47 

 LYCIUM, L. 



L. vulgare, Dunal. MATRIMONY-VINE. 

 Sparingly escaped. 



NICANDRA, Adans. 



N. physaloides, Gaertn. APPLE OF PERU. 

 Waste ground in town. C. & D. 



DATURA, L. 



D. Stramonium, L. THORN-APPLE. 



On the bank at Siasconset, and less common in waste places 

 in town. 



GENTIANACE^E. 



SABBATIA, Adans. 



S. gracilis, Salisb. 



" S. campanulata, Torrey. This long lost species was found 

 before 1829 by T. A. Greene, Esq., at Nantucket." Wm. 

 Oakes. 



Our Nan tucket species approaches S. stellaris, Pursh, and is 

 called by Dr. Gray in the " Synoptical Flora of N. America," 

 "an ambiguous form." 



Very local. Found on the edge of a few ponds in Polpis, and 

 although once rather abundant there, now in danger of ex- 

 termination from wasteful plucking. 



ERYTHR^EA, Pers. 



E. spicata, Pers. 



First detected in Nantucket by Oakes. Of slender growth at 

 Eatfire and Coskaty ; luxuriant and abundant in a marsh at 

 Pocomo. 



BARTONIA, Muhl. 

 B. tenella, Muhl. 



