Piperia transversa
An inconspicuous orchid found in dry pine woodlands and similar habitats from southern California to western Washington. The genus is distinguished from Platanthera, in part, by lacking conspicuous cauline leaves.
Plant habit near the shore of Jenkinson Lake, south of Pollock Pines, El Dorado Co., California, 8 Jul 2009.
Flowers near the shore of Jenkinson Lake, 8 Jul 2009.