UC specimens and range limits for Mazzaella oregona

• Blue markers: specimen records
• Yellow marker: type locality, if present
• Red markers: endpoints of range from literature

View map from the Consortium of Pacific Northwest Herbaria

Search Sequences in GenBank

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.