42 MIDDLESEX FLORA. 



OSMORKHIZA, Eaf. 



O. longistylis, DC. Smoother Sweet Cicely. 



Watertown, Belmont, Waverly, et al. Not uncommon. May-June. 

 O. brevistylis, DC. Haiet Sweet Cicely. 



Woods, Concord Turnpike (Bigelow's Fl. Bost.) ; Cambridge {B. 



D. Greene); Maiden (F. S. Collins). Scarce. May-June. 



CONIUM, L. 



0. MACULATUM, L. Poison Hemlock. 

 Watertown (C. E. Perkins) ; Natick (Austin Bacon) ; Arlington 

 (Wm. Boott) ; Waltham List. Eare. July-Aug. Nat. from Eu. 



Carum, L. 



G. Carui, L. Caraway. 

 Occasional. July. Adv. from Eu. 



ARALIACEvC. GINSENG FAMILY. 



Aralia, Tourn. 



A. racemosa, L. Spikenard. 



Eather scarce, but generally distributed. July. 

 A. hispida, Vent. Bristly Sarsaparilla. 



Eather common. June. 

 A. nudicaulis, L. Sarsaparilla. 



Common. May-June. 

 "A. quinquefolia. Gray. Ginseng. 



Concord, introduced from Vermont, but does not thrive (Minot 



Pratt). July. 

 A. trif olia, Decne and Planch. Dwarf Ginseng. Ground Nut. 



Generally distributed, but not common. May-June. 



CORNACE/E. DOGWOOD FAMILY 



CORNus, Tourn. 



C. Canadensis, L. Dwarf Cornel. Bunchberey. 



Common. June. 

 C. f lorida, L. Flowering Dogwood. 



Not uncommon. May-June. 

 C. circinata, L'Her. Eound-Leaved Cornel. 



Eather common. June. 

 C. sericea, L. Silky Cornel. 



Common. June. 



