Home›Plant Genera›Era First Appeared›TriassicBrowse ByTriassicFactsTriassicSourcesComments (0)Reader Challenges (0)FactsComparisonTaxonomic Rank OrderWell-attested7 1TriassicFilter Results2 entriesTaxonomic RankAllGenus (2)Common GroupAllConifer Genera (1)Fern Genera (1)Everyday GroupAllConifer Genera (1)Fern Genera (1)Geographic DistributionAllNorth America (1)Living or ExtinctAllYes (2)Show ResultsBrowseCompareSelect all 2AbiesTriassicAspleniumTriassicSources1. Wikipedia: Taxonomic ranktier 2WikipediaTaxonomic rank, Fundamental ranks section, rank sequence sentence, plant generaQuote, Taxonomic rank, Fundamental ranks section, rank sequence sentence, plant generakingdom, phylum or division, class, order, family, genus, and speciesView the SourceComments (0)No comments yet. Be the first to share a thought.Sign in to join the discussion.Reader Challenges (0)No disputes yet. Spotted an error or a better source? Open the first one.Sign in to dispute this or suggest a correction.