Fróðskaparrit - 01.01.2001, Blaðsíða 50

54
SEAWEEDS OF THE FAROEISLANDS
AN ANNOTATED CHECKLIST
Ceramium boergesenii H.E.Petersen
Recorded by Petersen (1911).
* Ceramium diaphanum (Lightf.) Roth
Reference: Maggs and Hommersand (1993).
Station: 1757.
Littoral.
Remarks: collected in July with spermatangia and cys-
tocarps. Epiphytic on Ceramium rubrum. The
record of C. diaphanum by Irvine (1982) covers
probably another species as the current use of the
epithet was different in 1982, see Maggs and Hom-
mersand (1993).
Ceramium pallidum (Nageli ex Kiitz.) Maggs &
Hommers.
Reference: Maggs and Hommersand (1993).
Stations: 1007, 1020, 1045, 1124, 1126, 1142, 1174,
1175, 1187, 1275, 1279, 1281, 1287, 1348, 1349,
1353, 1354, 1362, 1364, 1371, 1380, 1684, 1687,
1696, 1697, 1702, 1722, 1727, 1732, 1733, 1738,
1739, 1757, 1769, 1771, 1773, 1775, 1850, 1912,
1913.
Littoral rockpools and sublittoral 0-5 m.
Remarks: collected in April-October. Spermatangia in
September, cystocarps and tetrasporangia in May-
July and September-October. On rocks and epi-
phytic on Aglaothamnion sepositum, Ahnfeltia pli-
cata, Mastocarpus stellatus, Polysiphonia lanosa,
Rhodomela lycopodioides, Alaria esculenta, Chor-
dafilum and Fucus vesiculosus.
Ceramium rubrum (Huds.) C.Agardh
Reference: Maggs and Hommersand (1993, as Cerami-
um nodulosum (Lightf.) Ducluz.), see Silva et al.
(1996) for notes to nomenclature.
Stations: 1008, 1016, 1019, 1024, 1028, 1041, 1042,
1043, 1110, 1115, 1116, 1118, 1119, 1120, 1121,
1124, 1130, 1137, 1140, 1142, 1272, 1273, 1274,
1275, 1276, 1277, 1278, 1279, 1280, 1285, 1287,
1288, 1291, 1300, 1305, 1341, 1348, 1353, 1357,
1361, 1363, 1364, 1380, 1381, 1682, 1684, 1686,
1687, 1692, 1693, 1695, 1697, 1699, 1701, 1709,
1716, 1717, 1757, 1768, 1771, 1774, 1851, 1853,
1912, 1913.
Littoral rockpools and sublittoral 0-15 m.
Remarks: collected in January-February and April-Oc-
tober. Spermatangia in May-June, cystocarps in
May-July and September, tetrasporangia in May-
Fig. 5. Ceramium secundatum. Scale bar 2 cm.
Drawing Astrid Andreasen.
July and September-October. On rocks and epi-
phytic on Ahnfeltia plicata, Chondrus crispus,
Corallina officinalis, Cystoclonium purpureum,
Furcellaria lumbricalis, Mastocarpus stellatus,
Palmaria palmata, Rhodomela confervoides, Asco-
phyllum nodosum, Chordaria flagelliformis, Des-
marestia aculeata and stipe of Laminaria hyper-
borea.
Ceramium secundatum Lyngb. (Fig. 5)
Ceramium rubrum f. prolifera subf. secundata
(Lyngb.) Børgesen, C. rubrum f. secundata
H.E.Petersen, C. rubrum f. secundata subf. irregularis
H.E.Petersen.
Reference: Boo and Rueness (1994), Maggs and Hom-
mersand (1993).
Stations: 1007, 1033, 1034, 1038, 1045, 1049, 1124,
1142, 1174, 1272, 1281, 1286, 1288, 1291, 1305,
1348, 1351, 1353, 1354, 1358, 1361, 1363, 1380,
1496. 1688, 1691, 1693, 1701, 1720, 1722, 1733,
1738, 1757, 1768, 1769, 1775, 1776, 1777, 1778,
1779, 1780, 1783, 1850, 1912, 1913.
Littoral to 15 m.
Remarks: collected in April-October. Spermatangia
and cystocarps in July and September, tetrasporan-
gia in May and July-September. On rocks and epi-
phytic on Ahnfeltia plicata, Corallina officinalis,