66 MIDDLESEX FLORA. 



S. lanceolatum, Gray, var. angustifolium, Gray. 



Maiden (R. Frohock) ; Concord, common (Minot Pratt) ; Newton 

 (F. S. Collins). June-July. 



GLAUX, L. 



G. maritima, L. SEA-MILKWORT. 



Somerville, bank of the Mystic (F. S. Collins). Scarce. June. 



ANAGALLIS, Tourn. 



A. ARVENSIS, L. PIMPERNEL. 



Medford (Wm. Boott); Maiden (H. A. Young). Rare. June-Sept. 

 Nat. from Eu. 



SAMOLUS, L. 



S. Valerandi, L., var. Americanus, Gray. WATER PIMPER- 

 NEL. BROOKWEED. 



Medford (Wm. Boott); Winchester (C. E. Perkins). Rare. 

 June-Aug. 



HOTTONIA, L. 



H. inflata, Ell. FEATHERFOIL. 



Maiden (F. S. Collins) ; Medford (G. E. Davenport) ; Stoneham 

 (L. L. Dame). June-July. Not reported outside the limits of 

 Middlesex Fells, save at Hammond's Pond, by Wm. Boott. 



LENTIBULARIACE>E. BLADDERWORT FAMILY. 



UTRICULARIA, L. 



U. inflata, Walt. INFLATED BLADDERWORT. 

 Rather common. July-Aug. 



U. vulgaris, L., var. Americana, Gray. GREATER BLAD- 

 DERWORT. 

 Rather common. July-Aug. 



U. minor, L. SMALLER BLADDERWORT. 



Tewksbury (Wm. Boott) ; Spot Pond, Medford (Rev. Thomas 

 Morong) ; Reading (fide specimen in herb, B. S. N. H.) June-July. 



U. intermedia, Hayne. 



Reading, Cambridge, Ashland, Townsend, et al. Not uncommon. 

 July-Aug. 



U. gibba, L. 



Spot Pond, Medford (G. E. Davenport) ; Hammond's Pond, New- 

 ton (C. E. Faxon) ; Waushakum Pond, Ashland (Rev. Thos. 

 Morong) ; Flat Pond, Groton (Dr. C. W. Swan) ; Westford (W. H. 

 Manning). Widely distributed, but infrequent. July-Sept. 



