Taxonomic diversity of Hydrodictyaceae (Sphaeropleales, Chlorophyceae) in Goiás state, Brazil
Abstract The Hydrodictyaceae family comprises unicellular to colonial organisms found mainly in lentic freshwater, oligotrophic or eutrophic freshwater environments. We investigated and documented the occurrence, frequency, and geographical distribution of Hydrodictyaceae in Goiás state, Brazil. A t...
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Instituto de Pesquisas Jardim Botânico do Rio de Janeiro
2025-08-01
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| Series: | Rodriguésia |
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| author | Yris Nara da Silva Santos Ina de Souza Nogueira |
| author_facet | Yris Nara da Silva Santos Ina de Souza Nogueira |
| author_sort | Yris Nara da Silva Santos |
| collection | DOAJ |
| description | Abstract The Hydrodictyaceae family comprises unicellular to colonial organisms found mainly in lentic freshwater, oligotrophic or eutrophic freshwater environments. We investigated and documented the occurrence, frequency, and geographical distribution of Hydrodictyaceae in Goiás state, Brazil. A total of 14 infrageneric taxa were identified there, including 10 species, 3 varieties, and 1 taxonomic form, all of which were rare. Pediastrum duplex var. duplex f. cohaerens and Pediastrum argentinense were observed in oligo- or mesotrophic aquatic environments, while Sorastrum americanum was found in eutrophic waters. Notably, taxa such as Lacunastrum gracillimum, Parapediastrum biradiatum var. biradiatum, and P. duplex var. duplex f. cohaerens demonstrated significant plasticity both in their natural habitats and under laboratory conditions. We discuss here the taxonomic implications of findings concerning these species as well as others within the family Hydrodictyaceae. |
| format | Article |
| id | doaj-art-e7a4b49bbcf7486d85c571e2151fbd02 |
| institution | Kabale University |
| issn | 2175-7860 |
| language | English |
| publishDate | 2025-08-01 |
| publisher | Instituto de Pesquisas Jardim Botânico do Rio de Janeiro |
| record_format | Article |
| series | Rodriguésia |
| spelling | doaj-art-e7a4b49bbcf7486d85c571e2151fbd022025-08-26T07:43:50ZengInstituto de Pesquisas Jardim Botânico do Rio de JaneiroRodriguésia2175-78602025-08-017610.1590/2175-7860202576021Taxonomic diversity of Hydrodictyaceae (Sphaeropleales, Chlorophyceae) in Goiás state, BrazilYris Nara da Silva Santoshttps://orcid.org/0000-0002-1377-8837Ina de Souza Nogueirahttps://orcid.org/0000-0003-4908-6442Abstract The Hydrodictyaceae family comprises unicellular to colonial organisms found mainly in lentic freshwater, oligotrophic or eutrophic freshwater environments. We investigated and documented the occurrence, frequency, and geographical distribution of Hydrodictyaceae in Goiás state, Brazil. A total of 14 infrageneric taxa were identified there, including 10 species, 3 varieties, and 1 taxonomic form, all of which were rare. Pediastrum duplex var. duplex f. cohaerens and Pediastrum argentinense were observed in oligo- or mesotrophic aquatic environments, while Sorastrum americanum was found in eutrophic waters. Notably, taxa such as Lacunastrum gracillimum, Parapediastrum biradiatum var. biradiatum, and P. duplex var. duplex f. cohaerens demonstrated significant plasticity both in their natural habitats and under laboratory conditions. We discuss here the taxonomic implications of findings concerning these species as well as others within the family Hydrodictyaceae.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S2175-78602025000100217&tlng=enFloristic surveyPediastrum argentinensePediastrum duplex var. duplex f. cohaerensUnialgal culture |
| spellingShingle | Yris Nara da Silva Santos Ina de Souza Nogueira Taxonomic diversity of Hydrodictyaceae (Sphaeropleales, Chlorophyceae) in Goiás state, Brazil Rodriguésia Floristic survey Pediastrum argentinense Pediastrum duplex var. duplex f. cohaerens Unialgal culture |
| title | Taxonomic diversity of Hydrodictyaceae (Sphaeropleales, Chlorophyceae) in Goiás state, Brazil |
| title_full | Taxonomic diversity of Hydrodictyaceae (Sphaeropleales, Chlorophyceae) in Goiás state, Brazil |
| title_fullStr | Taxonomic diversity of Hydrodictyaceae (Sphaeropleales, Chlorophyceae) in Goiás state, Brazil |
| title_full_unstemmed | Taxonomic diversity of Hydrodictyaceae (Sphaeropleales, Chlorophyceae) in Goiás state, Brazil |
| title_short | Taxonomic diversity of Hydrodictyaceae (Sphaeropleales, Chlorophyceae) in Goiás state, Brazil |
| title_sort | taxonomic diversity of hydrodictyaceae sphaeropleales chlorophyceae in goias state brazil |
| topic | Floristic survey Pediastrum argentinense Pediastrum duplex var. duplex f. cohaerens Unialgal culture |
| url | http://www.scielo.br/scielo.php?script=sci_arttext&pid=S2175-78602025000100217&tlng=en |
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