SCIENTIFIC NAME: SELAGINELLA SELAGINOIDES (L.) Link 



COMMON NAME: Low spike-moss 



FAMILY: SelagineUaceae (Spike-moss Family) 



MONTANA STATUS: Sensitive 



GLOBAL and STATE RANKS (TNC): G5/S1 



USFUS STATUS: None 



USFS STATUS: None 



STATUS IN OTHER STATES: Rare in Sask. 



GLOBAL DISTRIBUTION: Ci rcumboreal , south in N. 



America to B.C., NV, WY, MI, and N.S. Sparse. 

 MONTANA COUNTIES: Beaverhead, Deer Lodge, Granite 

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

 PHYSIOGRAPHIC DISTRIBUTION: Anaconda Mtns. 

 HABITAT: Moss-covered soil of meadows and rock 



outcrops in the subalpine zone, 2315-2560 m 



(7,600-8,400 ft) 

 PHENOLOGY: Mature sporophylls in late July 



SCIENTIFIC NAME: SENECIO EREMOPHILUS Richardson 



COMMON NAME: Desert groundsel, dryland ragwort 



FAMILY: Asteraceae (Sunflower Family) 



MONTANA STATUS: Sensitive 



GLOBAL and STATE RANKS (TNC): G4/S1 



USFWS STATUS: None 



USFS STATUS: None 



STATUS IN OTHER STATES: Threatened in ND 



GLOBAL DISTRIBUTION: B.C. to Ont., south to AZ, N 



and NE. Sparse. 

 MONTANA COUNTIES: Hill, Park 

 LAND OWNERSHIP: City of Havre, private (?) 

 PHYSIOGRAPHIC DISTRIBUTION: Bear's Paw Mtns., 



Yellowstone River drainage 

 HABITAT: Moist streambanks and riparian forests i 



the valleys and montane zone, ca. 1250 m (4,100 

 PHENOLOGY: Flowering late June. 

 COMMENTS: The Park Co. site cannot be relocated. 



Bear's Paw Mtns. population is very small. Our 



plants are var. eremeophi I us . 



SCIENTIFIC NAME: SENECIO AHPLECTENS Gray 



COMMON NAME: Clasping groundsel 



FAMILY: Asteraceae (Sunflower Family) 



MONTANA STATUS: Sensitive 



GLOBAL and STATE RANKS (TNC): G4/S1 



USFWS STATUS: None 



USFS STATUS: None 



GLOBAL DISTRIBUTION: MT south to NV and NM. 



Peripheral . 

 MONTANA COUNTIES: Carbon 

 LAND OWNERSHIP: Custer N.F. 

 PHYSIOGRAPHIC DISTRIBUTION: Beartooth Mtns. 

 HABITAT: Talus slopes in the alpine zone, 3050 m 



(10,000 ft) 

 PHENOLOGY: Flowering in early August 

 COMMENTS: There is only one known location in 



Montana. Our plants are var. Holmi i (Greene) Harr. 



SCIENTIFIC NAME: SENECIO DEBILIS Nutt. 



COMMON NAME: Weak butterweed. Rocky Mountain ragwort 



FAMILY: Asteraceae (Sunflower Family) 



MONTANA STATUS: Sensitive 



GLOBAL and STATE RANKS (TNC): G3G4/S1 



USFWS STATUS: None 



USFS STATUS: None 



GLOBAL DISTRIBUTION: Central ID and sw. MT, south to 



WY and CO. Peripheral. 

 MONTANA COUNTIES: Beaverhead, Lewis & Clark, Madison 

 LAND OWNERSHIP: State; BLM, Butte District; Red Rock 



Lakes N.W.R.; private 

 PHYSIOGRAPHIC DISTRIBUTION: Upper Beaverhead River 



drainage. Ruby River drainage, Helena Valley 

 HABITAT: Moist, alkaline meadows in the valley and 



foothill zones, 1250-2070 m (4,100-6,800 ft.) 

 PHENOLOGY: Flowering in late June and July 

 COMMENTS: Most known populations of this species in 



Montana are small. The Lewis & Clark Co. population 



has not been relocated since it was first collected 



90 years ago. 



SCIENTIFIC NAME: 



SHOSHONEA PULVINATA Evert & 

 Constance 



ily) 



COMMON NAME: Shoshonea 



FAMILY: Apiaceae (Carrot Fa 



MONTANA STATUS: Sensitive 



GLOBAL and STATE RANKS (TNC): G2G3/S1 



USFWS STATUS: C2 



USFS STATUS: Sensitive list 



STATUS IN OTHER STATES: Endangered (S2) in WY 



GLOBAL DISTRIBUTION: Southcentrat MT, nw. WY. 



Regional endemic. 

 MONTANA COUNTIES: Carbon 

 LAND OWNERSHIP: BLM, Miles City District; Custer 



N.F.; private 

 PHYSIOGRAPHIC DISTRIBUTION: Beartooth Mtns., Pryor 



Mtns. 

 HABITAT: Open, windswept limestone outcrops, 



ridgetops, and canyon rims, in thin rocky soils, 



2070-2380 m (6,800-7,800 ft.) 

 PHENOLOGY: Flowering late June through July 

 COMMENTS: This taxon was described as both a new 



genus and species by Evert (1982). It is more 



frequent within the Wyoming portion of its range, 



and barely extends into south-central Montana. 



SCIENTIFIC NAME: SIDALCEA OREGANA (Nutt.) Gray 



COMMON NAME: Oregon Checker-mallow 



FAMILY: Malvaceae (Mallow Family) 



MONTANA STATUS: Sensitive 



GLOBAL and STATE RANKS (TNC): G5/S1 



USFWS STATUS: None 



USFS STATUS: None 



STATUS IN OTHER STATES: Rare in B.C. 



GLOBAL DISTRIBUTION: B.C. to CA, east to MT, WY 



UT. Peripheral. 

 MONTANA COUNTIES: Gallatin, Lake 

 LAND OWNERSHIP: Flathead Indian Reservat ion(?), 



private(?) 

 PHYSIOGRAPHIC DISTRIBUTION: Flathead River, Gallatin 



River drainages 

 HABITAT: Grasslands and meadows in the valley zone, 



ca. 915 m (3,000 ft) 

 PHENOLOGY: Flowering in July 

 COMMENTS: This plant is locally common in the Mission 



Valley. 



and 



