SENSITIVE 



SCIENTIFIC NAME: ANTENMARIA DENSIFOLIA Pors. 



COMMON NAME: Tufted pussytoes 



FAMILY: Asteraceae (Sunflower Family) 



MONTANA STATUS: Sensitive 



GLOBAL and STATE RANKS (TNC): G3/S1 



USFWS STATUS: None 



USFS STATUS: None 



GLOBAL DISTRIBUTION: Northwest Can.; sw. MT. 



Disjunct. 

 MONTANA COUNTIES: Granite 

 LAND OWNERSHIP: Deerlodge N.F. 

 PHYSIOGRAPHIC DISTRIBUTION: Anaconda Mtns. 

 HABITAT: Limestone talus near or above timberline 

 PHENOLOGY: Flowering in July and August 

 COMMENTS: There is only one location for this species 



in Montana and the U.S. It is near a major hiking 



and pack trai I . 



SCIENTIFIC NAME: ARABIS LYRATA L. 



COMMON NAME: Lyre- leaved rockcress 



FAMILY: Brassicaceae (Mustard Family) 



MONTANA STATUS: Sensitive 



GLOBAL and STATE RANKS (TNC): G5/S1 



USFWS STATUS: None 



USFS STATUS: None 



GLOBAL DISTRIBUTION: AK to MA, south to WA, MT, MO 



and GA. Peripheral . 

 MONTANA COUNTIES: Flathead, Glacier 

 LAND OWNERSHIP: Glacier N.P. 

 PHYSIOGRAPHIC DISTRIBUTION: Lewis Range 

 HABITAT: Open, rocky slopes in the montane and 



subalpine zones, 1460-2285 m (4,800-7,500 ft) 

 PHENOLOGY: Flowering in July 

 COMMENTS: One of the two Montana collections was made 



over 70 years ago. Our plants are var. kamchat ica 



Fisch. 



SCIENTIFIC NAME: AOUILEGIA BREVISTYLA Hook. 



COMMON NAME: Short-styled columbine 



FAMILY: Ranunculaceae (Buttercup Family) 



MONTANA STATUS: Sensitive 



GLOBAL and STATE RANKS (TNC): G5/S1 



USFWS STATUS: None 



USFS STATUS: Watch list 



GLOBAL DISTRIBUTION: AK and n. B.C., s. to SD and MT. 



Peripheral . 

 MONTANA COUNTIES: Judith Basin, Sweet Grass 

 LAND OWNERSHIP: Lewis & Clark N.F., Gallatin N.F.(?), 



private(?) 

 PHYSIOGRAPHIC DISTRIBUTION: Little Belt Mountains, 



possibly Absaroka Mtns. 

 HABITAT: Open woods and stream banks at 



mid-elevations in the mountains, ca. 1525-1830 m 



(5,000-6,000 ft.) 

 PHENOLOGY: Flowering in June and early July 

 COMMENTS: The identity of the specimen from Sweet 



Grass County remains uncertain. Hybrids between A^ 



jonesi i and A^ f lavescens have been mistaken for A^ 



brevistyla . 



SCIENTIFIC NAME: ARENARIA ICINGII (Wats.) Jones 



COMMON NAME: King's sandwort. King's arenaria 



FAMILY: Caryophyllaceae (Pink Family) 



MONTANA STATUS: Sensitive 



GLOBAL and STATE RANKS (TNC): G4/S1 



USFWS STATUS: None 



USFS STATUS: Watch List 



GLOBAL DISTRIBUTION: Southeast OR to CA, east to sw. 



MT, w. WY and UT. Peripheral. 

 MONTANA COUNTIES: Beaverhead, Broadwater 

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



state(?), private(?) 

 PHYSIOGRAPHIC DISTRIBUTION: Beaverhead Mtns., Big 



Belt Mtns., Big Hole River drainage 

 HABITAT: Rocky soil of open slopes in the subalpine 



and alpine zones, 1585-2925 m (5,200-9,600 ft.) 

 PHENOLOGY: Flowering in July 



SCIENTIFIC NAME: AOUILEGIA FORMOSA Fisch. ex DC. 



COMMON NAME: Sitka columbine 



FAMILY: Ranunculaceae (Buttercup Family) 



MONTANA STATUS: Sensitive 



GLOBAL and STATE RANKS (TNC): G4G5/S1 



USFWS STATUS: None 



USFS STATUS: None 



STATUS IN OTHER STATES: Rare in Alta. 



GLOBAL DISTRIBUTION: Western N.A., from s. AK 



southward, along the coast and in the coastal mtns., 



to n. Baja CA, e. to w. Alberta and MT and to UT. 



Peripheral . 

 MONTANA COUNTIES: Beaverhead 

 LAND OWNERSHIP: Red Rock Lakes N.W.R., Beaverhead 



N.F. 

 PHYSIOGRAPHIC DISTRIBUTION: Beaverhead Mtns., 



Centennial Valley 

 HABITAT: Grasslands to woods, 2040-2500 m 



(6,700-8,200 ft.). 

 PHENOLOGY: Flowering June-July. 

 COMMENTS: This species is very similar to A^ 



f lavescens and is sometimes hard to distinguish from 



it. 



SCIENTIFIC NAME: ARTEMISIA NORVEGICA Fries 



COMMON NAME: Boreal wormwood 



FAMILY: Asteraceae (Sunflower Family) 



PERTINENT SYNONYMS: A^ arctica Less. ssp. arctica 



MONTANA STATUS: Sensitive 



GLOBAL and STATE RANKS (TNC): G?/S1 



USFWS STATUS: None 



USFS STATUS: None 



GLOBAL DISTRIBUTION: Nearly or wholly ci rcumboreal , 



extending s. in the mtns. to CA and CO. Sparse. 

 MONTANA COUNTIES: Gallatin, Glacier 

 LAND OWNERSHIP: Glacier N.P., Gallatin N.F. 

 PHYSIOGRAPHIC DISTRIBUTION: Bridger Range, Lewis 



Range 

 HABITAT: Talus slopes, rock outcrops, and open woods 



at high elevations in the mtns., ca. 2440-2745 m 



(8,000-9,000 ft) 

 PHENOLOGY: Flowering July-September. 

 COMMENTS: Two historical collections (1897, 1903) of 



this species were made in Glacier National Park; it 



was last collected in Montana in 1958, in the 



Bridger Range. Our plants are var. saxat i I is 



(Bess.) Jeps. 



