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Ralfsia fungiformis (Gunnerus) Setchell & N.L.Gardner 1924

Empire Eukaryota
Kingdom Chromista
Phylum Ochrophyta
Class Phaeophyceae
Subclass Fucophycidae
Order Ralfsiales
Family Ralfsiaceae
Genus Ralfsia


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Ralfsia fungiformis (Gunnerus) Setchell & N.L.Gardner
Point Loma, Cabrillo National Monument, Calfornia. Identification tentative.. 07 Sep 2018. © National Park Service U.S. Department of the Interior.

Ralfsia fungiformis (Gunnerus) Setchell & N.L.Gardner
Peter the Great Bay, Russia. 28 Mar 2012. Oksana Belous. © Oksana Belous (ksu_bio@mail.ru).

Ralfsia fungiformis (Gunnerus) Setchell & N.L.Gardner
Bay of Fundy, New Brunswick, Canada. Colin Bates (colinba@interchange.ubc.ca). © Coastal Imageworks (colinba@interchange.ubc.ca).


Navicula radiosa var. acuta (W.Smith) Grunow

Ralfsia fungiformis (Gunnerus) Setchell & N.L.Gardner Point Loma, Cabrillo National Monument, Calfornia. Identification tentative.
© National Park Service U.S. Department of the Interior

Publication details
Ralfsia fungiformis (Gunnerus) Setchell & N.L.Gardner 1924: 11

Published in: Setchell, W.A. & Gardner, N.L. (1924). Phycological contributions, VII. University of California Publications in Botany 13: 1-13.

Type species
The type species (holotype) of the genus Ralfsia is Ralfsia deusta (C.Agardh) Berkeley.

Status of name
This name is of an entity that is currently accepted taxonomically.

Fucus fungiformis Gunnerus

Type information
Type locality: "Habitat in Islandia" [Iceland] (Gunnerus 1776: 1091). Epitype: Helgi Jonsson; Iceland, Kolbeinsø, 1897; UPS (Jørgensen 2012: 1091). Notes: "Gunnerus had no specimens, only citing Bauhin’s Pinax and Oeder’s treatment in Flora Danica 3(7), with tab. 420, which is the holotype. The Koenig specimen from Iceland which this is based on, has not been traced, so I here designate another Icelandic specimen as an epitype." (Jørgensen 2012: 1091)

Homotypic Synonym(s)
Fucus fungiformis Gunnerus 1776

Heterotypic Synonym(s)
Zonaria deusta C.Agardh 1817
Padina deusta (C.Agardh) Greville 1830
Ralfsia deusta (C.Agardh) Berkeley 1843

General environment
This is a marine species.

Common names

(as Ralfsia fungiformis (Gunnerus) Setchell & N.L.Gardner)
Japanese: Isogawara (Tokida 1954).

Detailed distribution with sources
(as Ralfsia deusta (C.Agardh) Berkeley)
North America: Alaska (Saunders 1901).

(as Ralfsia fungiformis (Gunnerus) Setchell & N.L.Gardner)
Arctic: Canada (Arctic) (Taylor 1957, Lee 1980).

Atlantic Islands: E. Greenland (Pedersen 1976), Greenland (Pedersen 2011), Iceland (Caram & Jónsson 1972).

Europe: Scandinavia (Athanasiadis 1996).

North America: Alaska (Lindstrom 1977, Scagel & al. 1989, Lindeberg & Lindstrom 2010), British Columbia (Scagel & al. 1989), California (Abbott & Hollenberg 1976, Scagel & al. 1989, Miller 2012), Gulf of California (Norris, Aguilar-Rosas & Pedroche 2017), Labrador (Taylor 1957), Massachusetts (Taylor 1957), Mexico (Pedroche & Sentíes 2020), New Brunswick (Taylor 1957), New Hampshire (Mathieson & Hehre 1986), Newfoundland (Taylor 1957), Oregon (Hansen 1997), Québec (Silberfeld et al. 2011, Leon-Alvarez et al. 2014 ), Washington (Scagel & al. 1989).

Central America: Mexico (Pacific) (Pedroche & al. 2008).

South-east Asia: Philippines (Silva, Meñez & Moe 1987, Ang, Sin Man Leung & Mei Mei Choi 2014), Vietnam (Nguyen et al. 2013).

