Ganonema is a
genus
Genus ( plural genera ) is a taxonomic rank used in the biological classification of living and fossil organisms as well as viruses. In the hierarchy of biological classification, genus comes above species and below family. In binomial nom ...
of
red algae, from the
Liagoraceae family, characterised by its dichotomously branched, multiaxial
thalli
Thallus (plural: thalli), from Latinized Greek (), meaning "a green shoot" or "twig", is the vegetative tissue of some organisms in diverse groups such as algae, fungi, some liverworts, lichens, and the Myxogastria. Many of these organisms were ...
, with
terete
Terete is a term in botany used to describe a cross section that is circular, or like a distorted circle, with a single surface wrapping around it.Lichen Vocabulary, Lichens of North America Information, Sylvia and Stephen Sharnoff/ref> This is u ...
axes."
It is closely related to ''
Liagora'', but can be distinguished in two important respects. Its
vegetative structure is distinct, as the basal cells of its cortical
fascicles are
isodiametric, whereas the cells of ''Liagora'' are elongate. Also, its
reproductive development features "the occasional production of
carpogonial branches in clusters and the production of
spermatangia in dense heads."
Species
Species in this genus include:
* ''
Ganonema codii''
* ''
Ganonema farinosum''
See also
*
Algae
*
Red algae
*
Algae eater
Algae eater or algivore is a common name for any bottom-dwelling or filter-feeding aquatic animal species that specialize in feeding on algae and phytoplanktons. Algae eaters are important for the fishkeeping hobby and many are commonly kept b ...
References
{{Alga-stub
Red algae genera
Nemaliales