Mazzaella oregona
(M.S. Doty) Hughey, P.C. Silva & M.H. HommersandImage Gallery (click for more)
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- Yellow marker: type locality, if present
- Red markers: endpoints of range from literature
Iridaea heterocarpa Post. & Rupr.
Postels & Ruprecht 1840: 18; Abbott 1971b: 65 (incl. synonymy). Iridophycus heterocarpum (Post. & Rupr.) Setchell & Gardner 1937b: 170; Smith 1944: 291.
Thalli limp in habit; blades 10-15(40) cm tall, 1-3 cm wide below, wider above, usually irregularly divided, the margins frequently proliferous, reddish-brown, drying to brown and light tan; stipes less than 3 mm long or blades nonstipitate; apophyses quickly flaring into blades; tetrasporangial sori very small and closely set; cystocarps large, bulging prominently, to 4 mm diam.; spermatangial thalli resembling those of broad Gigartina papillata, pale in color, entire.
Common, in isolated clumps, saxicolous, midtidal, Alaska to Ventura, Calif. Also reported from Sakhalin, U.S.S.R. Type locality: N. Pacific.
Excerpt from Abbott, I. A., & Hollenberg, G. J. (1976). Marine algae of California. Stanford University Press, Stanford, California. xii [xiii] + 827 pp., 701 figs.