image_list image_listE

Chlorophyceae: Chlorococcales: Scenedesmaceae

Coelastrum reticulatum
(Dangeard) Senn var. reticulatum

Coelastrum Genus: Colonies spherical, with inner empty space; cells attached to each other by a protrusion of cell wall, arranged in a single layer; cell body mostly spherical with some conical or grobular bulges; chloroplasts cup-shaped with a pyrenoid; reproduction by asexual coenobium (Illustrations of The Japanese Fresh-water Algae, 1977).
Species: Colonies of 8, 16 or 32 cells, spherical in shape, covered by a mucilaginous envelope; often held in multiple coenobia by the remains of mother cell walls; cells connected to adjacent ones by 5 - 7 long, slender processes; intercellular spaces large; cells up to 24 μm diam. (Photomicrographs of the Freshwater Algae, 1996).


Coelastrum reticulatum (Dangeard) Senn var. reticulatum, cell body μm long, μm wide, x 640, Otto-Numa (pond), Tsuchiura city, Ibaraki Pref., Japan, July 2002 by Y. Tsukii
scale 50 μm scale 100 μm scale 150 μm; x 400 : scale 31 μm scale 63 μm scale 94 μm; x 640
Coelastrum reticulatum Coelastrum reticulatum


Please click on images for viewing enlarged.
Copyright Protist Information Server