24 



Euphorbia Arkansana (Engelm and Gray) Kl. and Garcke. 



Fairly common on the ridges near the sea. Ap|'ar<intly 

 first record from Louisiana. Small gives description as 

 Kansas to Colorado, Alabama, and Mexico. 

 Euphorbia species. 



This species, which is very abundant near the beach, 

 is pronounced by Prof. J. B. S. Norton to be an uudescribed 

 species. 



ANACARDIACEAE. 



Rhus radieans L. 



Common over the State. 



SAPINDACEAE. 



Cardiospermum Halicacabum L. 



Common in cultivated fields over the State. 



VITACEAE. 



Vitis cinerea Engelm. 



Common in thickets along the ridges near the sea. 

 Fruit ripens in July. 

 Cissus incisa Desmonl. 



Common in Louisiana near the coast. 

 Cissus bipinnata (Michx.) Nutt. 



(Ampelopsis arborea (L.) Rusby.) 



Common all over the State. 



MALVACEAE. 



Hibiscus lasiocarpus Cav. 



Abundant in the swamps near the station. Collected 

 also in parishes of Calcasieu, Tangipahoa, and St. Tammany ; 

 Small gives range: "Illinois and Missouri to Georgia and 

 Texas." 



