ELEMENT OCCURRENCE RECORD 47 



Grindelia howellii 



Occurrence number: 04 



Global rank: G3 Forest Service status: SENSITIVE LIST 

 State rank: S3 Federal Status: C2 



Survey site name: COTTONWOOD CREEK 



EO rank: D 

 EO rank comments: 198 6: LARGE POPULATION, EXCELLENT 



HABITAT, BEST OCCURRENCE IN MONTANA. 

 1990: POPULATION VIRTUALLY DESTROYED. 



County: POWELL 



USGS quadrangle: WOODWORTH 



Township-range: 015N013W Section: 17 Precision: S 

 Township-range comments: E2NE4 , NE4SE4 , 16W2SW4 



Survey date: 1986-08-04 Elevation: 4040 

 First observation: 1986 Slope/aspect: 



Last observation: 1990-08-08 Size (acres) : 77 



Location: 



ALONG GRAVEL ROAD TO UPSATA LAKE, 0.1-0.6 AIR MILES EAST OF COTTONWOOD 

 CREEK, CENTERED CA. 0.7 5 AIR MILES NORTHEAST OF BLACKFOOT- CLEARWATER 

 WILDLIFE MANAGEMENT AREA HEADQUARTERS. 



Element occurrence data: 



1986: CA. 1200-1400 PLANTS IN WILDLIFE MANAGEMENT AREA, CA . 400-500 

 PLANTS ON PRIVATE LAND EAST OF ROAD; THE MOST PLANTS ARE IN THE 

 NORTHEAST CORNER OF S17, ON THE WILDLIFE MANAGEMENT AREA, WHERE 

 MICROSITES ARE PROBABLY SOMEWHAT MOISTER. 1990: 4 PLANTS COUNTED; 

 POPULATION VIRTUALLY DESTROYED BY HERBICIDE APPLICATION. 



General site description: 



BROWN GRAVELLY LOAM; NATIVE FESTUCA SCABRELLA GRASSLAND, WITH 

 AGROPYRON SPICATUM, CHRYSOPSIS VILLOSA, POTENTILLA GRACILIS, 

 ANTENNARIA MICRO PHYLLA, SOLIDAGO, LUPINUS, KOELERIA. 



Land owner/manager: 



PRIVATELY OWNED LAND (INDIVIDUAL OR CORPORATE) 

 BLACKFOOT-CLEARWATER WILDLIFE MANAGEMENT AREA 

 STATE LAND - UNDESIGNATED 



Comments: 



VOUCHER-SHELLY, J.S. (1296), 1986, MONTU . 



Information source: 



SHELLY, J.S. 1986. FIELD SURVEYS IN MISSOULA AND POWELL COS. OF 25-26 

 JULY, 28-31 JULY, 2-6 AUGUST & 20-22 AUGUST. 



Montana Natural Heritage Program 



