REPORT OF THE STATE BOTANIST 1902 117 



Euphorbia corollata L, 

 Floivering spurge 

 Waste places. Occasional. JMay-Sei)tember. 



Euphorbia lucida W. «& R. 

 E. nicaeensis All. 

 Nicaean spurge 

 About villages throughout the river valley. June-July. 



Euphorbia cyparissias L. 

 Cypress spurge 

 Roadsides and waste places. Common. Abundant in old 

 cemeteries. May-September. 



calli^richac^eap: 

 Callitriche palustris L. 



C. v e r n a L. 

 Vernal irater star wort 

 Slow streams. Occasional. Jnly. 



AXACARDIACEAE 



Rhus hirta (L.) Sudw, 

 R. t y p h i n a L. 

 ^taghorn sumac 

 Dry or rocky soil. Common. June. 



Rhus glabra L. 

 Smooth sumac 

 Dry soil. Common. June. 



Rhus vernix L. 

 R. venenata DC. 

 Poison sumac 

 Swamps and their borders. Frequent. Plentiful about Mut- 

 ton hill pond. June. 



Rhus radicans L. 



R. toxicodendron L. 

 Poison ivy 

 Damp thickets, along fences and river banks. Common. June. 



