Page authors: Don Knoke, David Giblin
Platanthera elegans
elegant rein-orchid, hillside rein orchid
Specimens
Photos

Distribution: Occurring on both sides of the Cascades crest in Washington; British Columbia to California, east to Idaho and Montana.

Habitat: Mostly in dry, open woods and hills where moist in spring.

Flowers: June-September

Origin: Native

Growth Duration: Perennial

Conservation Status: Not of concern

Pollination: Self-pollination, flies

Description:
General:

Scapose perennials with 1-2 tubers, the stems stout, 2-6 dm. tall.

Leaves:

1-3, basal, up to 20 cm. long and 3.5 cm. broad, oblanceolate and tapering to the sheathing base.

Inflorescence:

A many-flowered, spicate raceme up to 8 cm. long; scapes bracteate, the bracts lanceolate, often exceeding the lower flowers.

Flowers:

Sepals thin, greenish-white, 3.5-5 mm. long, 1-nerved, the upper one erect, triangular-lanceolate, the lateral pair oblong-lanceolate and somewhat reflexed; petals about the same length as the upper sepal, greenish or white with a green median stripe, erect; lip fleshy, white, lanceolate, slightly hastate at the base and partially fused with the lateral sepals and petals; spur slender, tapering from the base, 2-3 times as long as the lip, pale green at the base, darker green at the tip; stamens and style fused to form a column 1.5 mm. long.

Accepted Name:
Platanthera elegans Lindl.
Publication: Gen. Sp. Orchid. Pl., 285. 1835.

Synonyms & Misapplications:
Habenaria elegans (Lindl.) Bol. [HC]
Piperia elegans (Lindl.) Rydb. [FNA26]
Infraspecies:
Additional Resources:

PNW Herbaria: Specimen records of Platanthera elegans in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Platanthera elegans checklist entry.

OregonFlora: Platanthera elegans information.

E-Flora BC: Platanthera elegans atlas page.

CalPhotos: Platanthera elegans photos.

USDA Plants: Platanthera elegans information.

33 photographs:
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