ENDANGERED 



SCIENTIFIC NAME: QUEROJS MACRCX^RPA Michx. 



COMMON NAME: Bur oak, mossy- cup oak 



FAMILY: Fagaceae (Oak Family) 



MONTANA STATUS: Endangered 



GLOBAL and STATE RANKS (TNC): G5/S1 



USFUS STATUS: None 



USFS STATUS: None 



STATUS IN OTHER STATES: None 



GLOBAL DISTRIBUTION: New Bruns. to Sask., south to 



MT, NE, TZ, AR, and MD . Peripheral. 

 MONTANA COUNTIES: Carter, Prairie, Powder River, 



reported for Big Horn 

 LAND OWNERSHIP: Private 

 PHYSIOGRAPHIC DISTRIBUTION: Northern Great Plains, 



periphery of the Black Hills 

 HABITAT: Open shale-derived soil on low hills on the 



plains, 1120 m (3,700 ft.) 

 PHENOLOGY: Flowering in April or May? 

 COMMENTS: The Prairie Co. location consists of 



only a few non- reproductive individuals. The only 



known viable Montana population is threatened by 



mining activity. 



