159,698 species and infraspecific names are in the database, 22,560 images, 62,394 bibliographic items, 465,551 distributional records.

Gelidium caerulescens Kützing 1868

Classification:
Empire Eukaryota
Kingdom Plantae
Subkingdom Biliphyta
Phylum Rhodophyta
Subphylum Eurhodophytina
Class Florideophyceae
Subclass Rhodymeniophycidae
Order Gelidiales
Family Gelidiaceae
Genus Gelidium

Pictures

click on thumbnail for larger version.

Gelidium caerulescens Kützing
Masthead Island, Queensland. J.M. Huisman. © J.M. Huisman.

Gelidium caerulescens Kützing
1. Habit. 2. Photo in aquarium. Plants taken from the low intertidal dead corals, Hainan Island (China).. 29 Feb 2012. Eduard and Tamara Titlyanova (etitlyanov@mail.ru). © Eduard and Tamara Titlyanova (etitlyanov@mail.ru).

Gelidium caerulescens Kützing
Hawaii. J.M. Huisman. © J.M. Huisman.

Gelidium caerulescens Kützing
Hawaii; apical tetrasporangial sori; scale 1 mm. 15 Aug 2011. J.M. Huisman. © J.M. Huisman.

Gelidium caerulescens Kützing
Lord Howe Island, Australia. 21 Nov 2010. M.D. Guiry. © Michael Guiry (mike.guiry@nuigalway.ie).

Gelidium caerulescens Kützing
Panama. Habit of tuft with strap-shaped blades. D.S. Littler. © Diane Littler (littlerd@si.edu).

Gelidium caerulescens Kützing
Panama. Transverse section of blade with larger medullary cells surrounded by thick-walled rhizines.. D.S. Littler. © Diane Littler (littlerd@si.edu).

Gelidium caerulescens Kützing
Panama. Transverse section of blade with larger medullary cells surrounded by thick-walled rhizines.. D.S. Littler. © Diane Littler (littlerd@si.edu).

Gelidium caerulescens Kützing
Panama. Blade apex showing solitary apical cell.. D.S. Littler. © Diane Littler (littlerd@si.edu).

Gelidium caerulescens Kützing
Panama. Transverse section of blade with larger medullary cells surrounded by thick-walled rhizines.. D.S. Littler. © Diane Littler (littlerd@si.edu).

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Publication details
Gelidium caerulescens Kützing 1868: 19-20, pl. 56: figs. c,d

Published in: Kützing, F.T. (1868). Tabulae phycologicae; oder, Abbildungen der Tange. Vol. XVIII pp. [i-iii], 1-35, 100 pls. Nordhausen: Gedruckt auf kosten des Verfassers (in commission bei W. Köhne).
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Type species
The type species (holotype) of the genus Gelidium is Gelidium corneum (Hudson) J.V.Lamouroux.

Status of name
This name is currently regarded as a synonym of Pterocladiella caerulescens (Kützing) Santelices & Hommersand

Origin of species name
Adjective (Latin), becoming sky-blue (Stearn 1973).

Synonym(s)
No synonyms are currently included in AlgaeBase.

General environment
This is a marine species.

Type information
Type locality: Wagap, New Caledonia (Millar & Freshwater 2005: 252). Lectotype: Vieillard No. 2103; L 941,11-91 (barcode L0056117) (Millar & Freshwater 2005: 252). Notes: Millar & Prud'homme van Reine (2005: 540) note that five specimens on sheet L 941,11-98 (barcode L0056116) are all isotypes.

Detailed distribution with sources (Click to Load)

Source of current name
Santelices, B. & Hommersand, M. (1997). Pterocladiella, a new genus in the Gelidiaceae (Gelidiales, Rhodophyta). Phycologia 36: 114-119.

Key references
Millar, A.J.K. & Prud'homme van Reine, W.F. (2005). Marine benthic macroalgae collected by Vieillard from New Caledonia and described as new species by Kützing. Phycologia 44: 536-549.

Shimada, S. & Masuda, M. (2002). Japanese species of Pterocladiella Santelices et Hommersand (Rhodophyta, Gelidiales). In: Taxonomy of Economic Seaweeds with reference to some Pacific species. Vol. VIII. (Abbott, I.A. & Mcdermid, K.J. Eds) Vol.8, pp. 167-181. La Jolla: California Sea Grant College.

Created: 14 December 1998 by M.D. Guiry

Verified by: 26 September 2018 by M.D. Guiry

Accesses: This record has been accessed by users 1023 times since it was created.

Verification of data
Users are responsible for verifying the accuracy of information before use, as noted on the website Content page.

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

Tronchin, E.M. & Freshwater, D.W. (2007). Four Gelidiales (Rhodophyta) new to southern Africa, Aphanta pachyrrhiza gen. et sp. nov., Gelidium profundum sp. nov., Pterocladiella caerulescens and P. psammophila sp. nov.. Phycologia 46(3): 325-348, 49 figs, 4 tables.

Linking to this page: http://www.algaebase.org/search/species/detail/?species_id=14168

Citing AlgaeBase
Cite this record as:
Guiry, M.D. & Guiry, G.M. 2020. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. http://www.algaebase.org; searched on 03 December 2020.

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