Home / Charophyceae / Desmids / Unicells / Placoderm / Brachytheca |
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Name derivation:
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Classification: |
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Brachytheca Gontcharov and Watanabe 1999; the two species description are currently accepted taxonomically (Guiry and Guiry 2013).Order Desmidiales; Family Desmidiaceae
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Morphology:
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Unicells, cylindrical, with no isthmus constriction, truncate on the ends, with or without longitudinal grooves, and with circular rows of pores on walls. Stellate chloroplasts. |
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Similar genera:
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Hyalotheca has somewhat similar simple cell shape but forms trichomes (never seen in Brachytheca) (Gontcharov and Watanabe 1999). |
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Habitat: |
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Freshwater littoral aufwuchs and/or benthos. Reported originally from the highlands (3,600 – 3,800 m ASL) Papua New Guinae (Gontcharov and Watanabe 1999) and secondly from New Zealand (Fumanti and Alfinito 2004). |
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References:
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Fumanti, B. and S. Alfinito 2004. Brachytheca inoptinata (Desmidaceae, Zygnematophyceae), a new desmid from New Zealand. Phycologia 43: 455-458. Gontcharov, A.A., and M. Watanabe 1999. Brachytheca sulcata gen. et sp. nov. (Desmidiaceae, Chlorophyta), a new alga from the highlands of Papua New Guinae. Phycologica 38(5):345-348. Guiry, M.D. and Guiry, G.M. 2013. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. http://www.algaebase.org; searched on 15 January 2013. |