The Botany of Iceland - 01.12.1942, Blaðsíða 202
200
JOHS. GRONTVED
Geogr. area: Am.: Northern N. Am., from Newfoundland and Labrador to the
Aleutian Isl. and Alaska, southward to New Jersey, New Mexico and Calif.—
Greenl.: W. 60°—69°32'. E. 60°—63°32'.—Eur.: Fær.; E.S.I.; throughout Eur.,
except in the southernmost parts. Caucasus.—Asia: Siberia, N. Mongolia, Asia Minor,
Sakhalin, Kamchatka, Kuriles, Hokkaido, Honshu.
156. Listera ovata (L.) R.Br., in Aiton, Hort. Kew, ed. 2, V (1813)
p. 201.
Epipactis ovata, Hooker in Mackenzie, 1811, p. 426.—Ophrys ovala, Vah)
1840, p. 374.—L. ovata R.Br., Babington, 1871, p. 331.—Stefánsson, Fl. ísl.,
ed. 2, 1924, p. 77.—O. & Gr., 1934, p. 48.
Flora Dan. tab. 137.
Icelandic: Eggtvíblaðka. Danish: Ægbladet Fliglæbe. English: Bifoil, Twayblade.
Rare. Found on both sides of Eyjafjörður, on the peninsula between Hvamms-
fjörður and Gilsfjörður (D. 2), and in three localities in S. See fig. 75.
Life-form: G. (Rhizome Geophyte).
On heather moors, grassy slopes; in birch scrub.
Flor. VII—VIII; fr. mat. (VIII).
Max. height: 42 cm; average: 32 cm.
Geogr. area: Eur. : E.S.I.; throughout most of Europe, except in the northernmost
parts. Caucasus, Ural.
Neottia Nidus-avis (L.) L. C. Rich.
Ophrys camtschatea, K. & M., 1770, p. 210.—O. Nidus-avis, Gliemann, 1824, p. 147.
—Listera Nidus-avis (Hook.), Baring-Gould, 1863, p. 434.—N. Nidus-avis L., Ba-
bington, 1871, p. 331.