of Mississippi and Louisiana 99 



S. nigrum L. Battledore Island and Port Eads. 

 S. rostratum Dunal. On ballast ground, Port Eads. 



SCROPHULARIACEAE 



*Gerardia maritima Raf. Abundant on Cat and Breton 



Islands. 



Gratiola hispida (Benth.) Pollard. Wet sand, Cat Island. 

 Monniera Monniera (L.) Britton. Cat Island and South Pass. 



Lentibulariaceae 



Utricidaria subulata L. Cat Island. 



Rubiaceae 

 *Diodia teres Walt. Common. 



* 



\D. Virginiana L. Common. 



^f Galium hispidulum Michx. Occasional among bushes on 

 Cat Island. 



Houstonia rotundifolia Michx. In rich, damp woods, Cat 

 Island. 



Mitchella repens L. Occasional on Cat Island. 



^Oldenlandia unifiora L. Cat Island. 



CUCURBITACEAE 



* Citndhts vulgaris Schrad. One plant, Bird Island. 



Caprifoliaceae 



Sambucus Canadensis L. South Pass and Port Eads. 



COMPOSITAE 



a Pitre. 



AcantJiospermum australe (L.) Kuntze. Port Eads. 

 Actinospermum nniflorum (Nutt.) Barnhart. Occasional on He 



Aster exilis Ell. Bird Island and Port Eads. 

 \Baccharis halimifolia L. Mud lumps. 



Eads. 



Willd. Ab 



Port 



Baldtvinia multipra Nutt. Dry sand hummocks, Cat Island. 



* 



diffusa Ell. Cat Island. 



and He a Pitre. 



f rut esc ens (L.) 



DC. Abundant on Breton Island 



