The Botany of Iceland - 01.12.1942, Blaðsíða 242
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JOHS. GRONTVED
W. 60°—76°30'. E. 60°-—74°28'/—Eur. : Scandinavia, Lapland, northern Russia.—
Asia: Western Siberia, Altai, Sayansk District. Eastern Siberia (Coast Province).
215. Thalictrum alpinum Linn., Sp. pl. ed. I (1753) p. 545.
K. & M., 1770, p. 208.—Babington, 1871, p. 291.—Gronlund, Isl. Fl., 1881,
p. 52.—Stefánsson, Fl. Isl., ed. 1,1901, p. 98.—Ibid., ed. 2, 1924, p. 110.—
O. & Gr., 1934, p. 68.
Flora Dan. tab. 11.
Icelandic: Brjóstagras. Danish : Bjerg-Frostjerne. English : Alpine Meadow-Rue.
The Icelandic plant has normally bisexual flowers.
Common in all parts, in the lowland as also on the central plateau.
Life-form: H.
On grassy slopes, in moors and meadows, heaths, Grimmia-heaths; in scrub, fell-
field.
Flor. V—VII ; fr. mat. VII—VIII.
Max. height: 23 cm; average: 10 cm.
Geogr. area: Am.: Newfoundland to Alaska southward to California and Colorado,—
Greenl.: W. 60°—70°45'. E. 60°—73°38'.—Eur.: Fær.; E.S.I.; from northernmost
Eur. ; central Eur. mts, Novaya Zemlya, Caucasus.—Asia: Siberia, southward in the
mts. to Himalaya, Kamchatka, Honshu.
Berberidaceae.
Berberis vulgaris Linn.
Olafsen & Povelsen, 1772, p. 820.—Gliemann, 1924, p. 140.—Babington, 1871,
p. 293.
Olafsen in his account, loc. cit., mentions Berberis from Kvísker in Öræfum, S.,
and Gliemann, loc. cit., enters it, with doubt, in his list. The plant in question is,
no doubt, Rosa Afzeliana which is growing in this tract. Cp. also Helgi Jónsson
(1905, p. 74) who in his list calls it Rosa canina.
Papaveraceae.
216. Papaver radicatum Rottböll, in Kiobenh. Selsk. Skrifter, X (1770)
p. 455, tab. VIII, fig. 24.
P. nudicaule, K. & M., 1770, p. 208.—P. radicatum, Mohr, 1786, p. 192.—
P. alpinum L., Babington, 1871, p. 293.—P. nudic. L., Gronlund, Isl. Fl.,
1881, p. 49.—P. radic. Rottb., Stefánsson, Fl. ísl., ed. 1, 1901, p. 99.—Ibid.,
ed. 2, 1924, p. 111,—O. & Gr., 1934, p. 68.
Flora Dan. tab. 41.
Icelandic: Draumsóley, Melasól. Danish: Nogenstænglet Valmue. English: Arctic
Poppy.
In his paper Úber Paþaver nudicaule L. and P. radicatum Rottb. in Fennoscandia
und Arctis sowie iiber einige mit P. nudicaule verwandte Arten (Acta Horti Bergiani,
Bd. 7, no. 4 (1923) p. 413—430) Lundström also deals with the Icelandic material.
According to Lundström’s view most of the material collected in Icel. should
belong to the subspecies faeroense E. Lundstr. The special distinguishing mark of
this subspecies is the early bald capsule which is broadly ellipsoidal or obovate, with
a typical wreath of hairs at the base. The colour of the juice was not observed by