a Ophrys borealis (Morong). Northern Twayblade. 



b Coeloglossum bracteatuin (Willo) Parl. Long-Bracted Orchid. 



c Limnorchis fragrans Rydb. Fragrant White Bog-Orchid. 



d Lysiella obtusata (Pursh) Rydb. Small Northern Bog-Orchid. 



e Ophrys nephrophylla Rydb. Heart-Shaped Twayblade. 



(% Nat.) 



