80 HYDROCHARIDACE.E. ORCHIDACE^. 



HYDROCHARIDACEJE. 



ANACHARIS Rich. 



1. *A. Alsinastrum Bab. Water Thyme. 

 Bab. 313. Hook. 423. Benth. 499 (Elodea canadensis). 

 Rivers and ditches. P. July to September. 

 I. Canal near Pewsey, and ponds on Pewsey Downs ; 

 T.F.R. 



ORCHIDACE^. 



ORCHIS Linn. 



1. 0. Morio Linn. Green-winged Orchis. 

 Bab. 316. Hook. 432. Benth. 508. 



Pastures. P. May, June. 



Not uncommon in I. and II. Very abundant in a field 

 at Great Bedwin ; every variety of colour from pure white 

 to dark purple occurred there. Pewsey Downs ; T. F. R. 



2. 0. miscula Linn. Early Purple Orchis. 

 Bab. 316. Hook. 432. Benth. 510. 



Woods and pastures. P. May. 



I. White Horse Down ; Manton Copse. Pewsey Downs ; 

 T. F. R. Martinsell. 



3. 0. ustulata Linn. Dwarf Dark-winged Orchis. 



Bab. 317. Hook. 432. Benth. 509. 



Open chalky pastures. P. June. 



I. Martinsell Hill ; A. J. M., C. W. E. Pewsey Downs 

 (and at Stonehenge) ; T. F. R. 



4. 0. maculata Linn. Spotted Hand Orchis. 

 Bab. 317. Hook. 434. Benth. 510. 



Damp woods and pastures. P. May, June. 

 Common. 



