The Botany of Iceland - 01.12.1949, Síða 35

THE FLORA OF REYKJANES PENINSULA
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southern shore, 135 m; Breiðdalur 140 m; Hafnarfjörður; Logberg 120 m,
fl. 29. VII. 37.
var. litorale Koch: Narfakot, 6 m, sandy sea shore, fl. 15. VI. 37.
103. Polygonum viviparum L., Sp. pl. (1753) 360.
4— 632 m.
Common. One indiv. has about 31 bulbils (average from 8 samples). Kúadalur
(Grönlund), Hafnarfjörður (Solander), Seltjörn 7 m; Vífilsfell 620 m; Skála-
fell 574 m; Bláfjöll, cote 610 m and 632 m; Kistufcll 590 m; Brennisteinsfjöll
560 m; Geitafjall 500 m; Kolviðarhóll 420 m; Vatnshlíð 320 m; Djúpavatn
200 m; Ketill 240 m; Fíflavallafjall 230 m; Hörðuvellir 190 m; Fjallið eina
190 m; Grindavík 4 m etc.
104. Rumex Acetosa L., Sp. pl. (1753) 337 v. alpina Hartm.
2— 560 m.
Common. Fl. from Junc till September.
Hafnarfjörður (Solander), Arnarfell 173 m; Seltjörn 10 m; Vífilsfell 373—
560 m; W-Plateau 520 m; Sveifluháls 320 m; Djúpavatn 290 m; Ketill 240 m;
Fíflavallafjall 230 m; Súlur 130 m; Cape Reykjanes 40 m; Vogavík 2 m;
Grindavík 3 m.
105. Rumex Acetosella L., Sp. pl. (1753) 338.
5— 360 m.
Scattered. In most cases as an apophyte. An average individual has about
8 stems with ca. 1360 seeds.
Grindavík (Ingólfur Davíðsson); Strandarkirkja 5 m; Hlíðarendi 27 m; Nes
15 m; Cape Reykjanes 40 m; Herdísarvíkurhraun 20 m; between Kaldársel
and Hafnarfjörður 80 m; Arnarfell, southern foot; Logberg 130 m; Hveradalir
360 m; Purrá 15 m; porlákshöfn.
106. Rumex domesticus Hartm. (1820) 148.
20—135 m.
Near settlements. Grindavík (Ingólfur Davíðsson); Krísuvík 135 m; Hafnar-
fjörður 20 m.
Chenopodiaceae.
107. Atriplex glabriuscula Edmondston (1845) 39.
ca. 1 m.
Halophytic, on the sea shore only.
Narfakot, germinating 15. VI. 37; Vogavík, germinating 16. VII. 37; Hafnar-
fjörður; Hvaleyri, fr. 28. VIII. 37.
Portulacaceae.
108. Montia lamprosperma Cham. (1831) 564.
3— 384 m.
In the community of Pbilonotis fontana as well as on on home fields (tún),
frequent. Endozoochorous, growing from horse dung.
The Botany of Iceland. Vol. V. Part I. 5