Class V. Order I. 



was probably imported from Europe. It grows among rubbish, 

 and has the aspect and reputation of a poisonous plant. 



64. CAMPANULA. 

 CAMPANULA PEHFOLIATA. L. Clasping Sell flower. 



Stem simple ; leaves heart shaped, toothed, 

 clasping ; flowers sessile, aggregate. L. 



Sijn. CAMPANULA AMPLEXICJIULIS. J\Iich. 



Found by the road side in Medford and elsewhere. Stem 

 erect, leafy, angular, slightly pubescent. Leaves small, alter- 

 nate, reniform-heart shaped, tooth-crenate, clasping the stem. 

 Flowers axillary, sessile. Segments of the calyx lanceolate, 

 very acute, with a distinct middle rib. Corolla blue, spread- 

 ing. June. Annual. 



CAMPANULA ERINOIDES. L. Slender Bell flower. 



Stem triangular, the angles rough backward ; 

 leaves linear-lanceolate ; flowers terminal. 



Syn. CAMPANULA FI.EXUOSA. Mich. 



Found in meadows among the high grass, supporting itself 

 like a Galium on surrounding plants. Stem from eight to twen- 

 ty inches in height, very slender and flexible, uniformly trian- 

 gular, the angles rough with minute reflexed prickles. Leaves 

 given off successively from the three sides, linear, sessile, near- 

 ly entire, the midrib and margin rough backward. A variety 

 occurs with lanceolate leaves with a few minute teeth. Bran- 

 ches few, near the top, axillary, leafy, one or two flowered. 

 Flowers small, terminal. Corolla very small, twice or thrice the 

 length of the calyx, deeply five cleft, white with pale blue veins. 

 Filaments valve like, hairy. Stigma trifid. Capsule globular, 

 three celled. Found at Medford and Brighton. Variety 2d at 

 Sudbury. June, July. 



