114 PENTANDRIA, MONOGYNIA. 



109. CAMPANULA. Gen. pi. 889. (Campanulacet.) 



Calix mostly 5* cleft. Corolla campanulate, 

 the base closed with 5 staminiferous valves. 

 Stigma 3 to 5 -cleft. Capsule inferior, 3 or 

 rarely 5-celled, opening by lateral pores. — 

 Nutt. 



acuminata. 1. C. smoothish, erect; leaves ovate-lanceolate, end- 

 ing in a long point, substrrate ; spike fascicled, 

 many flowered j corolla subrotate. — Mich, and 

 Pur ah. 



Pointed- leaved Bellwort. 



From two to three feet high. Flowers pale blue. Very 

 rare. Close to the Schuylkill, east side, near the Falls,-*and 

 south of them. Perennial. July, August. 



apariiKwies. 2. C weak ; stem simple, angled ; angles as well as 

 margins and nerves of the leaves prickly back- 

 ward ; leaves linear- lanceolate, smooth above ; 

 peduncles few at the summit of the stem, flexuous, 

 axillary one- flowered, filiform.— Pursh. 



C. erinoides, L. 



C. flexuosa, Mich. ? 



C. aspera, Donn. 



A rough plant, with small pale blue flowers. Found grow- 

 ing along the margins of rivulets. Common. Annual. July. 



ampiexicau- 3. C. stem simple, erect ; leaves cordate, crenate, 

 toothed, amplexicaule ; flowers axillary, sessile, 

 clustered. — Willd. 

 C. perfoliata, Sp. PI., Walt, and Pursh. 

 Icon. Bar. rar. t. 1133. (Pursh.) 



About a foot high. Flowers dark blue. Very common in 

 all cultivated fields. Annual. May to August. 



