CENTER FOR PHYCOLOGICAL DOCUMENTATION
DECEW'S GUIDE

Enteromorpha flexuosa ( Wulfen ) J. Agardh
	CONTENTS     FIGURES     ABOUT     INDEXES: Reds · Greens · Browns     KEYS: Browns

in part from Setchell and Gardner 1920 b Note: The genus Enteromorpha was merged with Ulva by Hayden et al. 2003. Synonyms: Enteromorpha prolifera var. flexuosa ( Wulfen ) Doty, E. intestinalis var. tubulosa K & uuml; tzing, E. tubulosa ( K & uuml; tzing ) K & uuml; tzing Illustrations: Abbott and Hollenberg 1976, p. 75, fig. 30 ( habit ); Bliding 1963, p. 75, fig. 38 ( photos ): a, b ( habit ), d, e ( surface views, vegetative plants ), p. 76, fig. 39 ( photos ): a ( habit ), b & ndash; e ( surface views, vegetative plants ), p. 77, fig. 40 ( photos ): a ( female gametes ), b ( male gametes ), c ( zoospores ), d, e ( germlings ); Kapraun 1970, p. 250, figs. 13, 14 ( photos: habit ), p. 256, fig. 38 ( photo: sporophyte in culture ), p. 266, fig. 52 ( photo: x-section ), figs. 53, 54 ( photos: surface views, vegetative plants ); Koeman and van den Hoek 1984, p. 44, fig. 106 ( habit, unspecified phase ), p. 45, fig. 113 ( sporophyte ), fig. 114 ( zoospores ), figs. 115, 116 ( male gametophyte with gametes ), figs. 117, 118 ( female gametophyte with gametes ); Kornmann and Sahling 1977, p. 72, fig. 33 ( photos ): A ( habit ), B ( branching detail ), C, D ( surface views, vegetative plants ); Scagel 1966, pl. 27, fig. F ( x-section, vegetative plant ), fig. G ( surface view, vegetative plant ); Smith 1944, pl. 5, fig. 1 ( habit ), fig. 2 ( x-section, vegetative plant ), fig. 3 ( surface view, vegetative plant ) Pacific Coast Distribution: Prince Rupert, British Columbia ( Hawkes et al. 1979, p. 89 ) to Sunset Bay, Coos Co ., Ore. ( Doty 1947, p. 15 ); Fort Bragg, Mendocino Co ., Calif. ( Kjeldsen 1995, p. 6 ) to Monterey Peninsula, Calif. ( Smith 1944, p. 51 ); San Luis Obispo Co ., Calif. ( Cayucos to Shell Beach: Sparling 1977, p. 29 ); Channel Is ., Calif. ( San Miguel I ., Santa Cruz I ., San Nicolas I.: Murray and Littler 1989, p. 65 ); Santa Barbara Co ., Calif. ( Gaviota: Thom 1980 b, p. 105; Goleta: Murray and Littler 1989, p. 65 ); San Pedro, Los Angeles Co ., Calif. ( Mrs. H. D. Johnston 252 in UC ); Balboa, Orange Co ., Calif. ( Smith 1944, p. 51 ); San Diego, Calif. ( Emerson and Zedler 1978, p. 316 ); Ensenada, Baja Calif. ( L. Aguilar Rosas et al. 1985, p. 125 ) to Cachimbo, Oaxaca ( Huerta M. and Tirado L. 1970, p. 126 ), including Gulf of California north to Bah & iacute; a Concepcion, Baja Calif. ( Mateo Cid et al. 1993, p. 51 ); Puerto Parker near Bah & iacute; a Salinas, Costa Rica ( Taylor 1945, p. 38 ) Taxonomy: Burrows 1991, p. 85; Koeman and van den Hoek 1984, p. 46; Bliding 1963, p. 73 Molecular Taxonomy: Freshwater et al. 1990 Life History: uninvestigated in Pacific coast populations; in Europe, alternation of isomorphic phases, a sporophyte that produces quadriflagellate zoospores alternating with unisexual gametophytes that produce slightly unequal biflagellate gametes; parthenogenetic development of gametophytes by unfused gametes ( Bliding 1963, p. 74 ); sexual reproduction absent in Texas ( Kapraun 1970, p. 221 ) Biology/Ecology: Thom 1984 a, p. 54; Thom 1980 b, p. 105; Devinny 1978, p. 358; Emerson and Zedler 1978, p. 316; Kapraun 1970; Rigg and Miller 1949 Chemistry: R & ouml; nnerstrand 1943, p. 48

							J	F	M	A	M	J	J	A	S	O	N	D
BRITISH COLUMBIA						Repr													Uncommon, on rocks in the lower intertidal. Scagel 1957, p. 43. Scagel 1966, p. 56. Hawkes et al. 1979, p. 89.
						Ster
COLUMBIA RIVER						Repr													Rare, in an almost fresh water pool at the 8 foot level; on exposed sloping, rocks of the upper and mid intertidal. Doty 1947, p. 15.
						Ster
CAPE ARAGO						Repr													Rare, in pools of the high intertidal. ( DeCew in HSC ).
						Ster
CAPE MENDOCINO						Repr													Rare, on rock. Kjeldsen 1995, pp. 6, 7.
						Ster
POINT ARENA						Repr													Uncommon, on rocks in sheltered habitats. Johansen 1966 a, p. 85. Kjeldsen 1995, pp. 6, 7.
						Ster
SAN FRANCISCO						Repr													Uncommon, on rocks, wood, or other algae, or free-floating on mudflats in estuaries, throughout the intertidal. Smith 1944, p. 51. Silva 1979, p. 340.
						Ster