ASCLEPIADACEAE. 261- 



Vineland (C). Atlantic -v- Hammonton (C). Monmouth — Smithville 

 (C). Mercer— Princeton .(C). Middlesex— South Amboy (C). Som- 

 erset— Peapack (C). 



11. Asclepias quadrifolia Jacq. M. p. 743. Dry woods and hills. Early 



summer. 



12. Asclepias Syriaoa L. Common Milkweed. M. p. 7431 Fields and 



waste places. Summer. 



13. Asclepias verticillata L. M. p. 744. Dry fields and hills. ' 'Summer. 



Philadelphia— Wissahickon (Me.). Bucks— Nockamixon (Fr.). Dela- 

 ware—Barrens of Middletown, Williamson (Cr.)', Tinicum Twp. (Fr.), 

 Media (Pr.), Elwyn (U. C. S.), Glen Kiddle (St.), Castle Eock (VP.), 

 Cheyney (Ws.). Ctyster — Westtown (Ha.) (Le.), near West Chester 

 (Sa.). Lancaster— (P.).' ' Lehigh— tfnionville (fcr.). Northampton— 

 (P.). . ,. , 



Burlington— Medford (Br.), Birmingham (C), Oliphant's Mills (Wa.). 

 Camden — Berlin (Br.), Kaighn's Point (C). Gloucester — ■ Glassboro, 

 Clarksboro (C), near Mickleton (He.), Swedesbbro (Li.j. Cumberland— 

 Millville (Je.)., Bridgeton (C). Cape May— Tuekahoe (St.), Monmouth 

 — Holmdel, Bed Bank, Leedsville, Freehold '(€.). ; 



New Castle— Serpentine Barrens, Brown's, Dijon's, Commons. 



2. ACEBATES Ell. 

 1. Acerates viridiflora (Baf .) Eaton. Green Milkweed* M. p. 746, , Dry 

 soil. Summer, ■ 



Philadelphia — East of George's Hill iBeservoir (Mac). Bucks— Sel- 

 lersville (Pr.). Montgomery— Shanhonville (Cr.), Sumneytown (VP.). 

 Delaware— Swarthmore, Williamson, Media, Dr. Geo. Smith (Fu.), Glen 

 Biddle (Le.) (St.).,iCrum Creek, Bethel (Sch.), Concord (W. Tr.). Ches- 

 ter — (P.). Lancaster — (P.); Berks — Monocacy (Me.). Northampton 

 — Easton, Porter (B.C.). 



Hunterdon— Barbertown, Kingwoqd, High Bridge, Holland (C), Lam- 



bertville (Ws.). Monmouth — Black's Mills (C). Mercer — Pennington 



(C). Middlesex — Franklin Park (C). Somerset— Pleasant Plains (C). 



New Castle — Newark, Kilvington, Mill Creek, Michener, Centerville, 



Oakhill, Stanton, Commons ; McKee 's, Iron Hill. 



la. Acerates viridiflora Ivesii Britton. M. p. 746. Bange of type. 

 Summer. 



Philadelphia — East of George 's Hill Beservoir (Mac). Bucks— Sellers- 

 ville (Fr.). 



3. CYNANCHUM L. 

 1. Cynanchum nigrum (L.) Pers. Black Swallowwort. M. p. 747. Es- 

 caped from gardens. Summer. 

 Philadelphia — Bartram 's Garden, Woodlands Cemetery (Te.), below 

 iGray's Ferry (Wa.). Delaware— Media (Gi.), Darby Creek and Bryn 

 Mawr Avenue (Le.), escaped from Painters' Arboretum (S. Tr.), Middle- 

 town (W. Tr.). 



