''Cymodocea'' is a
genus
Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...
in the
family
Family (from ) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). It forms the basis for social order. Ideally, families offer predictabili ...
Cymodoceaceae
Cymodoceaceae is a family of flowering plants, sometimes known as the "manatee-grass family", which includes only marine species.
The 2016 APG IV does recognize Cymodoceaceae and places it in the order Alismatales, in the clade monocots. The ...
described as a genus in 1805. It includes three
species
A species () is often defined as the largest group of organisms in which any two individuals of the appropriate sexes or mating types can produce fertile offspring, typically by sexual reproduction. It is the basic unit of Taxonomy (biology), ...
of
sea grass
Seagrasses are the only flowering plants which grow in marine (ocean), marine environments. There are about 60 species of fully marine seagrasses which belong to four Family (biology), families (Posidoniaceae, Zosteraceae, Hydrocharitaceae and ...
distributed in warm oceans.
Habitat
''Cymodocea'' can be found in clear water and in the high intertidal areas. It is a hardy species and it is adaptable to marginal conditions. Just like other intertidal species, it can commonly be confused with other species of its kind. This species can not handle full exposure at low tide and dry conditions.
Population
''Cymodocea'' is not under any threat to become an endangered species, and it is a widespread species in the locations that it is found. The only threats that can be recorded are coastal development and other anthropogenic activity.
Location
''Cymodocea'' is native to the following countries:
*Australia
*China
*Egypt
*India
*Indonesia
*Japan
*Kenya
*Madagascar
*Malaysia
*Malta
*Marshall Islands
*Mayotte
*Micronesia
*Mozambique
*New Caledonia
*Palau
*Papua New Guinea
*Philippines
*Saudi Arabia
*Seychelles
*Singapore
*Tanzania
*Thailand
*United States Minor Outlying Islands
*Vanuatu
*Yemen
Species
Three species are accepted.
*''
Cymodocea angustata
''Cymodocea'' is a genus in the family Cymodoceaceae described as a genus in 1805. It includes three species of sea grass distributed in warm oceans.
Habitat
''Cymodocea'' can be found in clear water and in the high intertidal areas. It is a ha ...
''
Ostenf. - northwestern Australia
*''
Cymodocea nodosa
''Cymodocea nodosa'' is a species of seagrass in the family Cymodoceaceae and is sometimes known as little Neptune grass. ''
(Ucria) Asch. - Mediterranean from Portugal to Israel; coast of NW Africa as far south as Senegal; Canary Islands
*''
Cymodocea rotundata''
Asch. & Schweinf. - shores of Indian Ocean, Red Sea, South China Sea, Pacific Ocean
Formerly placed here
*''
Oceana serrulata'' (as ''Cymodocea serrulata''
(R.Br.) Asch. & Magnus)
References
Cymodoceaceae
Alismatales genera
Taxa named by Charles Konig
{{alismatales-stub