Hedeia
Encyclopedia
Hedeia is a genus
of early land plant of uncertain affinity
. It comprises erect axes terminating in clusters of sporangia.
Genus
In biology, a genus is a low-level taxonomic rank used in the biological classification of living and fossil organisms, which is an example of definition by genus and differentia...
of early land plant of uncertain affinity
Affinity
Affinity is a word used in a variety of fields, usually to indicate some kind of preference, relationship, or a potential or actual closeness between two entities.Articles dealing with various usages of the word: affinity include:-Commerce and law:...
. It comprises erect axes terminating in clusters of sporangia.