Cypripedium calceolus

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Related to Cypripedium calceolus: Cypripedium pubescens, Lady's slipper orchid
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Noun1.Cypripedium calceolus - maroon to purple-brown orchid with yellow lipCypripedium calceolus - maroon to purple-brown orchid with yellow lip; Europe, North America and Japan
ladies' slipper, lady's slipper, lady-slipper, slipper orchid - any of several chiefly American wildflowers having an inflated pouchlike lip; difficult or impossible to cultivate in the garden
Cypripedium calceolus pubescens, large yellow lady's slipper - plant of eastern and central North America having slightly fragrant purple-marked greenish-yellow flowers
References in periodicals archive ?
While small bees belonging to three genera may pollinate Cypripedium calceolus (Table 1) there are sites in Europe where this orchid is pollinated exclusively by bees in a single genus (Kull, 2008).
The orchids are closely related to one of the UK's rarest flowers - another variety of The Lady's Slipper with the botanical name Cypripedium calceolus.
One of the programme's ongoing projects concerns the lady's slipper orchid, Cypripedium calceolus, whose number had been reduced to just a single flowering plant in the 19th century by over-zealous plant collectors.