The Botany of Iceland - 01.12.1949, Side 42

40
EMIL HADAC
144. Thlaspi arvense L.
Rarc, accidentally introduced. Járngerðarstaðir (Bj. Siemundsson).
Droseraceae.
145. Drosera rotundifolia L., Sp. pl. (1753) 281.
Very rare. Hafnarfjörður (Solander).
Crassulaceae.
146. Sedum acre L., Sp. pl. (1753) 432.
1—320 m.
Rare. Hafnarfjörður (Solander), Grindavík (Ingólfur Daviðsson), Narfakot
1 m; Keilir 320 m; Kleifarvatn, on the shore, 135 m; Brekka 42 m; Herdísar-
vík 70 m, fl. 11. VII. 37; Sveifluháls 240—320 m.
147. Sedum anuum L., Sp. pl. (1753) 432.
Very rare. In a crevice, cut in a moraine above Purrá, 150 m, fl. 8. VIII. 37.
148. Sedum Rosea (L.) Scop. (1772) 326.
20—600 m.
Frequent—common. Visited often by insects.
Hafnarfjörður (Solander), Krísuvík (Solander), Innri Njarðvík 20 m; Arnar-
fell 173 m; fl. 21. VI. 37; Eldberg 150 m; Skúlatún ijj m; Djúpavatn 198 m;
Sveifluháls 125—230 m; Fíflavallafjall 230 m; Hagafell 120 m; W.-Plateau
422—580 m; Brennisteinsfjöll 560 m; Kerlingarskarð 600 m; Búrfell 120 m;
Stapatindar 240 m; Syðri Stapi 150 m; Grímshóll 58 m; fl. and germin.
16. VI. 37.
149. Sedum villosum L., Sp. pl. (1753) 432.
3—380 m.
Frequent, on wet soil. Hafnarfjörður (Solander), Krísuvík (Zoega), Kapellu-
hraun (Mörch), Seltjörn 8 m; Stóri Nýibær 135 m; Herdísarvík 16 m, fl.
1. VII. 37; Vogsós 5 m; Vatnavellir 178 m, fl. 29. VII. 37; Hlíðarvatn 3 m;
Kleifarvatn 135 m, fl. and. germ. 12. VII. 37; Sveifluháls 220—240 m; Vig-
dísarvellir 205 m; Hengill 380 m.
Saxifragaceae.
150. Parnassia palustris L., Sp. pl. (1753) 273.
1—166 m.
Scattered in the lowland. Hafnarfjörður (Solander); Syðri-Stapi 142 m;
Vogshús 2 m; Kaldá 90 m, fl. 21. VII. 36; Purrá 65 m; Hvaleyri 1 m;