIVISION OF BIOLOGICAL SCIENCES, UNIVERSITY OF 

 MONTANA, MISSOULA, MT 59812. 



Specimens: 



LACKSHEWITZ, K. (10618). 1983. SPECIMEN #098536. MONTU. 

 KERSTETTER, T. (S.N.). 1992. MONT. 



