Cystoseira foeniculacea f. tenuiramosa (Ercegovic) A. Gomez Garreta, M. C. Barcelo , M. A. Ribera & J. Rull Lluch

Marletta, Giuliana & Lombardo, Andrea, 2023, The Fucales (Ochrophyta, Phaeophyceae) of the Island of Pantelleria (Sicily Channel, Mediterranean Sea): a new contribution, Italian Botanist 15, pp. 137-163 : 137

Cystoseira foeniculacea f. tenuiramosa (Ercegovic) A. Gomez Garreta, M. C. Barcelo, M. A. Ribera & J. Rull Lluch

Fig. 8A, B

Cystoseira discors f. tenuiramosa Ercegovic. Basionym.

Cystoseira ercegovicii f. tenuiramosa ( Ercegović) Giaccone, Cystoseira schiffneri f. tenuiramosa ( Ercegović) Giaccone. Synonyms.

Morphology of specimens from Pantelleria.

C. foeniculacea f. tenuiramosa is caespitose, fixed to the substrate by a discoid holdfast from which several cylindrical axes originate. The apices are prominent and spinose. Primary branches are cylindrical, sometimes compressed, and knotty. Higher order branches are filiform, cylindrical and without spinose appendages.

Habitat.

During the monitoring activities, this form was only observed at Cala Levante at 8-10 m depth.

Distribution.

This form is distributed both in the Atlantic Ocean (Canary Islands) and in the Mediterranean Sea (Adriatic, Balearic Islands, Cyprus, Spain, France, Greece, Italy, Tunisia and Turkey) ( Blanfuné et al. 2022).

Figures

Figure 8. Cystoseira foeniculacea f. tenuiramosa A habit B detail of a prominent and spinose apex.