692 REPORT OF STATE GEOLOGIST. 



H. bracteata (Willd.) R. Br. Bracted Orchis. 



In many counties of the State growing in open woods or upon 

 hillsides, usually in thin, sandy soil. Not infrequent, but nowhere 

 abundant. 



Flowers from May through August. 



Tippecanoe (Hussey) ; Noble (Van Gorder) ; Cass (Hessler) ; 

 Kosciusko (Coulter); Vigo (Blatchley) ; Lake (Hill). 



H. cxavellata (Michx.) Spreng. Green Wood Orchis. 

 (H. tridentata Hook.) 

 Reported only from the north as of occasional occurrence in 

 moist, shaded soils. 



Flowering season July and August. 

 Lake (Hill). 



H. flava (L.) Gray. 



(H. virescens Spreng.) 

 In damp, dense woods, in the southwestern part of the State. 

 Of exceptional occurrence. Added to the State flora by Professor 

 Blatchley. 



Flowering specimens collected in June. 



Vigo (Blatchley) ; Gibson; Steuben (Bradner). 



H. ciliaris (L ) R. Br. Yellow- fringed Orchis. 



In the northern part of the State in moist, low grounds. Very 

 occasional. 



Flowers in July and August. 



St. Joseph (Barnes) ; Tippecanoe (Noel) ; Steuben (Bradner). 



H. lacera (Michx.) R. Br. Ragged Orchis. 



In peat bogs in the central and northern counties. Very ex- 

 ceptionally found. 



Flowers in June and July. 

 Fulton (Hessler). 



H. leucoph^ea (Nutt.) Gray. White-fringed Prairie Orchis. 



Moist soils in open places in the central and northern counties. 

 Frequent. 



Flowers in July and August. 



White (Hussey); Noble (Van Gorder); Steuben (Bradner). 



