68 MIDDLESEX FLORA. 



SCROPHULARIA, Toum. 



S. nodosa, L. FIGWORT. 



Chelmsford (Dr. O. W. Swan) ; Stoneham (C. E. Dotey) ; Water- 

 town (C. E. Perkins) ; Cambridge (Walter Deane) ; Concord (Minot 

 Pratt) . Rare. June-July. 



CHELONE, Tourn. 

 C. glabra, L. SNAKE-HEAD. 

 Common. July-Sept. 



PENTSTEMON, Mitch. 



P. pubescens, Soland. 



Framingham (Rev. J. H. Temple) ; Townsend, 1886 (E. H. Hitch- 

 ings). Rare. July- Aug. 



MIMULUS, L. 



M. ringens, L- MONKEY-FLOWER. 



Common. July-Sept. 

 M. brevipes, Benth. 



Wool-waste, N. Chelmsford (Rev. W. P. Alcott; specimen in herb. 



of) . Adv. from Cal. For description, see Gray, Syn. Fl. N". A. 



GRATIOLA, L. 

 G. Virginiana, L. 



Mystic Pond, Medford (Wm. Boott) ; Somerville (C. E. Perkins) ; 

 Concord (Minot Pratt) . Scarce. July-Sept. 

 G. aurea, Muhl. HEDGE-HYSSOP. 



Common. The white variety has been found at Winchester, by 

 W. H. Manning ; both the white and light yellow varieties at West- 

 ford, by Dr. C. W. Swan. July-Sept. 



ILYSANTHES, Raf. 



I. gratioloides, Benth. FALSE PIMPERNEL. 

 Rather common. July-Aug. 



VERONICA, L. 



V. Americana, Schwein. AMERICAN BROOKLIME. 



Westford (Dr. C. W. Swan). Rare. June- Aug. 

 V. scutellata, L. MARSH SPEEDWELL. 



Rather common. June-Sept. 

 V. officinalis, L. SPEEDWELL. 



Westford (Miss Emily F. Fletcher) ; Arlington (L. L. Dame) ; Na- 



tick (Austin Bacon) ; Concord (Minot Pratt) ; Acton (Walter 



Deane). Scarce. June-July. 

 V. serpyllifolia, L. THYME-LEAVED SPEEDWELL. 



Common. May-Sept. 



