Hickory nut (Juglans costata)
Bob Campbell Geology Museum 32 million years old; Formation: Florissant Shale.
Ironwood (Carpinus fraterna)
Bob Campbell Geology Museum 32 million years old; Formation: Florissant Shale.
Judas tree (Cercis parvifolia)
Bob Campbell Geology Museum 32 million years old; Formation: Florissant Shale.
Laurel oak (Quercus laurifolia) leaf, unidentified seed or fruit
Bob Campbell Geology Museum
Norfolk island pine (Araucaria mirabilis)
Bob Campbell Geology Museum 170 million years old; Formation: Cerro Alto Beds.
Pine cone (Pinus sp.)
Bob Campbell Geology Museum Formation: Coastal plain deposits; Donated: Clayton T. Smith.
Rutaceae sp. citrus fruit
Bob Campbell Geology Museum 62 million years old; Formation: Fort Union Formation.
Seed Fern (Alethopteris sp.) part and counterpart
Bob Campbell Geology Museum Formation: Francis Creek Shale.