UW Burke Herbarium species comparison

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Liparis loeselii

fen orchid, Loesel's twayblade
Habit Glabrous, scapose perennials from an enlarged crown, the scape 7-20 cm. tall.
Leaves

Leaves 2, basal, erect, oblong-elliptic, 5-15 cm. long, narrowed to winged petioles.
Flowers

Inflorescence a several-flowered, terminal, loose, bracteate raceme, the floral bracts linear-lanceolate, 1.5-2.5 mm. long;

flowers white to yellowish-green;

sepals 3, narrowly lanceolate, spreading, 5-7 mm. long, 3-nerved; 2 smaller petals narrower than the sepals, 4-5 mm. long, 1-nerved; third petal (lip) 4-5 mm. long, oblong-oval, abruptly acute, curved downward, 5-7 veined;

stamens and style fused to form a column 2.5 mm. long, very broad at the base.
Fruits

Capsule.

Liparis loeselii
Flowering time July-August
Habitat Around springs and in bogs.
Distribution
Occurring east of the Cascades crest in Washington in south-central Washington; Northwest Territory to Washington, east to Montana; also from Canadian Great Plains to eastern North America where more common; also in western and central Europe.
[WildflowerSearch map]
[BONAP county map]
Origin Native
Conservation status Endangered in Washington (WANHP)
Web links 
Unless otherwise noted, all data comes from the University of Washington's Burke Herbarium.



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