ORDER 72. CAMPANULACE^. 



OKDER LXXII. CAMPANULACE.E. BELLWORTS. 



Serbs with a milky juice, alternate leaves, and without stipules. Flowen 

 mostly blue, showy. Calyx superior, generally 5-cleft, persistent. Corolla. 

 regular, campanulate, generally 5-cleft, withering, valvate in aestivation 

 Stamens 5, free from the corolla, Anthers distinct, 2-celled. Pollen spheri- 

 cal. Ovary adherent to the calyx, 2 or more celled. Capsule crowned 

 with the remains of the calyx, loculicidal. Seeds many. Figs. 62, G3. 



Calyx tube short. Pod roundish, opening at the sides. Cor. bell or wheel form CAMPASCLA. 1 



S Calyx tube elongated. Pod prismatic, opening at the sides. Corolla wheel-form SPKCULAKIA. 2 



Calyx tube short. Pod ovoid, opening at the top. Corolla bowl-form PI.ATYCODON. 3 



1. CAMPANULA, Tonrn. Calyx mostly 5-cleft. Cor. campanulate, 

 or subrotate, 5-lobed, closed at base by the broad, valve-like bases of the 

 5 stamens. Stig. 3-5-cleft, Caps. 3-5-celled, opening by lateral pores. 

 Mostly it. Flowers in racemes or spikes, or few and axillary. 



5 Native or naturalized. a Flowers rotate, deeply 5-lobed No. X 



a Flowers campanulate, few, or scattered Nos. 2 4 



a Flowers funnel-form, crowded above No. 5 



Exotic. & Sepals appendaged at base. Stig. 3 or 5. Corolla bell-shaped.. Nos. >, 7 



b Sepals not appendaged. Stig. 3. e Corolla bowl-shaped Nos. 8, !) 



c Corolla bell-shaped Nos. 10, 11 



-c Cor. rotate-spreading Nos. 12, 13 



1 C. Americana L. Tall, erect; Ivs. ovate-lanceolate, acuminate, uncinately serrate, 



contracted to a winged petiole, veins often ciliale; fls. axillary, sessile ; style exsert- 

 ed, dccurved. H Dry copses : common. 2 4f. Fls. 1' broad, spreading, flat. Aug. t 



2 C. rotundifolia L. }lare-bell. St. weak, slender; radical Ivs. ovate or reniform- 



cordate, cauline linear, entire ; flowers few, nodding, bell-shaped and blue. 2f Damp 

 rocks, N. States. If. Very delicate. June, July. Rt. Ivs. seldom found with the fls. 



3 C. aparinoides Ph. Stem weak, slender, branching above, triangular, the angles 



inversely aculeate ; Ivs. lance-linear, subcntire ; fls. terminal, 4" long, white. In wet 

 meadoAvs. 1 Hf, leaning on the grass like a Galium. June Aug. 



4 C. divaricata MX. Glabrous, erect, with slender, divaricate, paniculate branches ; 



Ivs. narrow-lanceolate, pointed at each end. sharply dentate ; fls. campanulate, pendu- 

 lous on the slender branchlets. Rocky woods, Va., W. and S. 2f. July. 



5 C. "lomerata L. St. angular, simple, smooth ; Ivs. lance-oblong, cordate, the lower 



petiolate ; fls. crowded above, cor. funnel-form, violet-blue. Fields, Mass. 2f. t Eu. 

 /3. AGGREGATA. Flowers pale blue, in a dense head, and other var. arc cultivated. 



6 C. MEDIUM. Canterbury -bells. Erect, hispid; Ivs. lanceolate; fls. H'; stig. 5. @Eu. 3f. 



7 C. SPECIOSA. Erect; Ivs. lance-linear; fls. racemed, nodding ; stig. 3. n Eur. 2f. 



8 C. PYRAMIDALIS. Smooth, branched ; Ivs. lance-ovate ; fls. broad, racemed. y En. 6f. 



9 C. PERSICIFOLIA. Smooth ; Ivs. lance-linear, thick ; fls. broad, axillary, it Eur. 3f. 



10 C. TRACHELIUM. St. angular, hairy ; Ivs. ovate. cord, dentate; peel. 1-3-ilwd. 11 Eu. 4f. 

 11C. RAPTJXCULOIDES. Rough : Ivs. ovate, pointed ; rac. spicate ; fls. nodding, u Eu. 2f. 



12 C. LOREYI. St. erect, ang. ; Ivs. obov. to lance-ovate ; cal. hairy; cor. 2' broad. (T) En. 



13 C. GARGANICA. St. diffuse ; Ivs. cord.-reniform to ovate ; fls. small, star-shaped. U En. 



2. SPECULARIA, Heist. Calyx 5-lobed, tube elongated. Cor. rotate, 

 5-lobed. Fil. hairy, shorter than the anthers. Sty. included, hairy. Stig. 

 8. Caps, prismatic, 3-celled, opening laterally in the upper part. (T) Fls. 

 axillary and terminal, sessile, erect. 



