image_list image_listE

Chlorophyceae: Chlorococcales: Hydrodictyaceae

 Hydrodictyon reticulatum
(Linneus) Lagerheim (Illustrations of the Japanese fresh-water algae, 1977)
(Linnaeus) Bory de Saint-Vincent (Algaebase)

Hydrodictyon Genus: Colonies large, reticulated bag in shape (Illustrations of The Japanese Fresh-water Algae, 1977).
Species: Cells arranged to form pentagonal or hexagonal intercellular space, which result in large reticulated bag; cell body cylindrical in shape (up to 1 cm long, 200 μm in diam.), with many nuclei; chloroplasts reticulated with many pyrenoids (Illustrations of The Japanese Fresh-water Algae, 1977).
QuickTime
Movies
http://protist.i.hosei.ac.jp/

Hydrodictyon sp., gametes releasing from the parent cell, cell body μm long, μm wide, x 100, x 200, x 400, x 640, near Yanase river, Fujimi city, Saitama Pref., Japan, June 1999, 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
Hydrodictyon Hydrodictyon Hydrodictyon Hydrodictyon Hydrodictyon Hydrodictyon

Hydrodictyon, gametes after release from the parent cell, x 100, x 200, x 400, x 640, May-June 1999, Saitama Pref. 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
Hydrodictyon Hydrodictyon Hydrodictyon
Plasmogamy
Hydrodictyon Hydrodictyon Hydrodictyon Hydrodictyon
Hypnozogyote
Hydrodictyon Hydrodictyon Hydrodictyon Hydrodictyon

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