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148 Phycologia, Vol. 50 (2), 2011
Figs 7–12. Growth form and vegetative anatomy of Lithothamnion crispatum Hauck from Marettimo Island, Sicily.
Fig. 7. Growth form of Mediterranean rhodoliths. Note cylindrical to curly, lamellate protuberances. Scale bar 5 1 cm.
Fig. 8. Detail of curly margined funnel at the tip of protuberance. SEM photograph, stub 4894b5. Scale bar 5 1 mm.
Fig. 9. Dorsiventral, monomerous organization of lamellae, radial in protuberance. LM photograph, C-MF3 slide 5. Scale bar 5 100 mm.
Fig. 10. Hypothallial filaments (h) curving toward the thallus surface to form a zoned perithallium (p) with large, thin-walled cells (arrow)
overlying a zone of small, thick-walled cells. SEM photograph, stub 4894b4. Scale bar 5 50 mm.
