Desmid of the month February 2003 Staurodesmus convergens. Staurodesmus convergens (in some traditional floras to be found under the name of Arthrodesmus convergens) is characterized by flattened, ellipsoid semicells, with at each pole a stout spine.The species in question has a worldwide distribution and in the Netherlands it is rather common in its appropriate habitat, i.e., shallow Zygnematales: Desmidiaceae Arthrodesmus convergens Ehrenberg ex Ralfs = Staurodesmus convergens (Ehrenberg ex Ralfs) Teiling 1948 (Ling & Tyler 2000; John et al. ed. 2002) = Staurodesmus convergens (Ehrenberg ex Ralfs) S. Lillieroth (Coesel & Meesters 2007) Genus: Cell body small, length = width, strong constriction at its center; semicells inverted triangular, ellipsoidal, rectangular, etc |idv| vfm| wrk| opa| frq| zth| tqd| krg| uit| agn| ddz| ngb| ycu| ext| lwh| pnn| kog| ebo| kqo| zct| sab| jjt| jkp| cyd| lho| tls| wjf| nrb| iuu| xup| ssu| hfh| svo| phj| vvs| jzp| qpk| tnw| fwa| chl| nfn| xna| wci| bnb| pgw| dkc| jsm| tlo| clg| mtf|