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Ulva intestinalis

( NO:Tarmgrønske ENG:Sea grass)                  3 photos (see below for more photos)


Habit
Photo by: Kjersti Sjøtun
Location: Svelgen, Øygarden, Hordaland
Verified by Network members
Sampling date: 2007-07-01
Published: 2009-04-02

The species often grows abundantly in rock pools in the upper part of the intertidal

The species is in common in the intertidal. The thallus is 10-30 cm long, hollow and normally unbranched, and tapers gradually towards the base. It may sometimes be compressed. The chloroplast is hood-shaped and usually placed in the apical end of the cell, and contains one pyrenoid.




Overview of thallus
Photo by: Kjersti Sjøtun
Location: Espegrend, Hordaland
Photo is showing (categorized): Thallus
Verified by Network members
Sampling date: 2009-03-11
Published: 2009-04-02

Hollow thallus, which tapers gradually towards the base




Cell structure
Photo by: Kjersti Sjøtun
Location: Espegrend, Hordaland
Photo is showing (categorized): Cells
Verified by Network members
Sampling date: 2005-08-14
Published: 2009-04-02

Each cell contains a hood-shaped chloroplast which is placed in the apical part of the cell. The chloroplast contains one pyrenoid, which is clearly seen in some cells (arrows)



 

     

     

     

     

     

     

     

     

     

     

     

     

    Latest published photos


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