Synarthrophyton is a genus of thalloid alga comprising eight species. The monomerous, crustose thalli are composed of a single system of filaments which grow close to the underlying surface. Synarthrophyton reproduces by means of flask-shaped multiporate conceptacle

Conceptacle

Conceptacles are specialised cavities of marine and freshwater algae that contain the reproductive organs. They are situated in the receptacle and open by a small ostiole. Conceptacles are present in Corallinaceae, and Hildenbrandiales, as well as the brown Fucales. In the Fucales there is no...

s; it produces tetraspores and dispores. Mucus plugs the opening of young conceptacles, which open as they mature.

Species

The valid species currently considered to belong to this genus are:

• S. chejuensis
• S. eckloniae
• S. magellanicum
• S. munimentum
• S. patena
• S. robbenense
• S. schielianum
• S. schmitzii