68 .FLORA OF BURLINGTON AND VICINITY 



.SIUM (Tourn.) L. Water Parsnip 

 S. cicutaefoliuiii Schrank. Wet places; frequent. Aug., Sept. 



TAENIDIA Drude. 



T. iutegerriiua (L.) Drude. Yellow Pimpernel. Rocky places; occa- 

 sional. June, July. 



ZIZIA Koch. 



Z. aurea (L.) Koch. Golden Alexanders, Early or Golden Meadow 

 Parsnip. Moist meadows; common. May, June. 



CORNACEAE. DOGWOOD FAMILY 



CORNUS (Tourn.) L. Cornel. Dogwood 



C. alternif olia L. f . Alternate-leaved Dogwood. Open woods ; frequent. 

 May, June. 



C. Amoraum Mill. Silky Cornel or Dogwood, Kinnikinnik. Low woods 

 and banks; frequent. June, July. 



C. canadensis L. Dwarf Cornel, Bunchberry. Cold damp woods; fre- 

 quent. May, June. 



C. circinata L'Her. Round-leaved Cornel or Dogwood. Rocky wood- 

 lands; frequent. May, June. 



C. paniculata L'Her. Panicled Dogwood. Rich thickets and banks; 

 frequent. June, July. 



C. stolonifera Michx. Red-osier Dogwood. Wet places; common. 

 May, June. Occasional blossoms occur all summer. 



NYSSA L. Tupelo. PeppEridge. Sour Gum 



JT. sylvatica Marsh. Black Gum. Rich soil, generally swampy; rare. 

 May. Burlington, (N. F. F., Jones); Colchester, (Griffin). 



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