Order 72.— BELL WORTS. 



245 



CAMPAN'ULA. BeU-flower. HarebeU. 



Calyx 5-cleft. Corolla bell-shaped, 

 funnel-shaped, or wheel-shaped, its 

 6 lobes valvate in the bud, closed at 

 the base inside bj the valve-like 

 bases of the 5 stamens. Pod open- 

 ing on the sides. — U Herbs with 

 axillary or terminal flowers. June- 

 October, 



Fig. 526. The Harebell, the whole plant, 

 7. Ovary of Canterbury Bells, with/, a broad 

 filament, .s, an anther, and p, the hairy style. 

 S. A cross-section of the curious 5-celIed seed- 

 vessel, 2 placentse in each cell. 9. Seed cut 

 open, showing the large embryo. Fig. 530. 

 Flower of American Bellwort. Fig. 531. 

 Flower of Patent Bellwort. 



§ Corolla wheel- shaped, flat, in leafy spikes 1, 2 



§ Corolla bell-shaped, &c., broadly or narrowly. . . .a 

 a Flowers on slender pedicels, solitary or panicled. . . .b 

 a Flowers sessile or nearly so. Stem erect. Gardens 7-9 



b Flowers large (6-12^^ broad). Root leaves unlike the stem leaves 3, 4 



b Flowers small (2-5'''' broad). Leaves all similar in form 5, 6 



1 0. America'na- American B. Stem tall (2-4f). Leaves pointed at ends, smooth. 



2 0. planiflo''ra. Stem low (7-12''), simple. Lv: 



3 C. rotundifc'lia. Harebell. Stem weak. 



4 C. persicifo'lia. Peach B. Stem erect. 



broad, t 



5 C. aparinoi'des. Bedstraw B. Stem reclining, rough backwards. Flowers white. 



6 0. divarica'ta. Patent B. Erect. Panicle wide. Leaves tootlied. FIs. blue. S. 



7 C. glomera^ta. Flowers crowded above, funnel-shaped. Plant smootli. t 



8 C. me'dium. Canterbury B. Flowers distant, very large, obtuse at base, f 

 d C. lanugino'sa. Woolbj B. Flowers scattered, rather large, acute at base. * 



■. thick, shining, obtuse, or acute, t 

 lioot Ivs. roundish, stem Ivs. linear. 

 Leaves lance-linear. Flowers very 



