Galium boreale Resources: USDA Plant List Accession number: Sandberg Specimen(s): 247

Galium asprellum Resources: USDA Plant List Accession number: Sandberg Specimen(s): 248

Zanthoxylum americanum Resources: USDA List Accession number: Sandberg Specimen(s): 245

Spiraea salicifolia Resources: USDA Plant List Accession number: Sandberg Specimen(s): 228

Rubus hispidus Resources: USDA Plant List Accession number: Sandberg Specimen(s): 229

Prunus serotina Resources: USDA Plant List Accession number: Sandberg Specimen(s): 232

Prunus pumila Resources: USDA Plant List Accession number: Sandberg Specimen(s): 234

Prunus pensylvanica Resources: USDA Plant List Accession number: Sandberg Specimen(s): 233

Prunus americana Resources: USDA Plant List Accession number: Sandberg Specimen(s): 231

Potentilla norvegica Resources: USDA Plant List Accession number: Sandberg Specimen(s): 235