sparrow's-egg lady's-slipper
... that the sparrow's-egg lady's-slipper is a lady's slipper orchid that resembles a sparrow's egg?
... that the <b id="mwHA"><a href="./Cypripedium_passerinum" id="mwHQ" rel="mw:WikiLink" title="Cypripedium passerinum">sparrow's-egg lady's-slipper</a></b> <i id="mwHg">(pictured)</i> is a <a href="./Cypripedioideae" id="mwHw" rel="mw:WikiLink" title="Cypripedioideae">lady's slipper</a> <a href="./Orchid" id="mwIA" rel="mw:WikiLink" title="Orchid">orchid</a> that resembles a sparrow's egg?