Percursaria percursa (C. Agardh) Rosenvinge

from Setchell and Gardner 1920b

Synonyms:

Enteromorpha percursa (C. Agardh) Greville

Illustrations:

Abbott and Hollenberg 1976, p. 70, fig. 23 (basal portion and reproductive upright); Bliding 1963, p. 21, fig. 5:a, b (photos: filaments in culture), c (photo: male gametes), d (photo: female gamete), e (photo: zoospore), g-i (photos: germlings); Kornmann and Sahling 1977, p. 63, fig. 27 (photos: filaments in culture); Scagel 1966, pl. 17, fig. D (part of erect portion); Scagel 1967, p. 53, fig. 14:a (habit), b (basal portion), c, d (parts of erect portion); Setchell and Gardner 1920b, pl. 14, fig. 6 (part of erect portion)

Pacific Coast Distribution:

Spy I., Beaufort Sea (Collins 1927, p. 5); Amaknak I., Unalaska Bay, Aleutian Is., Alaska (Setchell and Gardner 1903, p. 214); Vancouver I., British Columbia (Barkley Sound: Garbary et al. 1985, p. 43; Sidney: Scagel 1957, p. 46); Washington (Griffin Bay Lagoon, San Juan I.: Scagel 1957, p. 46; Whidbey I.: Setchell and Gardner 1903, p. 214); Oregon (Phinney 1977, p. 101); Bodega Head, Sonoma Co., Calif. (Kjeldsen 1995, p. 9); San Francisco Bay, Calif. (Setchell and Gardner 1920b, p. 274)

Taxonomy:

Bliding 1963, p. 20

Life History:

potential alternation of isomorphic phases, with haploid filaments producing biflagellate anisogametes and diploid filaments producing quadriflagellate zoospores, complicated by parthenogenesis and variable ontogenetic patterns (Bliding 1963, p. 20; Kornmann 1956)

Ultrastructure:

Hori 1972

Chemistry:

Rönnerstrand 1943, p. 48