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Myrionema corunnae Sauvageau
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plurilocular organs from Setchell and Gardner 1922 a Synonyms: Myrionema corunnae f. acuminatum ( Setchell and Gardner ) Loiseaux, M. primarium f. acuminatum Setchell et Gardner, M. corunnae f. minutissimum ( Setchell and Gardner ) Loiseaux, M. minutissimum Setchell et Gardner, M. corunnae f. uniforme Setchell et Gardner, M. corunnae f. angulatum Setchell et Gardner, M. corunnae f. sterile Setchell et Gardner Illustrations: Abbott and Hollenberg 1976, p. 159, fig. 123 ( habit ); Setchell and Gardner 1922 a, pl. 33, figs. 6 & ndash; 7 ( plurilocular plants ); pl. 33, fig. 4 ( plurilocular plants ), fig. 15 ( plurilocular plant ), pl. 34, figs. 1, 3 ( plurilocular plant ), pl. 32, fig. 9 ( plurilocular plant ) Pacific Coast Distribution: Humboldt Co ., Calif. ( Patrick ' s Pt.: Dawson 1965 a, p. 14; Trinidad Bay: Dawson 1965 a, p. 13 ); Dillon Beach, Marin Co ., Calif. ( PBA 1739 ); San Francisco, Calif. ( Setchell and Gardner 1922 a, p. 340 ); Carmel Bay, Monterey Peninsula, Calif. ( Setchell and Gardner 1922 a, p. 340 ); Shell Beach, San Luis Obispo Co ., Calif. ( Sparling 1977, p. 31 ) Taxonomy: Loiseaux 1970 b, p. 251 Life History: microscopic field plants with plurilocular organs bore zooids which recycled the parent morphology through several generations. No sex was observed ( Loiseaux 1970 b, p. 252 )

							J	F	M	A	M	J	J	A	S	O	N	D
BRITISH COLUMBIA						Pl
						U
						S
COLUMBIA RIVER						Pl													Reported for Oregon by Phinney 1977, p. 104, but voucher specimens not seen at OSC.
						U
						S
CAPE ARAGO						Pl													Uncommon, low intertidal and subtidal epiphyte on Laminaria and Palmaria mollis . Dawson 1965 a, p. 13.
						U
						S
CAPE MENDOCINO						Pl
						U
						S
POINT ARENA						Pl													Rare, epiphytic on Nereocystis . Gardner PBA 1739 ( Dillon Beach ).
						U
						S
SAN FRANCISCO						Pl													Uncommon, subtidal epiphyte forming patches on blades and stipes of Nereocystis , Laminaria , Costaria, Alaria , and other Laminariales. Smith 1944, p. 106. Silva 1979, p. 335.
						U
						S