222 OHIO BIOLOGICAL SUEVBT 



1736. Sium cicutaefolium Schrank. Water-parsnip. General, but no 



specimens from the southern counties. 



1737. Cicuta maculata L. Spotted Water-hemlock. General. 



1738. Cicuta bulbifera L. Bulb-bearing Water-hemlock. Northern 



part of state south to Perry and Clark Counties. 



1739. Carum carui L. Caraway. Columbiana, Ashland, Lorain, Pul- 



ton. From Europe. 



1740. Daucus earota L. Wild Carrot. General and abundant. Nat- 



uralized from Europe. 



1741. Torilis anthriscus (L.) Gmel. Erect Hedge-parsley. Hamilton 



County. From Europe. 



Cornaceae. Dogwood Family. 



1742. Cornus alternifolia L. f. Blue Dogwood. General. 



1743. Cornus femina Mill. Panicled Dogwood. General in the north- 



ern half of the state. 



1744. Cornus stolonifera Mx. Red-osier Dogwood. General in the 



northern part of the state, south to Stark, Morrow, and 

 Montgomery Counties. 



1745. Cornus asperifolia Mx. Roughleaf Dogwood. General. 



1746. Cornus amomura Mill. Silky Dogwood. General and abundant. 



1747. Cornus rugosa Lam. Roundleaf Dogwood. Cuyahoga, Summit^ 



Warren. 



1748. Cynoxylon floridum (L.) Raf. Flowering Dogwood. General 



and abundant. 



1749. Cynoxylon canadense (L.) Dwarf Dogwood. Stark, Licking. 



1750. Nyssa sylvatica Marsh. Tupelo. General. 



Order, Buhiales. 



Rubiaceae. Madder Family. 



1751. Houstonia coerulea L. Bluets. Southeastern tM^o-thirds of the 



state as far northwest as Cuyahoga, Crawford, Clark, and 

 Hamilton Counties. 



1752. Houstonia purpurea L. Large Houstonia. Clermont, Butler, 



Highland, Warren. 



.1753. Houstonia ciliolata Torr. Fringed Houstonia. Lawrence Lick- 

 ing, Franklin, Delaware, Defiance, Lucas, Ottawa, Cuyahoga 

 Lake. " ' 



