50 FLORA OF WORCESTER COUNTY. 



odontorhiza, Nutt. Southbridge. L. E. Ammidown. 



multiflora, Nutt. Dry woods. Not rare. 



SPIRANTHES, Richard. Ladies' Tresses. 



latifolia, Torr. Southbridge. Z. E. Ammidown. 



cernua, Richard. Wet places, common. 



praecox, Watson. Wet grassy places. Rare. 



gracilis, Bigelow. Pastures. Quite common. 



simplex, Gray. Winchendon. A. S. Allen. 



GOODYERA, R. Br. Rattlesnake-Plantain. 



repens, R. Br. Woods, mostly under evergreens. 



pubescens, R. Br. " " " u 



ARETHUSA, Gronov. Arethusa. 



bulbosa, L. Bogs. Not rare. 



CALOPOGON, R. Br. Grass Pink. 



pulchellus, R. Br. Bogs. Not rare. 



POGONIA, Juss. Pogonia. 



ophioglossoides, Nutt. Common in southern part of 



the county. 



verticillata, Nutt. Woods. Rather rare. 



ORCHIS, L. Orchis. 



spectabilis, L. Rich woods. Rare. 



HABENARIA, Willd. Rein-Orchis. 



tridentata, Hook. Worcester. G. Coult. 



virescens, Spreng. Wet meadows. Millbury. 



bracteata, R. Br. Mt. Wachusett. 



obtusata, Richardson. Mt. Wachusett. M. Pratt. 



Hookeri, Torr. Damp woods. Not rare. 



orbiculata, Torr. Rich " " " 



ciliaris, R. Br. Northborough, Dr. Bigelow; Uxbridge, 

 Miss Goldthwaite. 



