Element Occurrence Record 

 Howellia aquatilis 



35 



Occurrence number: 016 



Global rank: G2 

 State rank: S2 



Survey site name: 



EO rank: 



EO rank comments: 



County: LAKE 

 USGS quadrangle: 



Forest Service status: SENSITIVE LIST 

 Federal Status: CI 



LOST CREEK-CILLY CREEK PONDS 



C 



MODERATE-SIZED POPULATION; ADJACENT TO 



LOGGING ROAD. 



CILLY CREEK 



Township-range: 024N017W Section: 

 Township-range comments: SE4SE4NE4 



Survey date: 1987-07-07 

 First observation: 1987 

 Last observation: 1990-07-12 



07 Precision: S 

 NE4NE4SE4 



Elevation: 3235 

 Slope/aspect: LEVEL 

 Size (acres) : 2 



Location: 



SWAN VALLEY, 0.61 AIR MILES EAST OF ST. HWY 83, 0.18 AIR MILES NORTH 

 OF CILLY CREEK, CA. 5.0 AIR MILES SSE OF SWAN LAKE (TOWN). 



Element occurrence data: 



1990: 300-500 PLANTS (CAREX VESICARIA VERY DENSE; H. AQUATILIS ONLY IN 

 SHALLOW OPEN WATER AT EDGES OF POND, EMERGENT FLOWERS) 1989: 1000-1500 

 PLANTS; 1987: EST. 4 00+ PLANTS; ADJACENT TO LOGGING ROAD. 



General site description: 



IN SHALLOW WATER OF A GLACIAL DEPRESSION; WITH CAREX VESICARIA, SIUM 

 SUAVE; POPULUS TRICHOCARPA BORDERING POND. 



Land owner/manager: 



FLATHEAD NATIONAL FOREST, SWAN LAKE RANGER DISTRICT 



Comments: 



SIGHT RECORD, NO VOUCHER SPECIMEN COLLECTED; SITE SURVEYED WITH ANNE 

 MORLEY (SWAN LAKE, MT) . 



Information source: 



SCHASSBERGER, L. A. 1990. MONITORING AND FIELD SURVEYS OF 10-13 AND 

 17-19 JULY (HOWELLIA AQUATILIS) . 



Montana Natural Heritage Program 



