108 MIDDLESEX FLOKA. 



S. trifolia, Desf. 

 Occasional throughout the county, but nowhere common. May. 



MAIANTHEMUM, Desf. 



M, Canadense, Desf. (Smilacina bifolia, Ker, Man.) FALSE 



SOLOMON'S SEAL. 



Very common. May-June. 



POLYGONATUM, Tourn. 



P. biflorum, Ell. SMALLER SOLOMON'S SEAL. 

 Common. May-June. 



ASPARAGUS, L. 



A. OFFICINALIS, L. GARDEN ASPARAGUS. 

 Common. June-July. Nat. from Eu. 



LILIUM, L. 



L. Philadelphicum, L. WILD EED LILY. WOOD LILY. 



Common. July. 

 L. Canadense, L. WILD YELLOW LILY. MEADOW LILY. 



Common. July. 

 L. TIGRINUM, L. TIGER LILY. 



Occasionally spontaneous and locally established. July-Aug. 



Nat. from Eu. For description, see Wood's Bot. & Fl. 



ERYTHRONIUM, L. 



E. Americanum, Smith. DOG'S-TOOTH VIOLET. YELLOW- 

 ADDER'S-TONGUE. 

 Frequent. Apr.-May. 



ORNITHOGALUM, Tourn. 



O. UMBELLATUM, L. STAR-OF-BETHLEHEM. 



Not uncommon. June. Nat. from Eu. 

 SCILLA, L. 



*S. Fraseri, Gray. 



Concord, introduced from Illinois by Minot Pratt. May. 



ALLIUM, L. 



A. tricoccum, Ait. WILD LEEK. 



Framingham (Kev. J. H. Temple). Very rare. July. 

 A. Canadense, Kalm. WILD GARLIC. 



Frequent. May-June. 



