|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||External Literature Search||Age range and collections|
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.
|W. L. Crepet and K. C. Nixon 1989||Partial pistillate inflorescences of scaly cupules enclosing three fruits. Fruits with an apical stylopodium-perianth complex. Styles three/fruit, linear, short (ca. 2 mm), and without an expanded stigmatic area. Staminodia (stamens?) enclosed by perianth and bearing tricolporate prolate pollen with fused-vermiform exine micromorphology. Wall structure tectate columellate and footlayer tectum ratio ca. 1.|