SCIENTIFIC NAME: SPHAERALCEA MUNROANA (Doug I.) Spach 



COMMON NAME: Whi te- Stemmed globemaUow 



FAMILY: Malvaceae (Mallow Family) 



MONTANA STATUS: Sensitive 



GLOBAL and STATE RANKS (TNC): G4/S1 



USFWS STATUS: None 



USFS STATUS: None 



GLOBAL DISTRIBUTION: WA to sw. MT, south to WY, UT, 



NV, and CA. Peripheral. 

 MONTANA COUNTIES: Beaverhead 

 LAND OWNERSHIP: BLM, Butte District; private(?) 

 PHYSIOGRAPHIC DISTRIBUTION: Upper Beaverhead River 



drainage 

 HABITAT: Open soil in sagebrush -grass I and in the 



valley and foothill zones, ca. 1980 m (6,500 ft.) 

 PHENOLOGY: Flowering in late June and early July 

 COMMENTS: Known populations of this species in 



Montana are small. 



SCIENTIFIC NAME: SPOROBOLUS MEGLECTUS Nash 



COMMON NAME: Small dropseed 



FAMILY: Poaceae (Grass Family) 



MONTANA STATUS: Sensitive 



GLOBAL and STATE RANKS (TNC): G5/S1 



USFWS STATUS: None 



USFS STATUS: None 



GLOBAL DISTRIBUTION: MT and AZ, east to Que. and much 



of e. U.S. Sparse. 

 MONTANA COUNTIES: Gallatin, Wheatland 

 LAND OWNERSHIP: Private 

 PHYSIOGRAPHIC DISTRIBUTION: Gallatin River and 



Musselshell River drainages 

 HABITAT: Grasslands in the valleys, 1280-1465 m 



(4,200-4,800 ft) 

 PHENOLOGY: Mature fruit in August 

 COMMENTS: Two of three collections are from disturbed 



habitats. 



SCIENTIFIC NAME: SPIRAEA X PYRAHIDATA Greene 



COMMON NAME: Pyramidal spiraea 



FAMILY: Rosaceae (Rose Family) 



MONTANA STATUS: Sensitive 



GLOBAL and STATE RANKS (TNC): G3G4/S1 



USFWS STATUS: None 



USFS STATUS: None 



GLOBAL DISTRIBUTION: B.C. to OR, east to central ID 



and nw. MT. Peripheral. 

 MONTANA COUNTIES: Lincoln, Missoula, Sanders 

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

 PHYSIOGRAPHIC DISTRIBUTION: Bitterroot River and 



Kootenai River drainages 

 HABITAT: Moist forests and streambanks in the valley 



and montane zone, 700-1370 m 2,300-4,500 ft) 

 PHENOLOGY: Flowering in July 

 COMMENTS: This plant is a hybrid between S^ 



betul ifol ia and S^ douglasi i . 



SCIENTIFIC NAME: STANLEYA TOMENTOSA Parry 



COMMON NAME: Wooly prince' s-plume 



FAMILY: Brassicaceae (Mustard Family) 



MONTANA STATUS: Sensitive 



GLOBAL and STATE RANKS (TNC): G4/S1 



USFWS STATUS: None 



USFS STATUS: None 



GLOBAL DISTRIBUTION: South-central MT and 



Regional endemic. 

 MONTANA COUNTIES: Carbon 

 LAND OWNERSHIP: BLM, Mile: 



Canyon N.R.A.; private 

 PHYSIOGRAPHIC DISTRIBUTION 



Canyon area 

 HABITAT: Open, gravelly s 



sagebrush grassland, desert shrubland, and j 



woodland in the valley and foothill zones, 



1280-1650 m (4,200-5,400 ft.) 

 PHENOLOGY: Flowering in June and early July 

 COMMENTS: Known populations of this species i 



Montana are smal I . 



nw. WY. 



City District; Big Horn 



Pryor Mtns.- Big Horn 



I of slopes and flats in 

 iper 



SCIENTIFIC NAME: SPOROBOLUS ASPER (Michx.) Kunth 



COMMON NAME: Rough dropseed 



FAMILY: Poaceae (Grass Family) 



MONTANA STATUS: Sensitive 



GLOBAL and STATE RANKS (TNC): G5/SH 



USFWS STATUS: None 



USFS STATUS: None 



GLOBAL DISTRIBUTION: WA and OR, east to VT and FL. 



Sparse. 

 MONTANA COUNTIES: Carter, reported for Powder River 

 LAND OWNERSHIP: Custer N.F. 



PHYSIOGRAPHIC DISTRIBUTION: Northern Great Plains 

 HABITAT: Open forest and grasslands on the plains, 



ca. 915-1065 (3,000-3,500 ft) 

 PHENOLOGY: Mature fruit in August 

 COMMENTS: The only collection of this species from 



Montana is 60 years old. 



SCIENTIFIC NAME: STELLARIA CRASSIFOLIA Ehrh. 

 COMMON NAME: Fleshy stitchwort, thick-leaved 



chickweed 

 FAMILY: Caryophyl laceae (Pink Family) 

 MONTANA STATUS: Sensitive 

 GLOBAL and STATE RANKS (TNC): G4/S1 

 USFWS STATUS: None 

 USFS STATUS: None 

 GLOBAL DISTRIBUTION: Ci rcumboreal , south in w. N. 



America to MT, ID and CO. Sparse. 

 MONTANA COUNTIES: Beaverhead, Carbon 

 LAND OWNERSHIP: Custer N.F., Red Rock Lakes N.W.R. 

 PHYSIOGRAPHIC DISTRIBUTION: Beartooth Mtns., 



Centennial Valley 

 HABITAT: Moist or wet meadows in the montane to 



alpine zones, 2010-3050 m (6,600-10,000 ft) 

 PHENOLOGY: Flowering in August 

 COMMENTS: This species is difficult to distinguish 



from other, more common species of Stellaria . 



