Platanthera hyperborea Lindley 1835 ...

4. P. hyperborea (L.) Lindley, Gen. Sp. Orchid. 287 (1835). Roots cord-like, or forming very slender, conical tubers. Plant 6-35 cm. Leaves 4-7, distributed evenly on the stem, the 2-3 lowest 3-13 x 0-6-2 cm, lanceolate to oblong or ovate-elliptical, obtuse, the others acute and diminishing in size...

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Bibliographic Details
Main Author: D. M. Moore Ed.
Format: Text
Language:unknown
Published: Zenodo 1980
Subjects:
Online Access:https://dx.doi.org/10.5281/zenodo.6283108
https://zenodo.org/record/6283108
Description
Summary:4. P. hyperborea (L.) Lindley, Gen. Sp. Orchid. 287 (1835). Roots cord-like, or forming very slender, conical tubers. Plant 6-35 cm. Leaves 4-7, distributed evenly on the stem, the 2-3 lowest 3-13 x 0-6-2 cm, lanceolate to oblong or ovate-elliptical, obtuse, the others acute and diminishing in size upwards but not contrasting sharply with the lower. Spike (2-)3-9 cm; flowers numerous, greenish, fragrant. Perianth-segments 3-4 mm. Labellum 3-7 mm, broadly lanceolate, obtuse, horizontal. Spur 3-5-4-5 mm, obtuse, curved, shorter than ovary. 2n = 84. Meadows and moorland. Iceland. Is. (Arctic and subarctic America.) ... : Published as part of D. M. Moore (ed.), 1980, CCIII Orchidaceae, pp. 325-350 in Flora Europaea, Vol 5: Alismataceae to Orchidaceae, Camebridge :Cambridge University Press on page 331, DOI: 10.5281/zenodo.215522 ...