MIDDLESEX FLORA. l^^ 



*H. obtusata, Kichards. 

 Concord, introduced f ro,D Wachusett by Mmot Pratt. June. 



"l^by^^l'H^ Manning); Stoneham (Mrs. P. D. Richards); 



Ilopldnton (Dr. C. W. Swan). Rare. June. 

 H. orbiculata, Torr. 



Generally distributed, but not common. July. 

 u r-iliaris R.Br. Yellow Fringed-Orchis. 

 Lexington,' 1862 (Wm. Boott), specimen in the Gray herb. Very 

 rare. July-Sept. 

 H. blephariglottis, Hook. White Fringed-Orchi.. 



Generally distributed, but rare. July-Aug. 

 H. blephariglottis, Hook., var. holopetala, Gray. 



Littleton (W. H. Manning). July-Aug. 

 H . lacera, R. Br. Ragged Fringed-Orchis. 



Common. July-Aug. r^r,nTTT« 



H nc^vrodes Gray. Purple Fringed-Orchis. 

 Co'Lunon A'forxAt Maiden with white flowers (F. S. CoUms). 



H'I'f imlTrfata, R. Br. Larger Purple Fringed-Okchis. 

 Generally distributed, but not common. June-July. 



GOODYERA, R. Br. 



G. repens, R- Br. Rattlesnake Plantain. 



Not uncommon. Aug. 

 G. pubescens, R. Br. Rattlesnake Plantain. 

 Rather common. July-Aug. 



Spiranthes, Rich. 



^0™"°'(MirH. E. Haynes); N. Eeadi.g (VV. H. Manning). 



Rare. June. 

 S. cernua, Rich. Ladies' Tresses. 



Common. Aug.-Oct. _ 



-=rr4.""H:rHT^S?B«Sca CW. H. Manning,. 



Pure. Jnly-Aug. 

 S. gracilis, Bigel. SLENDER LADIES' TRESSES. 



Common. July-Oct. 



ARETHUSA, Gronov. 



A. bulbosa, L. 

 Frequent. May. 



