Liparis loeselii (Yellow Twayblade) - photos and description

 

 

 

 

 

 

 

 

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General: Small orchid with a single flowering stem growing between two opposite, basal leaves. Plant is glabrous.

Flowers: Yellow flowers in a loose raceme, racemes measured to 7 cm long, flowers measured to 10 mm wide, lip 5 mm long. The lateral petals filiform, curved.

Leaves: Plants have two opposite, basal leaves. Leaves are elliptical to ovate, we measured a leaf at 7 cm long and 2 cm wide (not flattened out).

Height: Height listed in Budd's Flora to 20 cm. We measured plants to 19 cm tall.

Habitat: Open fens and bogs in the parklands and boreal forest. 

Abundance: Very rare, ranked as an S1 (as of 2019) by the Saskatchewan Conservation Data Centre.

Origin: Native.

When and where photographed: Above photos were taken July 1st through 4th in a calcareous, lakeshore fen about 65 km south east of our home in Regina, SK, and in a forest fen, Duck Mountain Provincial Park, 300 km north east of our home in Regina, SK.