Nectar secretion and nectaries in basal angiosperms, magnoliids and non-core eudicots and a comparison with core eudicots
Early Diverging Eudicots:
Fossils of eudicots: early-diverging groups
Fossils of core eudicots: basal lineages
Diversity and Classification of Flowering Plants: Eudicots
Cretaceous flowers of early eudicots
The origin and early diversification of eudicots