of Mississippi and Louisiana 83 



Lippia nodiflora (Ocracoke Island, N. C). 



Opuntia Pes-corvi (N. C). 



Panicum amarum (changing to var. minus in its northern range) 



Pluchea camphorata (Mass.; West Indies). 

 Salic or nia ambigua (Mass.). 



Salicomia Bigelozni (Nova Scotia). 



Scut era ( Vincetoxicuni) palustre. 



? Solid ago sempervircns (New Brunswick). 



Spatina patens (Newfoundland). * 



Spartina polys tacky a (Me.). 



Yucca gloriosa (Ocracoke Island, N. C). 



4. Strand plants of tropical or subtropical distribution. 



(a) Tropical plants of the New World : 



Batis maritime*. Iva imbricata. 



Canavalia obtusaefolia. Lippia nodiflora. 



Centella Asiatic a. Sab al glabra. 



Chrysoma pauciflosculosa. Serenoa serrulata. 



Uniola paniculata (Virginia, West India, and South America). 



(b) Tropical plants, circumterrestrial, or occurring at least in 



Old and New World : 



Avicennia nitida. Lithophila {Philoxerus) ver- 



Ipomoea acetosacfolia. micularis. 



Ipomoea Pes-cap 



portitlacasl 



5- A few plants of very wide distribution occur as weeds, espe- 

 cially in the shell dune formation. The following are the prin- 

 cipal ones : 



Ambrosia artimisaefolia. Leptilon Canadensis. 



Lepidium Virginicmn. 



List of Species* 



as 



possible, the nomenclature given in Britton and Brown's Flora of 

 North America, the family sequence being that of Engler and 

 Prantl, while the genera and species are arranged alphabetically. 

 In addition to the species actually collected on this trip we have 

 added several which have been collected previously by one of the 



.-111 ._*_—-._»...... ir 1 1 



* 



Plants reported by Kearney (6) as occurring on Ocracoke Island marked * Those 



occurring in the strand flora of New Jersey, reported by Harshberger (4) thus f 



