The Botany of Iceland - 01.12.1949, Page 29

THE FLORA OF REYKJANES PENINSULA
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66. Carex Lyngbyei Hornem. (1837) 276.
135—170 m.
In bogs of Krísuvíkurdalur common, often in grcat quantities, not found
elswhere in the area investigated.
Krisuvík (Steenstrup), Krísuvíkurdalur 135—170 m, fl. VII. 37.
67. Carex rariflora (Wg.) Smith (1813).
135—350 m.
Here and there, in bogs often in great quantities.
Krísuvík (Steenstrup), Krísuvíkurdalur 135—200 m; crater below Hetta in
Sveifluháls 220 m; Leirdalur, Vatnavellir 180 m; foot of Fjallið eina E from
Bláfjöll.
68. Carex Bigelowii Torr. (1824) 67 ex Schweinitz (cf. Hylander
(i945) 97)-
(C. rigida Good.)
5—605 m.
Common, fl. June till August.
Hafnarfjörður (Grönlund); Krísuvík (Steenstrup); Seltjörn 7 m; Kolviðarhóll
390 m; W. plateau 360—605 m; Vatnshlíð 320 m; Sveifluháls 290 m; Geita-
fjall 245 m; Krokamýri 200 m; Súlur 140 m; Cape Reykjanes 65 m; Sandfells-
heiði 71 m; Geitafjall 500 m; Bláfjöll 530 m; Grindavík 5 m etc.
69. Carex saxatilis L. Sp. pl. (1753) 976.
178 m.
Very rare: Vatnaöldur NW from Vífilsfell 178 m, fr. 30. VII. 37.
70. Carex serotina Mérat, Fl. Paris. ed. 2. (1821) 54.
(C. Oederi auct. fl. Isl.) cf. Grötved 1942, p. 175.
Very rare. Hlíðarvatn at Stakkavík, fr. 12. VII. 36.
71. Carex subspathacea Wormskj. (1816) 4.
Very rare. In a strand marsh at Narkafot, fl. 15. VI. 37. Hitherto only known
in the northern half of the Island.
72. Eriophorum angustifolium Honckeny 1782, Roth 1789.
7—320 m.
In bogs, often in a great quantity. Fructifying abundantly.
Hafnarfjörður (Solander), Krísuvík (Steenstrup), Krísuvíkurdalur (135—140
m), fl. 14. VII. 37; Vatnavellir 10 m; Fóelluvötn 180 m; fr. 31. VII. 37;
Sveifluháls 220 m; Snorrastaðatjörn 7 m; (Hengill 320 m).
73. Eriophorum Scheuchzeri Hoppe (1800) 104.
135—384 m-
In bogs in great quantities. One indiv. has (average from 5 samples) about
1x3 achenes. In Krísuvíkurdalur I found 150—700 indiv. on 1 m2. Thus on
4'