|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||External Literature Search||Age range and collections|
Magnoliopsida - Rhamnales - Rhamnaceae
If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
|J. H. Jones and D. L. Dilcher 1980||Leaves, symmetrical, elliptical or narrowly eliptical; apex and base, acute; venation, eucamptodrome, without any visible marginal looping; midrib, mederately thick; secondary veins, unbranched or very rarely branched; highest order of venation, fourth; areolation, poor; ultimate marginal venation, fimbriate; stomatal complex, anomocytic with 3-5 adjacent epidermal cells; trichomes absent or rare with unicellular bases surrounded by slightly smaller and somewhat radially modified epidermal cells.|