LIMITED DISTRIBUTION 



SCIENTIFIC NAME: SAXIFRAGA CHRYSANTHA Gray 

 COMMON NAME: Golden saxifrage 

 FAMILY: Saxi f ragaceae (Saxifrage Family) 

 PERTINENT SYNONYMS: S^ serpylli folia Pursh ssp. 



chrysantha (Gray) Ueber 

 MONTANA STATUS: Limited Distribution 

 GLOBAL and STATE RANKS (TNC): G-i/SI 

 USFUS STATUS: None 

 USFS STATUS: None 

 GLOBAL DISTRIBUTION: Southern MT and WY, south to UT, 



CO, and NM. Peripheral. 

 MONTANA COUNTIES: Carbon, Stillwater 

 LAND OWNERSHIP: Custer N.F. 

 PHYSIOGRAPHIC DISTRIBUTION: Beartooth Mtns. 

 HABITAT: Open, moist, gravelly soil on gentle slopes 



in the alpine zone, 3540-3600 m (11,600-11,800 ft.) 

 PHENOLOGY: Flowering in August 

 COMMENTS: This tiny plant is common at very high 



elevations in the Beartooth Mtns. 



SCIENTIFIC NAME: SEDUM DEBILE Wats. 



COMMON NAME: Weak-stemmed stonecrop 



FAMILY: Crassulaceae (Stonecrop Family) 



MONTANA STATUS: Limited Distribution 



GLOBAL and STATE RANKS (TNC): GAGS/SZ 



USFWS STATUS: None 



USFS STATUS: None 



STATUS IN OTHER STATES: Watch List in OR 



GLOBAL DISTRIBUTION: Central ID and adjacent OR and 



MT, south to NV, UT and WY. Peripheral. 

 MONTANA COUNTIES: Ravalli 

 LAND OWNERSHIP: Bitterroot N.F. 

 PHYSIOGRAPHIC DISTRIBUTION: Bitterroot Mtns. 

 HABITAT: Shallow soil over bedrock in the montane and 



subalpine zones, 2255-2530 m (7,400-8,300 ft.) 

 PHENOLOGY: Flowering in July and early August 

 COMMENTS: This species is locally common in the 



southern Bitterroot Mtns. 



SCIENTIFIC NAME: SAXIFRAGA HARSHALLII Greene 



COMMON NAME: Marshall's saxifrage 



FAMILY: Saxi f ragaceae (Saxifrage Family) 



MONTANA STATUS: Limited Distribution 



GLOBAL and STATE RANKS (TNC): G5/S2 



USFWS STATUS: None 



USFS STATUS: None 



GLOBAL DISTRIBUTION: OR to CA. Disjunct. 



MONTANA COUNTIES: Missoula, Ravalli 



LAND OWNERSHIP: Bitterroot N.F., Lolo N.F. 



PHYSIOGRAPHIC DISTRIBUTION: Bitterroot Mtns. 



HABITAT: Very shallow, usually moss-covered soil o 



rock outcrops in the montane to timberline zones, 



1430-2470 m (4,700-8,100 ft) 

 PHENOLOGY: Flowering in June and July 

 COMMENTS: This plant is locally common in the 



Bitterroot Mtns. 



SCIENTIFIC NAME: SEDUM LEIBERGII Brttt. 

 COMMON NAME: Lei berg's stonecrop 

 FAMILY: Crassulaceae (Stonecrop Family) 

 MONTANA STATUS: Limited Distribution 

 GLOBAL and STATE RANKS (TNC): G5/S2 

 USFWS STATUS: None 

 USFS STATUS: None 

 GLOBAL DISTRIBUTION: Eastern WA and OR, 



and w. MT. Regional endemic. 

 MONTANA COUNTIES: Beaverhead, Missoula, 



Raval 



LAND OWNERSHIP: Beaverhead N.F., Bitterroot N.F., 



Lolo N.F. 

 PHYSIOGRAPHIC DISTRIBUTION: Rattlesnake, Bitterroot, 



and Pioneer ranges 

 HABITAT: Open, gravelly soil, talus and rock outcrops 



from montane to timberline zones, 1585-2650 m 



(5,600-8,700 ft.) 

 PHENOLOGY: Flowering in June or July 

 COMMENTS: This species is locally common in the 



Bitterroot Mtns. 



SCIENTIFIC NAME: SAXIFRAGA TOLMIEI T. & G. 



COMMON NAME: Alpine saxifrage 



FAMILY: Saxi f ragaceae (Saxifrage Family) 



MONTANA STATUS: Limited Distribution 



GLOBAL and STATE RANKS (TNC): G5/S2 



USFWS STATUS: None 



USFS STATUS: None 



STATUS IN OTHER STATES: None 



GLOBAL DISTRIBUTION: AK and B.C., south to CA. 



Disjunct. 

 MONTANA COUNTIES: Missoula, Ravalli 

 LAND OWNERSHIP: Bitterroot N.F., Lolo N.F. 

 PHYSIOGRAPHIC DISTRIBUTION: Bitterroot Range 

 HABITAT: Open, moist, gravelly soil of slopes and 



rock ledges in the alpine and subalpine zones, 



2410-2710 m (7,900-8,900 ft.) 

 PHENOLOGY: Flowering in late July and August 

 COMMENTS: This species is locally common in the 



Bitterroot Mtns. Our plants are var. ledifol ia 



(Greene) Engl. & Irmsch. 



SCIENTIFIC NAME: SENECIO FUSCATUS Hayek 



COMMON NAME: Twice-hairy butterweed 



FAMILY: Asteraceae (Sunflower Family) 



PERTINENT SYNONYMS: S^ tundricola Tolmie 



MONTANA STATUS: Limited Distribution 



GLOBAL and STATE RANKS (TNC): G4/S2 



USFWS STATUS: None 



USFS STATUS: None 



STATUS IN OTHER STATES: Rare in B.C. 



GLOBAL DISTRIBUTION: Circumpolar, south in N. America 



to AK, Yuk., B.C., MT, and WY. Disjunct. 

 MONTANA COUNTIES: Carbon, Stillwater 

 LAND OWNERSHIP: Custer N.F. 

 PHYSIOGRAPHIC DISTRIBUTION: Beartooth Mtns. 

 HABITAT: Moist tundra in the alpine zone, 3050-3200 m 



(10,000-10,500 ft.) 

 PHENOLOGY: Flowering in Late July and August 

 COMMENTS: This species is common above timberline in 



the Beartooth Mtns. 



