Amerorchis rotundifolia (Round-leaf orchid) Amerorchis rotundifolia (Round-leaf orchid) Amerorchis rotundifolia (Round-leaf orchid) Amerorchis rotundifolia (Round-leaf orchid) Cypripedium passerinum (Sparrow's-egg Lady's-slipp… Cypripedium passerinum (Sparrow's-egg Lady's-slipp… Cypripedium passerinum (Sparrow's-egg Lady's-slipp… Cypripedium passerinum (Sparrow's-egg Lady's-slipp… Cypripedium passerinum (Sparrow's-egg Lady's-slipp… Cypripedium passerinum (Sparrow's-egg Lady's-slipp… Platanthera aquilonis (Northern Green orchid) Platanthera aquilonis (Northern Green orchid) Amerorchis rotundifolia (Round-leaf orchid) Amerorchis rotundifolia (Round-leaf orchid) Amerorchis rotundifolia (Round-leaf orchid) Neottia cordata (Heart-leaf Twayblade orchid) Neottia cordata (Heart-leaf Twayblade orchid) Neottia cordata (Heart-leaf Twayblade orchid) Neottia cordata (Heart-leaf Twayblade orchid) Neottia cordata (Heart-leaf Twayblade orchid) Platanthera obtusata (Blunt-leaf orchid) Corallorhiza trifida (Early Coralroot orchid) dark… Cypripedium passerinum (Sparrow's-egg Lady's-slipp… Amerorchis rotundifolia forma lineata (Round-leaf… Amerorchis rotundifolia forma lineata (Round-leaf… Amerorchis rotundifolia forma lineata (Round-leaf… Cypripedium passerinum (Sparrow's-egg Lady's-slipp… Cypripedium passerinum (Sparrow's-egg Lady's-slipp… Cypripedium passerinum (Sparrow's-egg Lady's-slipp… Cypripedium passerinum (Sparrow's-egg Lady's-slipp… Neottia borealis (Northern Twayblade orchid) Neottia borealis (Northern Twayblade orchid) Neottia borealis (Northern Twayblade orchid) Neottia borealis (Northern Twayblade orchid) Neottia borealis (Northern Twayblade orchid) Neottia borealis (Northern Twayblade orchid) Corallorhiza trifida (Early Coralroot orchid) Corallorhiza trifida (Early Coralroot orchid) Corallorhiza trifida (Early Coralroot orchid) Platanthera obtusata (Blunt-leaf orchid) Neottia cordata (Heart-leaf Twayblade orchid) Cypripedium parviflorum var. pubescens (Large Yell… Cypripedium parviflorum var. pubescens (Large Yell… Cypripedium parviflorum var. pubescens (Large Yell… Cypripedium parviflorum var. pubescens (Large Yell…