Description:
AMFR-251-HZ4 was developed from seed collected from two native tallgrass prairie sites in the South Dakota, one site in Iowa, and one site in Minnesota which are in the 1990 USDA Plant Hardiness Zone 4. AMFR-251-HZ5 was developed from seed collected from three native tallgrass prairie sites in Kansas and three prairies in Missouri which are in the 1990 USDA Plant Hardiness Zone 5. Collections were intermated 1 generation to produce the germplasms.