Porphyra aestivalis S.C. & S.
Porphyra aestivalis S.C.Lindstrom & S.Fredericq 2003: 219-221, figs 3, 4
Published in: Lindstrom, S.C. & Fredericq, S. (2003). rbcL gene sequences reveal relationships among north-east Pacific species of Porphyra (Bangiales, Rhodophyta) and a new species, P. aestivalis. Phycological Research 51(3): 211-224.
Status of name
This name is currently regarded as a synonym of Boreophyllum aestivale (S.C.Lindstrom & Fredericq) S.C.Lindstrom
Origin of species name
Adjective (Latin), summer-flowering.
No synonyms are currently included in AlgaeBase.
This is a marine species.
Gametophyte foliose, monostromatic, ovate to orbiculate, sometimes lanceolate, base umbilicate, often deeply ruffled, margin frilly, at times polystromatic. Thalli to at least 30 cm diameter; adhering incompletely to paper. Sterile thalli 45-50 mm thick. Color a very pale pink to a pale grayish purple, sometimes purple. Apophysis tan to pale brownish. Thallus monoecious and sectored by a vertical line into male and female 'halves' (possibly also dioecious). Fertile (female) sectors 65-95 mm thick. Reproductive structures marginal, extending inward in a mottled pattern. Submarginal tissue paler than the adjacent outer zygotosporangial and inner sterile tissues. Spermatangia in packets of 2 x 2-4 x 4-8. Zygotosporangia in packets of 2 x 2 x 4.
Holotype locality: Sunshine Cove, Alaska (Lindstrom & Fredericq 2003: 220). Holotype: S. C. Lindstrom 9971; 27 September 2000; Lower mid-intertidal boulder and cobble. UBC A84351 (Lindstrom & Fredericq 2003: 220). Notes: Collected by S.C.Lindstrom (SCL 9971); Sunshine Cove, Lynn Canal, Alaska.
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.
Sutherland, J.E., Lindstrom, S.C., Nelson, W.A., Brodie, J., Lynch, M.D., Hwang, M.S., Choi, H.-G., Miyata, M., Kikuchi, N., Oliveira, M.C., Farr, T., Neefus, C., Mols-Mortensen, A. Milstein, D. & Müller, K.M. (2011). A new look at an ancient order: generic revision of the Bangiales (Rhodophyta). Journal of Phycology 47(5): 1131-1151.
Created: 30 November 2004 by Sandy Lawson
Verified by: 10 January 2012 by Wendy Guiry
Accesses: This record has been accessed by users 1995 times since it was created.
Verification of data
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(Please note: only references with the binomials in the title are included. The information is from the Literature database.)
Lindstrom, S.C. & Fredericq, S. (2003). rbcL gene sequences reveal relationships among north-east Pacific species of Porphyra (Bangiales, Rhodophyta) and a new species, P. aestivalis. Phycological Research 51(3): 211-224.
Linking to this page: http://www.algaebase.org/search/species/detail/?species_id=65934
Cite this record as:
Wendy 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 19 June 2019.