S. Fredericq

Publications96
h-index21
Citations1,973
Highly Influential Citations158
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Grateloupia turuturu (Halymeniaceae, Rhodophyta) is the correct name of the non-native species in the Atlantic known as Grateloupia doryphora
Grateloupia doryphora (Montagne) Howe, originally described from Peru, has repeatedly been reported as an invasive species in Atlantic and Mediterranean waters. Various attempts to explain this… Expand
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SYSTEMATICS OF THE GRACILARIACEAE (GRACILARIALES, RHODOPHYTA): A CRITICAL ASSESSMENT BASED ON RBCL SEQUENCE ANALYSES 1
Generic concepts in the economically important agarophyte red algal family Gracilariaceae were evaluated based on maximum parsimony, Bayesian likelihood, and minimum evolution analyses of the… Expand
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New perspectives in the taxonomy of the Gigartinaceae (Gigartinales, Rhodophyta)
A revised description of the Gigartinaceae is provided, together with a key and short diagnosis of each genus and a list of the species examined. New combinations have been proposed where… Expand
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SYSTEMATICS OF GRATELOUPIA FILICINA (HALYMENIACEAE, RHODOPHYTA), BASED ON rbcL SEQUENCE ANALYSES AND MORPHOLOGICAL EVIDENCE, INCLUDING THE REINSTATEMENT OF G. MINIMA AND THE DESCRIPTION OF G.…
Grateloupia filicina (C. Agardh) Lamouroux, originally described from the Mediterranean Sea, has long been considered a textbook example of a marine red alga with a cosmopolitan distribution. An… Expand
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GRACILARIA VERMICULOPHYLLA (RHODOPHYTA, GRACILARIALES) IN HOG ISLAND BAY, VIRGINIA: A CRYPTIC ALIEN AND INVASIVE MACROALGA AND TAXONOMIC CORRECTION 1
Gracilaria in Virginia, USA, is abundant and composed of thalli either having relatively flat or cylindrical branches. These two morphologies were referred to previously as G. foliifera (Forsskål)… Expand
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Divergence time estimates and the evolution of major lineages in the florideophyte red algae
The Florideophyceae is the most abundant and taxonomically diverse class of red algae (Rhodophyta). However, many aspects of the systematics and divergence times of the group remain unresolved. Using… Expand
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PROPOSAL OF THE GRACILARIALES ORD. NOV. (RHODOPHYTA) BASED ON AN ANALYSIS OF THE REPRODUCTIVE DEVELOPMENT OF GRACILARIA VERRUCOSA 1
The mode of division of vegetative cells, formation of spermatangial parent cells, initiation of the carpogonial branch apparatus, and formation of tetrasporangial initials are homologous… Expand
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The molecular systematics of some agar- and carrageenan-containing marine red algae based on rbcL sequence analysis
Suzanne Fredericq 1,4 , Max. H. Hommersand2 & D. Wilson Freshwater' t Department of Botany, Duke University, Durham, NC 27708-0338, USA 2Department of Biology, University of North Carolina, Chapel… Expand
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MORPHOLOGICAL AND MOLECULAR CHARACTERIZATION OF SPECIES OF THE GENUS CENTROCERAS (CERAMIACEAE, CERAMIALES), INCLUDING TWO NEW SPECIES 1
Centroceras clavulatum (C. Agardh) Montagne is widely reported as being a prime example of a cosmopolitan red algal species. Instead, C. clavulatum is here determined as restricted to northern Chile,… Expand
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SYSTEMATICS OF THE DELESSERIACEAE (CERAMIALES, RHODOPHYTA) BASED ON LARGE SUBUNIT rDNA AND rbcL SEQUENCES, INCLUDING THE PHYCODRYOIDEAE, SUBFAM. NOV.
The present classification of the Delesseriaceae retains the essential features of Kylin's system, which recognizes two subfamilies Delesserioideae and Nitophylloideae and a series of “groups” or… Expand
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