Chorda asiatica Sasaki &
Chorda asiatica Sasaki & Kawai 2007: 18, 19, figs 19-21
Published in: Sasaki, H. & Kawai, H. (2007). Taxonomic revision of the genus Chorda (Chordaceae, Laminariales) on the basis of sporophyte anatomy and molecular phylogeny. Phycologia 46: 10-21.
Status of name
This name is of an entity that is currently accepted taxonomically.
No synonyms are currently included in AlgaeBase.
This is a marine species.
Sporophyte macroscopic, epilithic, subtidal, solitary or sparse, simple, cord-shaped, 1.0-2.0 (-5.0) m in length and 1.5-3.5 mm in diameter, medium brown to dark brown, parenchymatous, hollow, composed of hypha, cortex, epidermis, and hairs, unicellular paraphyses without mucilagenous cap, and disc-shaped rhizoidal holdfast. Cortex dense composed of 4-8 cells. Unilocular sporangia sessile and narrowly ovate. Microscopic gametophytes dioecious, sexually dimorphic, oogamous. Antheridium solitary. Sporophytic as well as gametophytic cells containing many disc-shaped chloroplasts without pyrenoid. Nucleotide sequences of rbcL and ITS rDNA distinctive (ITS1 rDNA sequence AB263977).
Holotype locality: Ohma, Aomori Prefecture, Japan (Saskai & Kawai 2007: 19). Holotype: H. Kawai; 15 June 2006; SAP 101396 (Saskai & Kawai 2007: 19, 18).
Klochkova, N.G., Korolyova, T.N. & Kusidi, A.E. (2009). [Atlas of algae-macrophytes Kamchatka waters. Vol 1. Green algae and brown algae]. pp. 1-216. Petropavlovsk-Kamchatsky: KamchatNIRO Press. [in Russian]
Created: 31 January 2007 by Wendy Guiry
Verified by: 23 December 2011 by M.D. Guiry
Accesses: This record has been accessed by users 491 times since it was created.
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Linking to this page: http://www.algaebase.org/search/species/detail/?species_id=131939
Cite this record as:
M.D. Guiry in Guiry, M.D. & Guiry, G.M. 2019. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. http://www.algaebase.org; searched on 22 September 2019.