. "8638"^^ . . . . . . . . . "Tetracentron hopkinsii"@en . . . . . . . . "61485419"^^ . . . "Tetracentron hopkinsii is an extinct species of flowering plant in the family Trochodendraceae. The species is known from fossil leaves found in the early Eocene deposits of northern Washington state, United States and south Central British Columbia. The species was first described from fossil leaves found in the Allenby Formation. T. hopkinsii are possibly the leaves belonging to the extinct trochodendraceous fruits Pentacentron sternhartae."@en . . . . . . . . . "1054908947"^^ . . . "Pigg et al, 2007"@en . . . . . . "Fossil leaf, Klondike Mountain Formation"@en . . . . . . . . . . "Tetracentron hopkinsii is an extinct species of flowering plant in the family Trochodendraceae. The species is known from fossil leaves found in the early Eocene deposits of northern Washington state, United States and south Central British Columbia. The species was first described from fossil leaves found in the Allenby Formation. T. hopkinsii are possibly the leaves belonging to the extinct trochodendraceous fruits Pentacentron sternhartae."@en . . "Tetracentron hopkinsii"@en . . . . . . . . . "Tetracentron"@en . . . . . . . . . . "hopkinsii"@en . . . "yes"@en . . . . . . . . . . . . .