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WoRMS taxon details

Dolichospermum macrosporum (Klebhan) Wacklin, L.Hoffmann & Komárek, 2009

625403  (urn:lsid:marinespecies.org:taxname:625403)

accepted
Species
marine, brackish, fresh
Not documented
LSID urn:lsid:algaebase.org:taxname:104710  
LSID urn:lsid:algaebase.org:taxname:104710 [details]

Description Trichomes free-floating in freshwater plankton, solitary, straight or slightly flexuous, clearly constricted at the...  
Description Trichomes free-floating in freshwater plankton, solitary, straight or slightly flexuous, clearly constricted at the cross-walls, not or slightly attenuated towards ends, without mucilaginous envelopes or with very fine mucilage around trichomes. Cells barrel-shaped or ± spherical, often longer than wide, slightly citriform, sometimes slightly variable in width in one and the same trichome, blue-green with scattered aerotopes in cells, 5-10 (16?) x 5-6.5 (8-10?) μm; end cells oval, rounded. Hetero¬cytes spherical to slightly ellipsoid or oval, solitary, intercalary, 6-10 (16?) μm in diameter. Akinetes intercalary, solitary or less frequently two together, ellipsoidal, when mature slightly hexagonal-rounded or almost ovoid in outline, greatest width 1/3 of length, at the ends slightly and widely conical, distant from heterocytes (by 1-10 cells), 17-35 x 11-21 μm. [details]
Guiry, M.D. & Guiry, G.M. (2024). AlgaeBase. World-wide electronic publication, National University of Ireland, Galway (taxonomic information republished from AlgaeBase with permission of M.D. Guiry). Dolichospermum macrosporum (Klebhan) Wacklin, L.Hoffmann & Komárek, 2009. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=625403 on 2024-07-18
Date
action
by
2012-09-03 10:56:51Z
created
2012-10-23 08:50:40Z
changed
db_admin
2015-06-26 12:00:51Z
changed

Copyright notice: the information originating from AlgaeBase may not be downloaded or replicated by any means, without the written permission of the copyright owner (generally AlgaeBase). Fair usage of data in scientific publications is permitted.


basis of record Guiry, M.D. & Guiry, G.M. (2024). AlgaeBase. <em>World-wide electronic publication, National University of Ireland, Galway.</em> searched on YYYY-MM-DD., available online at http://www.algaebase.org [details]   
 
 Present  Present in aphia/obis/gbif/idigbio   Inaccurate  Introduced: alien  Containing type locality 
   

From editor or global species database
LSID urn:lsid:algaebase.org:taxname:104710 [details]

From regional or thematic species database
Description Trichomes free-floating in freshwater plankton, solitary, straight or slightly flexuous, clearly constricted at the cross-walls, not or slightly attenuated towards ends, without mucilaginous envelopes or with very fine mucilage around trichomes. Cells barrel-shaped or ± spherical, often longer than wide, slightly citriform, sometimes slightly variable in width in one and the same trichome, blue-green with scattered aerotopes in cells, 5-10 (16?) x 5-6.5 (8-10?) μm; end cells oval, rounded. Hetero¬cytes spherical to slightly ellipsoid or oval, solitary, intercalary, 6-10 (16?) μm in diameter. Akinetes intercalary, solitary or less frequently two together, ellipsoidal, when mature slightly hexagonal-rounded or almost ovoid in outline, greatest width 1/3 of length, at the ends slightly and widely conical, distant from heterocytes (by 1-10 cells), 17-35 x 11-21 μm. [details]

Identification Characteristic in the form of cells and akinetes, but even in akinetes there exists variation in size and outline. Anabaena macrospora var. crassa Klebahn 1885 is recorded from Japan and from central Asia, var. gracilis sensu Guarrera & Echenique (1989) from Argentina (Tierra del Fuego), which belongs, however, probably to another species. [details]

Remark Heterocysts, nitrogen fixing filamentous form [details]
    Definitions

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