1. United States. 



a. Present designated or proposed legal 

 protection or regulation: Currently, 

 Silene -s paldingii is under notice of 

 review for potential listing as a 

 threatened species under the U.S. 

 Endangered Species Act of 1973 (U.S. 

 Department of Interior, 1985) . 

 Specifically, it is included in Category 2 

 (taxa for which information now in 

 possession of the Service indicates that 

 listing as a threatened or endangered 

 species is possibly appropriate, but for 

 which substantial data on biological 

 vulnerability and threats are not 

 currently known or on file to support 

 listing) . 



b. Other current formal status 

 recommendations: Silene spaldingii is 

 currently listed as "endangered throughout 

 range" (global rank = G2) by The Nature 

 Conservancy. 



c. State. 



1. Montana. 



a. Present designated or proposed 

 legal protection or regulation: 

 None. 



b. Other current formal status 

 recommendations: Silene 

 spaldingii is currently listed 

 as "critically endangered" in 

 Montana (state rank = SI) by the 

 Montana Natural Heritage Program 



(Shelly, 1988). 



c. Review of past status: The 



Montana Rare Plant Project 

 (Lesica et al . , 1984) 

 recommended the status of S. 

 spaldingii as threatened because 

 of its limited distribution, and 

 the threats posed by 

 agricultural and grazing 

 activities in the areas where 

 the plant is located. 



