image_list image_listE

Chlorophyceae: Chlorococcales: Scenedesmaceae

 Coelastrum astroideum
De Notaris 1867

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:

Coelastrum astroideum Ne Notaris var. astrodeum, colony 25 μm in diam., x 640, near Ayu-kawa bridge, Motoyurugi, Fujioka city, Gunma Pref., Japan, December 11, 2004 by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Coelastrum Coelastrum
Colony 33 μm in diam., x 640
Coelastrum Coelastrum Coelastrum

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