78 THE PLANT LIKE OP MARYLAND 



Uniola laxa 



Northern limit: Long Island. 



Maryland: Wicomico and Somerset counties. 



Cy penes retrofrachis 



Northern limit: New Jersey. 



Maryland: Worcester and Wicomico counties. 



Fuirena squa/rrosa var. hispida 

 Northern limit: New York. 

 Maryland: Worcester, Wicomico and Charles counties. 



Commelina Jiirtella 



Northern limit: New Jersey. 

 Maryland: Worcester County. 



Smilax laurifolia 



Northern limit: New Jersey. 



Maryland: Worcester, Wicomico and Caroline counties. 



Aeschynomene virginica 



Northern limit: Pennsylvania. 



Maryland: Wicomico and Prince George's counties. 



Poly gala lutea 



Northern limit: Long Island. 



Maryland: Worcester, Wicomico, Dorchester, Caroline and Anne 

 Arundel counties. 



Ascyrum stans 



Northern limit: Long Island. 



Maryland: Worcester, Caroline and Talbot counties. 



Triadenum petiolaium 



Northern limit: New Jersey. 



Maryland: Worcester, Somerset, Wicomico and Charles counties. 



Ludwigia sphaerocarpa 



Northern limit: Massachusetts. 

 Maryland: Worcester and Talbot counties. 



Ludwigia linearis 



Northern limit: New York. 

 Maryland: Worcester County. 



Ilydrocotyle canbyi 



Northern limit: Massachusetts. 

 Maryland: Worcester County. 



Hydrocotyle verticillata 



Northern limit: Massachusetts. 

 Maryland: Worcester and Talbot counties. 



