306 FLORA OF PHILADELPHIA. 



2. SICYOS L. Bur-cucumber. 

 1. Sicyos angulatus L. M. p. 883. Eiver banks and moist places. Sum- 



Family 2. CAMPANULACEAE Juss. Bell-flower Family. 



Corolla regular, campanulate or rotate; anthers separate. 



Corolla campanulate, rarely rotate ; flowers all complete. 1. Campanula. 



Corolla rotate; earlier flowers cleistogamous. 2. Specularia. 



Corolla irregular; anthers connate around the style. 3. Lobelia. 



1. CAMPANULA L. Harebell. 



Corolla campanulate; flowers solitary, racemose, glomerate or panicled. 

 Corolla 14-30 mm. long. 



Stem leaves linear, the basal orbicular, mostly cordate. 



X. C. rotundifolia, 

 LeaVes all ovate to lanceolate ; plants pubescent or scabrous. 



2. C. rapunculoides. 

 Corolla 4-12 mm. long. 3. C. apprinoides. 



Corolla rotate; flowers spicate. 4. C. Americana. 



1. Campanula rotundifolia L. Harebell. M. p. 884. Rocky shaded 



banks. Summer. ■ '\ ( ' 



Bucks— Nookamixon (Cr.), Durham Rocks (Fr.), cliffs of Delaware, 

 Point Pleasant (Ws.).. Montgomery— Conshohoc'ken (Sa.). Lancaster — 

 Octoraro Creek, southern part of county (Pr.). Berks— (P.). Lehigh — 

 Rockdale (Kr.). Northampton — (P.). 



Mercer— Trenton, Princeton (C). Hunterdon— Milford (C). 



2. Campanula rapunculoides L. M. p. 885. Roadsides and fields. Sum- 



mer. 



3. Campanula aparinoides L. Marsh Bell Flpwer. M. p. 885. Wet, 



grassy grounds. Summer. 



4. Campanula Americana L. Tall Bell Flower. M. p. 885. Moist, rich 



soil. Summer. 



Philadelphia— Bartram 's Garden (Ja.) (Mac). Bucks — Nockamixon 

 (Fr;), bank of Delaware, Nashaminy (Ws.). Montgomery — Shannon- 

 ville (Cr.), Bryn Mawr (Gi.), Skippack Creek, Sumneytown (VP.). Dela- 

 ware—Williamson (Ke.), Ridley Creek (B. Sm.). Chester — Valley Forge 

 (Ke.), Phcenixville (Me.). Lancaster — Paradise (St.), Peach Bottom 

 (W. Tr.). 



Gloucester — Swedesboro (Li.). Hunterdon — Stockton (C). 



2. SPECULARIA Heist. 

 1. Specularia perfoliata (L.) A. DC. Venus's Looking-glass. M. p. 886. 

 Sterile, open ground. Summer. 



3. LOBELIA L. 



Terrestrial plants of wet or dry soil; stem leafy. 

 Corolla-tube 10-25 mm. long. 



Flowers bright scarlet (rarely white) ; corolla-tube 20-25 mm. long. 



1. L. cardinalis. 



Flowers blue, white, or blue and white ; corolla-tube 10-15 mm. long. 



Leaves glabrous or sparingly pubescent. 2. L. syphilitica. 



