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12 MARINE ALO.E OF THE ARBROATH DISTRICT.
Gaylet pot, at high-water mark.— 6'. cirrhosa Ag. Common, gene-
rally on other Algae. At the Mason's Cove, Viiesseria samjiiinea is
always more or less infested. S. radicans Harvey. At the Mason's
Cove, common ; and Corriens, not uncommon. On the sides of
Fuci-covered sand-rock, and in shallow pools about low water.
Var. olivacea Batters. In caves, forming matted tufts.
Kctocarpus siliculosus Lyngb. {E. con/ervuides Le Jolis). Abundant
on Fuci between tide-marks. K. fuscicidatus Harvey. On the
edges of the fronds of Laminurue at the Ness aud Floors Bay. E.
tomentosiis Lyngb. Very abundant at different parts of the cliffs,
old thongs of Himantliaiia lorea being clothed with a dense ropy
mass, giving a bottle-brush appearance to it ; also found on the
Fuci.— K. Uttondis Lyngb. {I'l/laiella Uttondis Kjellm.). Common
in all tide-pools on Fuci. Inside of breakwater, on muddy rocks,
found with unilocular sporangia. K. (jninidosus Ag. Found once
below Signal Tower, in a half-tide pool. — E. sphiS())iueli'i Dubyi. On Laminaria stems, with tetraspores, in
November.