Asterocytis ramosa (Thwaites) Gobi ex F.Schmitz

  • Authority

    Britton, Nathaniel L. & Millspaugh, Charles F. 1920. The Bahama Flora.

  • Family

    Goniotrichaceae

  • Scientific Name

    Asterocytis ramosa (Thwaites) Gobi ex F.Schmitz

  • Description

    Species Description - Filaments 0.5-1 man. long, mostly 13-28 µ in diameter, sparingly dichotomous; vegetative cells (protoplasts) 5-10 p. long, 1-2 times as long as broad, chromatophore vaguely stellate or indeterminate; cysts (akinetes ?) subglobose, ovoid, or ellipsoid, uniseriate or rarely in a double series, 13-19 p. in longest diameter (including walls), their walls 2-5 p, thick. The monospores or akinetes of the Bahamian specimens resemble in form those shown by Wille in his f. 10 (Xyt. Mag. Naturvidensk. 38: pi. 1. 1900).

  • Distribution

    On the older parts of Polysiphonia hapalacantha, Great Exuma : apparently of wide distribution ; American Virgin Islands. Type from England.

    Exuma Bahamas South America| United States Virgin Islands South America| England Europe|