Woodsorrel (Oxalidaceae) family
alpine woodsorrel (Oxalis alpina) -- in July -- Sandia Peak, Cibola National Forest, Nm red & pink NM-S
creeping woodsorrel (Oxalis corniculata) -- in June -- Lory State Park, CO yellow & orange CO-LSP
slender yellow woodsorrel (Oxalis dillenii) -- in August -- Well Gulch Nature Trail, Lory State Park, CO yellow & orange CO-LSP
slender yellow woodsorrel (Oxalis dillenii) -- in June -- Viewpoint Trail, Pineridge, Fort Collins Natural Area, CO
redwood sorrel (Oxalis oregana) -- in April -- Columbia River Gorge, Northern Oregon white & cream
yellow woodsorrel (Oxalis stricta) -- in April -- Great Smoky Mountains National Park, TN yellow & orange TN-GSM
violet wood sorrel (Oxalis violacea) -- in April -- J.T.Nickel Nature Preserve, OK blue & purple OK-N