You searched for: Collection University of Michigan Herbarium Catalog Collection Remove constraint Collection: University of Michigan Herbarium Catalog Collection Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Place 0.4 mi NE of center of Hatfield, on both side of US 71, 10.8 mi SW of junct with Ark Hwy 88 at Mena. Remove constraint Place: 0.4 mi NE of center of Hatfield, on both side of US 71, 10.8 mi SW of junct with Ark Hwy 88 at Mena. Place Polk Remove constraint Place: Polk Topic Carex Remove constraint Topic: Carex Topic Cyperaceae Remove constraint Topic: Cyperaceae