quire so frequent snuffing and the smoke of the snuff is less offen- 

 sive" (Dr. Cutler, 1783, in Proc. Am. Acad., Vol. 1). 

 About 1833 a patent was granted Miss Margaret Gerrish, of Salem, 

 for a process by which the fibre of this species of milkweed was 

 used for the manufacture of various kinds of thread, cloth, etc. 

 The specimens illustrating this are now at the Essex Institute. 



Aselepias phytolaceoldes, Pursh. (Pokk Milkwbbd.) 



, Frequent in the Merrimac valley. Scarce in the southern towns. 



Aselepias purpurascens, L. 



"Danvers, July 17,1863" (Dr. Osgood's list). "North Andover, 

 in the rear of the Osgood estate" (Dr. Chas. Pickering), Middleton, 

 1880 (J. R.). Rare. 



Aselepias quadrifolia, Jacq. 



"Dungeon pasture, Lynn, rare" (Tracy). "Kernwood, Salem" 

 (G. D. Phippen). Danvers (J. H. Sears), Middleton, etc. Scarce. 



Aselepias inearnata, L., var. pulchra, Fers. (Swamp Milkwked.) 

 Wet places. Frequent. Cultivated by Mr. G. D. Phippen in Salem, 

 who states that "the plants grew freely from seeds, the offspring 

 being smoother." 



Aselepias obtusifolia, Michx. 

 Lynnfield (Rev. A. P. Chute, Proc. E. I., Vol. II, p. 37), "Eockport" 

 (Pool); Ipswich (Oakes). Rare. 



Aselepias- tuberosa, i. (Butterfly-weed. Pleurisy-root.) 

 Weuham; Danvers; Topsfield ; and the Merrimac valley towns, 

 frequent. Rare elsewhere. All the native milkweeds are interest- 

 ing in cultivation. Mr. G. D. Phippen of Salem has experimented 

 with several, the most satisfactory being A. tuberosa, one plant of 

 which bore, in his garden, one hundred clusters of flowers. 



OLEACE.ffl. 



(Olive Family.) 



Ligustrum vulgare, L. (Privet ; Pkim.) 

 Rial Side, Beverly; Lynn, Wenham, Andover, etc. Common. 

 "Known in a wild state as long ago as when Dr. Manasseh Cutler 

 botanized here in 1790" (memo. G. D. Phippen). Adv. from Eu., 

 but naturalized in various parts of the county. 



Syringa vulgaris, L. (Lilac.) 

 Cultivated in every old garden, often found escaped, although not 

 far from dwellings. The white variety is less frequent than the 

 ordinary form. (Adv. from Eu.) 



