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Porphyra laciniata var. umbilicalis C. Agardh

Specimen

MNHN-PC-PC0123474
Collins F.S., Holden I. & Setchell W.A., Phycoth. Bor.-Amer., ed.1**, 1136

Taxonomy

Algues
Porphyra laciniata
Porphyra laciniata var. umbilicalis C. Agardh

Origin

Maine
Eagle Island
Casco Bay
1902-8-31
On rocks, lower litoral.

Determination

Collins, Holden & Setchell
Porphyra laciniata var. umbilicalis C. Agardh