134 



Salix tristis, Ait. Tottenville. 



Salix purpurea, L. Garretsons, Woodrow and Old Place. 

 Probably originated from cuttings of cultivated trees thrown 

 aside in brush heaps. 



Tsuga Canadensis (L.1, Carr. Old Place. One tree. 



Zannichcllia palustris, L. " Staten Island." (Flora of New 

 York). 



Potamogeton pauciflorus, Pursh. Woods of Arden. 



Potamogeton pulcher, Tuck. Woods of Arden. 



Microstylis unifolia, Michx. Egbertville. (Mrs. N. L. 

 Britton.) (The second time that a single plant has been dis- 

 covered.) 



Smilax glauca, Walt. A form of this species grows abun- 

 dantly on the sand near Mariners' Harbor, Tottenville and 

 Kreischerville, which is apparently 6*. spinulosa, Smith. 



Cliamcelirium luteum (L.), Gray. Court House. (K. B. 

 Newell.) 



Juncus Balticus, Dethard, var. littoralis, Engelm. New 

 Dorp. 



Juncus dichotomus, Ell. Mariners' Harbor. 



Eleocharis tuberculosa (Michx.), R. Br. Mariners' Harbor. 



Carex glaucodea, Tuckerm. Fields, Court House. 



Panicum latifolium, L., var. molle, Vasey. New Dorp. 



Panicum nitidum, Lam., var. ramulosum (Michx.), Vasey. 

 Frequent or occasional. 



Cystopteris fragilis (L.), Sw., var. dentata, Hook. Near 

 Egbertville. This was wrongly determined to be the typical 

 form and as such was admitted into the original catalogue. A 

 few specimens only of the type have been found, near Martling's 

 Pond. 



Onoclea sensibilis, L., var. obtusilobata, Torr. New Dorp. 

 (Mrs. N. L. Britton.) 



Azolla Caroliniana, Willd. Naturalized in pools in the 

 Clove Valley. 



Arthur Hollick, 

 N. L. Britton. 



