The Botany of Iceland - 01.12.1942, Page 188

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JOHS. GRONTVED
Fig. 68. Juncus arcticus Willd.
Life-form: G. (Rhizome Geophyte).
In sandy, moist localities, on the margins of lakes and streams, etc.; on heaths
and moors.
Flor. VI—VII; fr. mat. VII—VIII.
Max. height: 30 cm ; average : 17 cm.
Geogr. area: Am.: Baffin Land, Hudson Bay, Alaska.—Greenl. : W. 60°—72°27'.
E. 60°—74°24'.—Eur.: Northern Scandinavia, Finland and Russia; Alps, Pyrenees.
—Asia: Westem Siberia, Asia Minor.
135. Juticus articulatus Linn., Sp. pl. ed. I (1753) p. 465, ex parte.
K. & M., 1770, p. 206.—Mohr, 1786, p. 172.—J. alpestris Hartm., Gliemann,
1824, p. 140.—J. lamprocarþus Ehrh., Babington, 1871, p. 332.—Gronlund,
Isl. Fl., 1881, p. 100.—J. lamproc. Davis, Stefánsson, Fl. tsl., ed. 1, 1901,
p. 24.—Ibid., ed. 2, 1924, p. 27,—O. & Gr., 1934, p. 44.
Flora Dan. tab. 1097.
Icelandic: Laugasef. Danish : Glanskapslet Siv. English : Closs, Jointed Rush.
In the southwestern and western parts common at the hot springs; also rather
frequcnt in N.; found in several placcs in N.W.; from East Icel. there is only one
rccord : Fáskruðsfjörður (cp. Abromeit, 1905, p. 124). In the central highland found
at the hot springs at Hveravellir (J.Gr., 1934) and in Kerlingarfjöll (V.R., 1935).
Sec fig. 69.
Life-form : H.
Usually found only around hot springs; in boggy places.
Flor. VI—VII ; fr. mat. VII—VIII.
Max. height: 62 cm ; avcrage: 16 cm.