The Botany of Iceland - 01.12.1942, Blaðsíða 374
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JOHS. GRONTVED
sibirica) included in Benguerel’s list (1861, p. 450), cp. also Babington, 1871,
p. 315.
398. Leontodon autumnalis Linn., Sp. pl. ed. I (1753) p. 798.
L. autumnale, K. & M., 1770, p. 209.—Hedypnois Taraxaci, Hooker in
Mackenzie, 1811, p. 425,-—Apargia autumnalis Willd., Babington, 1871, p.
314.—L. autumnalis L., Gronlund, Isl. Fl., 1881, p. 77.—Stefánsson, Fl. Isl.,
ed. 1, 1901, p. 199.—Ibid., ed. 2, 1924, p. 228,—O. & Gr., 1934, p. 143.
Flora Dan. tab. 1996; tab. 1523 (var. /?. nigro-lanatus Fr.).
Icelandic: Skarifífill. Danish : Host-Borst. English : Fall Dandelion.
Common in all parts, in the lowland as well as the central highland.
Very variable; the following forms are especially represented in Icel.:
var. asperior Wg., (f. pratensis Rchb.) : phyllaries with dark brown hairs.
f. nigro-lanatus Fr., with black hairs.—Common.
f. Taraxaci (L.), low form usually with a single head and phyllaries with black
hairs; here and there.
Life-form: H.
On dry and sandy soil, herb-slopes and grassy slopes; in copses, in salt marshes;
at hot springs, in home-fields; in snow-patches in the hills; on uncultivated
grassland.
Flor. VII—VIII; fr. mat. VII—IX.
Max. height: 35 cm; average: 18 cm.
Geogr. area: Am.: (naturalized from Eur.) Newfoundland to W. Ontario, Michigan
and Pennsylvania.—Greenl.: W. 60°10'—61°.—Eur.: Fær.; E.S.I.; from North
Cape throughout Eur. to the Mediterranean.—Northern and western Asia to Altai.
Kamchatka (introduced).
Hieracium9 (Icelandic: Undafífill).
A. Piloselloidea Koch.
399. Hieracium islandicum (Lge.) Dahlstedt, Adnotationes, 1894,
p. 15.
H. floribundum Wimm., Babington, 1871, p. 315.—H. floribundum Wimm.
var. islandica Lge., Gronlund, Isl. Fl., 1881, p. 77.—H. suecicum Fr. var.
islandica Lge., H. Strömfelt, Isl. kárlv., 1884, p. 105.—H. islandicum (Lge.)
Dahlstedt, in Beitráge, 1904, p. 8.—Id. Herb. Hierac. Scand., Cent. XIII,
no. 15 (1900).—Stefánsson, Fl. ísl., ed. 1, 1901, p. 203.—Ibid., ed. 2,
1924, p. 234.—O. & Gr., 1934, p. 146.—Omang, Monogr., 1938, p. 6.
Flora Dan. tab. 2839 (H. floribundum). Stefánsson, 1924, fig. 170.
Icelandic: Islandsfífill.
Common throughout Iceland in various forms which, according to Omang, only
differ slightly.
1 For further details about this genus reference is made to S. O. F. Omang,
Monographische Bearbeitung der Hieracien Islands.—Skrifter utgitt av Det Norske
Videnskaps-Akadcmi i Oslo. Mat.-Naturv. Klasse. 1938. No. 3. Oslo 1938.