The Botany of Iceland - 01.12.1912, Qupperneq 23

MARINE ALGAL VEGETATION
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land. On one of the labels is written “misit Faber.” In Flora Danica T.
2579 a specimen of this plant is figured, regarding which Liebmann
writes: “ad littora Islandiæ pr. Reykjavik legit beatus F"aber, cujus spe-
cimina mecum communicavit cl. Hofman-Bang.”
Fam. Rhodomelaceæ.
Pterosiphonia parasitica (Huds.) Falkenberg, Die Rhodomelaceen
des Golfes von Neapel. Polysiphonia p. Kjellman, 36, p. 117; H.
Jónsson, 31, p. 142.
S. Icel.
Polysiphonia urceolata (Lightf.) Grev., Strömf., 70, p. 24.
Common around Iceland.
Polysiphonia fastigiata (Roth) Grev., Strömf, 70, p. 24.
NW. Iceland.; common in SW. Icel. and S. Icel.
Polysiphonia arctica ,1. Ag., K. Rosenv., 61, p. 800.
E. Icel., N. Icel. and NW. Icel. common; SW. Icel.
Polysiphonia nigrescens (Huds.) Harv., Kjellman, 36, p. 126.
N. Icel, SW. Icel.
Rhodomela lycopodioides (L.) Ag, Strömf, 70, p. 23.
Common around Iceland.
Odonthalia dentata (L.) Lyngb, Strömf, 70, p. 23.
Common around Iceland.
Fam. Ceramiaceæ.
Callithamnion Arbuscula (Dillw.) Lyngb, Strömf, 70, p. 32.
Rather common in SW. Icel. and S. Icel.
Callithamnion scopulorum C. Ag, Spec. Alg. (2), p. 176.
SW. Icel, S. Icel.
Plumaria elegans (Bonnem.) Schmitz, Syst. Uebersicht der bisher
bekannten Gattungen der Florideen, Flora oder allgem. bot. Zeit,
1889; Ptilota e. Kjellman, 36, p. 172.
SW. Icel, S. Icel.
Ptilota plumosa (L.) Ag, Strömf, 70, p. 32.
N. Icel.; common in NW. Icel, SW. Icel. and S. Icel.
Ptilota pectinata (Gunn.) Kjellm, Strömf, 70, p. 32.
Common in E. Icel, N. Icel. and NW. Icel ; rather rare in SW. Icel.
Antithamnion Plumula (Ellis) Thur. /3 boreale Gobi, Iv. Rosenv,
61, p. 787. A. boreale Strömf, 70, p. 32.
E Icel, N. Icel, NW. Icel, SW. Icel.