MONTANA NATURAL HERITAGE PROGRAM 

 Element Occurrence Record 



Scientific Name: DELPHINIUM BICOLOR SSP NOVUM 

 1 Common Name: UNDESCRIBED LARKSPUR 



Global rank: G3 

 State rank: S3 



Forest Service status: 

 Federal Status : 



Element occurrence code: PDRANNOV01 . 007 

 Element occurrence type: 



Survey site name 



EO rank 



EO rank comments 



CLARK CANYON RESERVOIR 



B 



LARGE POPULATION; SUBDIVISION NEARBY. 



County: BEAVERHEAD 



USGS quadrangle: RED ROCK 



GARFIELD CANYON 



Township: Range: Section: TRS comments: 



010S 010W 29 SW4; 30 SE4 , NE4 ; 31 NE4 ; 32 NW4 



Precision 



Survey date 



First observation 



Last observation 



1993-06-11 Elevation: 5640 - 5960 

 1993-06-08 Slope/aspect: 10% / SOUTH 

 1993-06-11 Size (acres) : 300 



Location : 



FROM 1-15 TAKE RED ROCK EXIT AND HEAD NORTH ALONG WEST SIDE OF 

 INTERSTATE FOR 2 . 5 MILES . TURN LEFT AND PROCEED FOR . 4 MILE TO 

 LIMESTONE HILLS. 



Element occurrence data: 



93-06-11: 2 SUBPOPULATIONS OBSERVED WITH 50 PLANTS, FLOWERING, WITH NO 

 CAPSULES OF VEGETATIVE PLANTS SEEN. 93-06-08: 1000-10,000 PLANTS, 70% 

 FLOWERING, 3 0% IN BUD. 



General site description: 



DRY, OPEN MID- TO UPPER SLOPE, NCN-GLACIATED UPLANDS. LIMESTONE PARENT 

 MATERIAL, SHALLOW GRAVELLY SOIL. ASSOCIATED SPECIES: AGROPYRON 

 SPICATUM, POA SECUNDA, PENSTEMON ARIDUS, GUTIERREZIA SAROTHRAE, 

 OPUNTIA POLYACANTHA, ARTEMISIA FRIGIDA, HAPPLOPAPPUS ACAULIS, ALLIUM 

 TEXTILE, ARENARIA ACULEATA, OXYTROPIS SERICEA, ERIGERON COMPOSITUS. 



Land owner /manager : 



PRIVATELY OWNED LAND (INDIVIDUAL OR CORPORATE) 

 BLM: BUTTE DISTRICT, DILLON RESOURCE AREA 

 CLARK CANYON RESERVOIR 



Comments : 



LITTLE DISTURBANCE IN AREA. P. LESICA NOTES THAT PLANT IS PROBABLY 

 COMMON ALL AROUND CLARK CANYON RESERVOIR. 



Information source: 



LESICA, PETER. DIVISION OF BIOLOGICAL SCIENCES, 

 UNIVERSITY OF MONTANA, MISSOULA, MT 59812. 



Specimens: LESICA, P. (5989). 1993. MONTU. 



VANDERHORST, J. (4951). 1993. MONT. 



