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.