The Botany of Iceland - 01.12.1942, Blaðsíða 208
206
JOHS. GRONTVED
Salix cinerea Linn.
Preyer & Zirkel, 1862, p. 361.—Babington, 1871, p. 328.
Salix fusca (= S. reþens L. forma).
Mohr, 1786, p. 218.—Hjaltalín, 1830, p. 293.
Salix glabra Scop., Ledeb., Koch.
Babington, 1871, p. 329.— (Babington gives Hjaltalín as the author of this species
for Iceland).
Salix groenlandica (And.) Lundstr.
Helgi Jónsson, 1896, p. 336 (Krabbe, 1863).
Salix Laþþonum Linn.
K. & M., 1770, p. 211.—Bennet, 1886, p. 71.—Babington, 1871, p. 328.
Salix myrsinites Linn.
K. & M., 1770, p. 210.—Babington, 1871, p. 329.
Salix myrtilloides Linn.
K. & M., 1770, p. 211.—Babington, 1871, p. 329.
Salix þentandra Linn.
K. & M., 1770, p. 211.—Babington, 1871, p. 329.
Salix þurþurea Linn.
Mohr, 1786, p. 217.—Gliemann, 1824, p. 149,-—Babington, 1871, p. 328.
Salix þyrenaica var. norvegica Fr.
Babington, 1848, p. 19.—Idem, 1871, p. 329. (=? S. alþestris And. =? S. Myr-
sinites in the lists, cp. Babington, 1871, loc. cit.).
Salix reþens Linn.
Gliemann, 1824, p. 149.—Lindsay, 1861, p. 32.—Babington, 1871, p. 329.
Salix reticulata Linn.
K. & M., 1770, p. 211.—Babington, 1871, p. 329.
Salix versifolia, Gliemann, 1824, p. 149 (= ? S. myrtilloides).
Salix Wulfeniana (= ? S. nigricans Sm.).
Gliemann, 1824, p. 149.
Betulaceae.
164. Betula nana Linn., Sp. pl. ed. I (1753) p. 983.
K. & M., 1770, p. 210.—Babington, 1871, p. 326.—Gronlund, Isl. Fl., 1881,
p. 92.—Stefánsson, Fl. Isl., ed. 1, 1901, p. 74,—Ibid., ed. 2, 1924, p. 84,—
O. & Gr., 1934, p. 52.
Flora Dan. tab. 91.
Icelandic: Fjalldrapi, Hrís. Danish: Dværgbirk. English: Dwarf Birch.
Very common throughout Iceland, in the lowland as well as the central high-
land. Often dominating in the heath-vegetation, and forming low (1—2 feet high)
scrub together with willows.
Life-form : Ph.—Ch.
In Calluna-heath, in copses, in moors and swamps on the hummocks; fell-field.