Asia: Commander Islands (Selivanova & Zhigadlova 1997, Klochkova & al. 2020), Japan (Okamura 1936, Segawa 1981, Yoshida, Nakajima & Nakata 1990, Yoshida 1998, Lim & al. 2007, Yoshida, Suzuki & Yoshinaga 2015), Kamchatka (Klochkova & al. 2009), Korea (Lee & Kang 1986, Lee & Kang 2001, Keum 2010), Kuril Islands (Nagai 1940), Russia (Kozhenkova 2009), Russia (Far East) (Perestenko 1980, Kloczcova 1996, Selivanova 2002), Russia (Sea of Japan) (Kozhenkova 2020), South China Sea (Phang & al. 2016).

Key references
Belous, O.S., Titlyanova, T.V. & Titlyanov, E.A. (2013). Morskiye rasteniya bukhty Troitsy i smezhnykh akvatorii radno (Zaliv Petra Velikogo, Yaponskoye more) [Marine plants of Trinity Bay and adjacent waters (Peter the Great Bay, Sea of Japan)]. pp. 263, profusely illustrated. Vladivostok: Dal'nauka. [in Russian]

Keum, Y.-S. (2010). Sphacelariales, Cutleriales, Ralfsiales. In: Algal flora of Korea. Volume 2, Number 2. Heterokontophyta: Phaeophyceae: Ishigeales, Dictyotales, Desmarestiales, Sphacelariales, Cutleriales, Ralfisales, Laminariales. (Anon. Eds), pp. 19-69. Incheon: National Institute of Biological Resources.

Klochkova, N.G., Koroleva, T.N. & Kushidi, A.E. (2009). Atlas vodorosley-makrofitov prikamchatskikh vod [Atlas of algae-macrophytes of Kamchatka waters. Green and brown algae]. Vol. 1 pp. 216, profusely illustrated. Petropavlovsk-Kamchatski: Izdaniya KamchatNIRO. [in Russian]

Kloczcova, N.G. (1996). Flora vodoroslei makrofitov Tatarskogo Proliva i osobennosti ee formirovanija [Macrophyte algal flora of Tatars Gulf (Sea of Japan) and peculiarities of its formation]. pp. 1-289. Vladivostock: Dalnauka. [in Russian]

Lindeberg, M.R. & Lindstrom, S.C. (2010). Field guide to the seaweeds of Alaska. pp. [i-]iii-iv, 1-188, numerous col. photographs. Fairbanks: Alaska Sea Grant College Program.

Mathieson, A.C. & Dawes, C.J. (2017). Seaweeds of the Northwest Atlantic. pp. [i]-x, 1-798, 109 pls. Amherst & Boston: University of Massachusetts Press.

Pedersen, P.M. (2011). Grønlands havalger. pp. [1] 7-208. Copenhagen: Forlaget Epsilon.DK.

Pedroche, P.F., Silva, P.C., Aguilar Rosas, L.E., Dreckmann, K.M. & Aguilar Rosas, R. (2008). Catálogo de las algas benthónicas del Pacífico de México II. Phaeophycota. pp. [i-viii], i-vi, 15-146. Mexicali & Berkeley: Universidad Autónoma Metropolitana; Universidad Autónoma de Baja California; University of California Berkeley.

Zhigadlova, G.G. & Lopatina, N.A. (2020). [Brown algae Ochrophyta algae]. In: Flora and Fauna of Matua Island (middle Kuril Islands): the field guide. Volume 1. Sea. (Sanamyan, K.E. &Sanamyan, N.P. Eds), pp. 424-467. Cherepovets: Intron. [in Russian]

Created: 02 September 1996 by M.D. Guiry

Verified by: 27 March 2021 by M.D. Guiry

Accesses: This record has been accessed by users 3522 times since it was created.

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(Please note: only references with the binomials in the title are included. The information is from the Literature database.)

Edelstein, T., Chen, L. & McLachlan, J. (1968). Sporangia of Ralfsia fungiformis (Gunn.) Setchell et Gardner. Journal of Phycology 4: 157-160.

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Cite this record as:
M.D. Guiry in Guiry, M.D. & Guiry, G.M. 2021. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. http://www.algaebase.org; searched on 27 October 2021.

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