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Ectocarpus commensalis Setchell et Gardner

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drawing of Ectocarpus commensalis
intercalary and pedicellate plurangia, rhizoidal holdfast
Synonyms:
Ectocarpus siliculosus var. parvus Saunders, E. confervoides f. parvus (Saunders) Setchell et Gardner, E. eramosus Setchell et Gardner, E. mesogloiae Setchell et Gardner, E. dimorphus Silva, E. parvus (Saunders) Hollenberg, E. confervoides f. variabilis Saunders, E. variabilis (Saunders) Smith
Illustrations:
Abbott and Hollenberg 1976, p. 128, fig. 89 (plurilocular plant and plurilocular detail); Apt et al. 1988, p. 58, fig. 15 (photomicrograph: habit, plant with plurilocular sporangia); Hollenberg and Abbott 1968, p. 1236, fig. 2 (plurilocular plant, as E. confervoides var. pygmaeus); Saunders 1898, pl. 15, figs. 5–9 (plurilocular and unilocular plants, as E. confervoides var. pygmaeus) Display references
Pacific Coast Distribution:
Shumagin Is., Alaska (Scagel 1957, p. 71, as E. pygmaeus) to Punta Descanso, Baja Calif. (Dawson 1945f, p. 64, as E. confervoides f. pygmaeus); Channel Is., Calif. (Santa Cruz I.: Apt et al. 1988, p. 41); Laguna Juluapan, Colima, México (Mateo Cid and Mendoza González 1991, p. 23); Paredón, Chiapas (Mendoza González and Mateo Cid 1996: 69) Display references
Taxonomy:
H. Kim and Lee 1992a; Hollenberg 1971b, p. 283 Display references
Life History:
uninvestigated, but presumably alternation of isomorphic phases
Biology/Ecology:
Devinny 1978, p. 358; Emerson and Zedler 1978, p. 317 Display references

 
J F M A M J J A S O N D
BRITISH
COLUMBIA
Pl          x  x         Rare, epiphytic on larger brown algae and Codium setchellii in the low intertidal and upper subtidal in moderately sheltered to fully exposed habitats. Scagel 1973, p. 133. Hawkes et al. 1979, p. 92. Display references
U                        
S    x    x            
COLUMBIA
RIVER
Pl        x               Rare, epiphytic on Laminaria sinclairii, Pterygophora, and Nereocystis. Doty 1947, p. 32. Markham and Celestino 1977, p. 258. Display references
U                        
S            x          
CAPE
ARAGO
Pl                         Rare, epiphytic on Cystoseira, on rocks and gooseneck barnacles. Dawson 1965a, p. 12. Display references
U                        
S            x          
CAPE
MENDOCINO
Pl                         Rare, epiphytic on Postelsia, Pterygophora, Cystoseira, Codium, Egregia, Laminaria, Schizymenia, Lessoniopsis. Kjeldsen 1995, pp. 19, 20. Display references
U                        
S        x              
POINT
ARENA
Pl                         Rare, epiphytic on Postelsia, Pterygophora, Cystoseira, Codium, Egregia, Laminaria, Schizymenia, Lessoniopsis in moderately to fully exposed habitats. Johansen 1966a, p. 93. (as various Ectocarpus spp.) Kjeldsen 1995, pp. 19, 20. Display references
U                        
S xxx  xxx  x      
SAN
FRANCISCO
Pl                         Rare, epiphytic on Laminariales, Desmarestia, and Egregia in the lower intertidal. Smith 1944, p. 84. Silva 1979, p. 332. Display references
U                        
S  x                    

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Page dated: Mon Feb 13 21:24:26 2006
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