2 8 The Ohio Naturalist. [Vol. X, No. 2, 



1. Coeloglossum bracteatum (Willd.) Pari. Long-bracted Orchis. 



Stem leafy, G-24 in. high ; leaves lanceolate, ovate or oval, or 

 the lowest sometimes obovate, 2-7 in. long, the upper much 

 smaller; bracts longer than the ovularies; flowers green or 

 greenish; lip 3^-M in. long, 2-3 toothed or lobed at the apex. 

 A tall sturdy plant with leafy stem and a spike of greenish 

 flowers. Growing in woods and meadows. Lucas, Lorain, 

 Medina, Portage, Franklin, Butler, and Auglaize Counties. 



Gymnandeniopsis Rydb. 

 Leafy plants with fleshy, fibrous, or somewhat tuberous roots, 

 and a short spike of small flowers; lip entire or 3-toothed at the 

 apex, much exceeded by the long filiform or clavate spur. 

 L Gymnandeniopsis clavellata (Mx.) Rydb. Small Green Wood 

 Orchis. Stem 8-20 in. high, angled, 1-leaved near the base, 

 with several small bract-like leaves above, one of which is 

 larger; basal leaf oblanceolate, -i-G in. long; flowers in a spike 

 3/2-1 in. long, small, greenish or whitish; lip dilated and 

 3-toothed at the apex. A tall slender plant with one leaf, 

 growing in moist shady places. Geauga, Trumbull, 

 Portage, Summit, Licking, and Champaign Counties. 



Limnorchis Rydb. 



Leafy plants with thick fleshy roots and small greenish or 

 whitish flowers in a long spike; lip entire; beak of the stigma 

 without appendages. 



L Limnorchis hyperborea (L.) Rydb. Tall Bog-orchis. A 

 stout stem, S-24 in. high; lanceolate leaves 2-12 in, long; 

 greenish yellow flowers in a narrow spike; lip lanceolate, 

 entire, obtuse. A tall plant with thick fleshy roots, grow- 

 ing in bogs and wet woods. Stark County. 



Lysias Salisb. 



Plants with scapose stems, tuberous or fleshy roots, and 2 



basal leaves; flowers greenish or white; lip entire, linear or 



nearly so; spur long and slender, generally longer than the 



elongated straight ovulary. 



1. Scape with 1 or :nore bracts; flowers in a loose raceme. . L. orbicula'a 

 1. Scape bractless; flowers in a strict, rather dense raceme. .L. hookeriana 



1. Lysias orbiculata (Pursh.) Rydb. Large Round-leaf Orchis. 

 Stems 12-24 in. high, bracted; leaves orbicular, spreading 

 flat on the ground, 4-7 in. long; flowers in a loosely many- 

 flowered raceme, greenish white; lip }/2 in. long. A tall 

 slender plant with a raceme of greenish white flowers on a 

 scape, much surpassing the leaves. Growing in rich woods. 

 Cuyahoga and Geauga Counties. 



