Ironwood (Carpinus fraterna)
Bob Campbell Geology Museum 32 million years old; Formation: Florissant Shale.
Fossil wood (Araucarioxylon sp.)
Bob Campbell Geology Museum 225 million years old; Formation: Chinle Formation
Judas tree (Cercis parvifolia)
Bob Campbell Geology Museum 32 million years old; Formation: Florissant Shale.
Sycamore (Platanus sp.)
Bob Campbell Geology Museum 60 million years old; Formation: Ludlow Formation.
Dawn redwood (Metasequoia sp.)
Bob Campbell Geology Museum Formation: Tranquille Shale; McAbee fossil beds.
Sequoia (Sequoia sp.) seed cone
Bob Campbell Geology Museum 66 million years old; Formation: Hell Creek Formation.
Ferns (Alethopteris cf. serlii, Pecopteris sp., Neuropteris sp.)
Bob Campbell Geology Museum Formation: Llewellyn Formation.
Rutaceae sp. citrus fruit
Bob Campbell Geology Museum 62 million years old; Formation: Fort Union Formation.
Laurel oak (Quercus laurifolia) leaf, unidentified seed or fruit
Bob Campbell Geology Museum
Hickory nut (Juglans costata)
Bob Campbell Geology Museum 32 million years old; Formation: Florissant Shale.
Bladdernut (Staphylea acuminata)
Bob Campbell Geology Museum 32 million years old; Formation: Florissant Shale.
Fern (Sphenopteris guyottii)
Bob Campbell Geology Museum 32 million years old; Formation: Florissant Shale.
Seed Fern (Alethopteris sp.) part and counterpart
Bob Campbell Geology Museum Formation: Francis Creek Shale.
Dawn Redwood (Metasequoia sp.) cones and foliage
Bob Campbell Geology Museum 62 million years old; Formation: Fort Union Formtion; Donated: Pat and Goz Segars.
Fern (Alethopteris grandini)
Bob Campbell Geology Museum 300 million years old; Formation: Francis Creek Shale.
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.