|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||External Literature Search||Age range and collections|
Magnoliopsida - Solanales - Convolvulaceae
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.
|A. E. González-Guzmán 1967||Pollen grain tricolpate, subspheroidal; furrow C α 1, C β 2, C γ 1; sculpture type psilate. Furrows rather wide. Extexine thicker than endexine. Columellae digitate and exine with perforate tectum. Thickness of exine about 4μ, diameter of the 'lumina' < 1μ. Polar area 10μ. Length of columellae about 3μ.|