44 FLORA OF WORCESTER COUNTY. 



PODOSTEMACE^. 



PoDOSTEMON, Miclix. River-wecd. 



ceratophyllus, Michx. Shallow streams. 



ARISTOLOCHIACE^. 



AsARUM, Tourn. Wild Ginger. 



Canadense, L. Millbury. Not common. 



LAURACE^. 



Sassafras, Nees. 



officinale, Nees. Rich woods. Common. 



LiNDERA, Thunb. Wild Allspice. 

 V Benzoin, Blume. Spice-bush. Common. 



THYMELtEACE^. 



DiRCA, L. Leatherwood. 

 / palustris, L. Damp woods, common. 



Daphne, Linn. Mezereum. 



*Mezereum, L. Southbridge. Z. E. Ammidotvn. 



SANTALACE^. 



Comandra, Nutt. Bastard Toad-flax. 

 "^ umbellata, Nutt. Dry grounds. Common. 



EUPHORBIACE^. 



Euphorbia, L. Spurge. 



maculata, L. Roadsides, common. 



Preslii, Guss. Millbury. 



corollata, L. Southbridge. Z. E. AvDuidown, 



