POLEMONIACEAE. 265 



4. CuscuTA Cephalanthi Engelm. M. p. 755. On shrubs and tall herbs. 



Summer. 



La7icaster— Shock's Mills (Ca.), York Furnace (Cr.). Northampton — 

 Easton, Porter (B. C). Dauphin— HarTishurg, Forter (B. C). 



Burlington — Quaker Bridge (C). Gloucester — Swedesboro (Li.). 

 Ocean— Toms River (C). 



5. CuscuTA Gronovii Willd. M. p. 755. On herbs and low shrubs. Sum- 



mer. 



6. CuscuTA COMPACTA Juss. M. p. 756. Damp woods on shrubs. Summer. 



Bucks — Nockamixon (P.). Delaware — Tinicum (P.). 



Burlington — Pemberton (Te.). Camden — Camden, Mart. (B. C), 

 Laurel Springs (Gi.), Ancora (Te.). Gloucester — Swedeshoro (Li.), 

 Westville (Wn.). *Soiem — Woodstown, common (Wa.). Atlantic— Nevf 

 Germany (Fr.), Hammonton (Pr.), May's Landing (Te.). Middlesex — 

 Metuchen (C). 



Neiv Castle— On Benzoin and Cephalanthus. 



Family 3. POLEMONIACEAE DC. Phlox Family. 



Calyx distended and at length ruptured by the ripening capsule. 



Leaves opposite, entire. 1. Phlox. 



Leaves alternate, pinnately divided. 2. Gilia. 



Calyx not distended nor ruptured by the capsule ; leaves alternate. 



3. Polemonium. 



1. PHLOX L. 



Leaves flat, ovate, oblong, lanceolate or linear. 



Cymes panicled ; flowers short-pedicelled or sessile. 



Calyx-teeth subulate. 1. P. paniculata. 



Calyx-teeth lanceolate, acute; leaves lanceolate to ovate, acuminate. 



2. P. maculata. 

 Cymes corymbose, simple, or flowers scattered. 



Stems erect or ascending; no prostrate, sterile shoots. 



3. P. pilosa. 

 Stems ascending or reclining; sterile shoots prostrate. 



4. P. divaricata. 

 Leaves subulate, fascicled or crowded; plants low. 5. P. subulata. 



1. Phlox paniculata L. Garden Phlox. M. p. 757. Woods and thickets; 



escaped. Summer. 



Philadelphia— Wisaahickon (Je.), Bartram 's Garden (Te.). Bucks— 

 Plumsteadville (Fr.). Montgomery— Shannonville (Cr.). Delaware— 

 Lansdowne (Pe.). Lancaster— York Furnace (Ja.) (Ke.) (Li.). North- 

 ampton— (P.). Dauphin— (P.). 



New Jersey — Frequent. 



2. Phlox maculata L. Wild Sweet-William. M. p. 757. Rich woodlands 



and along streams. Summer. 



3. Phlox pilosa L. M. p. 758. Dry or sandy woods. Spring. 



BiicAs — Nockamixon, Hilltown (Fr.). Montgomery — Sumneyto-wn 

 (VP.). Delaware — Williamson (Cr.) (Pr.), Upper Providence (Fu.) 

 (B. Sm.), Chrome Run, Middletown (B. Sm.), Glen Riddle (Sts.), Edg- 

 mont(W. Tr.). C/iester— Westtown (Ha.). Lancaster— (P.). Lehigh— 

 (Kr.). Northam,pton—(P.). 



