Achnatherum lemmonii has 106680 seeds per pound. Achnatherum lemmonii is native to western North America, where it grows from California to British Columbia, and as far east as Montana and Arizona. It can be found in diverse habitats from sea-level to 7500 ft. elevation, including dry sunny slopes, grasslands, savannas, openings within pine woodlands, and upland prairies.
Seed treatment recommendations: 60-90 days cold-moist stratification
More Info: USDA Plant Guide: https://plants.usda.gov/DocumentLibrary/DocumentLibrary/factsheet/pdf/fs_acle8.pdf