Biology Reference
In-Depth Information
Figure 6:
Cyanobacterial symbiosis with
Cavicularia densa
. (A)
Cavicularia
thallus lobe with dark
Nostoc
colonies. (B) Symbiotic
(
Nostoc
-infected) and non-symbiotic gemmae emerging from a semi-closed receptacle on the thallus surface. (C) Auricles
dorsal view with endosymbiotic
Nostoc
colonies. (D) Cyanobiont
Nostoc
sp. isolated from symbiotic gemmae of
C
.
densa
.
Photographs courtesy J. Rikkinen, Department of Biological and Environmental Sciences, PO Box 65, University of Helsinki,
FIN-00014, Helsinki, Finland.
Color image of this figure appears in the color plate section at the end of the topic.
