. Dansk botanisk arkiv. Plants; Plants -- Denmark. %. Fig. 149. Peyssonnelia con- chicola Pice, et Grun. Cross- section through nemathecia with tetraspores. (260:1). The specimen No. 1966 belongs probably to P. polymorpha, but it is too small to name it with certainty. It was collected with the dredge and we know that P. polymorpha prefers deeper water. M™^ Lp:moine ^) has de- scribed this alga from various locali- ties in the Mediterranean, and a va- riety of it has also been found at the island of Amirante^) The speci- men from St. Thomas has the typical brick-red colour of the species, the
. Dansk botanisk arkiv. Plants; Plants -- Denmark. %. Fig. 149. Peyssonnelia con- chicola Pice, et Grun. Cross- section through nemathecia with tetraspores. (260:1). The specimen No. 1966 belongs probably to P. polymorpha, but it is too small to name it with certainty. It was collected with the dredge and we know that P. polymorpha prefers deeper water. M™^ Lp:moine ^) has de- scribed this alga from various locali- ties in the Mediterranean, and a va- riety of it has also been found at the island of Amirante^) The speci- men from St. Thomas has the typical brick-red colour of the species, the hollow crust is entirely loosened from the substra- tum and the anatomical structure is very much like that of P. polymorpha. The specimen bore nemathecia with unripe carpospores. Found at St. Thomas near the West-End of the island off Thatch Bay in a depth of about 14- 16 fathoms (No. 1966). Dry specimen (by Dr. Th. Mortensen). Geogr. Distrib.: Mediterranean Sea. 1) Mme p. Lemoine et M. Mouret, Sur une algue nouvelle pour la France. Bull. Soc. Bot. 1912, p. 356. ^) A. Weber-van Bosse, Rhodophyceæ of the "Sealark" Exp. Trans. Linn. Soc. 1913, p. 139. Dansk Botanisk Arkiv, Bd. 3. Nr. 1 (1917). 10. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Dansk botanisk forening. Kbenhavn : Dansk botanisk forening
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