Kingdom Plantae Class Pinopsida Family Cupressaceae Rank Species | Division Pinophyta Order Pinales Subfamily Sequoioideae | |
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Metasequoia heeri is an extinct species of dawn redwood with short leaflets from the early Oligocene (32 Ma) Bridge Creek flora of the Big Basin Member of the John Day Formation of central Oregon
References
Metasequoia heeri Wikipedia(Text) CC BY-SA