"Capedevielle, 1983" . . _:b75398662 . "Cosmarium quadratum f. tumidum Capedevielle, 1983" . _:b75398662 "AlgaeBase id" . _:b75398662 . _:b75398662 . "Cosmarium quadratum f. tumidum" . "186500" . . "1019633" . "Cosmarium quadratum f. tumidum" . "Cosmarium quadratum f. tumidum" . . . _:b75398662 "186500" . . . . .