Pandanales

Belongs within: Petrosaviidae. The Pandanales are a clade of mostly tropical and subtropical monocotyledons that are united by molecular analyses, but have few identified morphological synapomorphies. The Angiosperm Phylogeny Website lists two shared characters within the clade: the presence of a nucellar cap, and a minute embryo. The type family, Pandanaceae, contains Old World tropical… Continue reading Pandanales