Wednesday, October 12, 2016

Identifying Algae 1

Identifying Algae 1
Schizochlamys


Name: Schizochlamys
Common name:  Green algae
Family: 
Tetrasporaceae
Collection Date:9/1/16
Habitat:Found in streams and ponds of freshwater.
Location: (received in lab)
Description:chlorophyte with spherical cells. Chloroplast green and cupshaped with one typically per cell. Each has single pyrenoid.
Key used: Landcare-Research -Manaaki Whenua. (n.d.). Retrieved October 12, 2016, from http://www.landcareresearch.co.nz/resources/identification/algae/identification-guide/identify/guide

Keying Steps: 

Step 1: Algae on colonial and non filamentous, rather spherical shapes. 
Step 2:  Cell contents are green or blue green.
Step 3: Cells contain membrane bound organelles.  
Step 4: Spherical cells in mass of jelly. Lack flagella. Not connected by threads.
Step 5: Spherical cells in mucilagenous colonies with crescent shaped remnants of dead cells within grouping.   
Figure 1: Schizochlamys under scope. Notice bunched colonies and membrane bound organelles.