Platycodon 



CAMPANULACEAE Adenophora 



167. CAMPANULACEAE Bellflower Family ^tf *4 (Chieh Keng K'o) 

 Herbs, sometimes climbing, often with milky juice: Ivs. alternate, sometimes opposite 

 or whorled below, estipulate: fls. solitary or scattered in spikes or racemes, 5-merous, 

 regular, usually blue and showy; corolla tubular, campanulate or rotate; stamens 

 inserted on the rim of the calyx, or at the very base of the corolla; filaments often 

 dilated at the base; ovary inferior: fr. usually capsular and indehiscent, sometimes 

 berry-like. 40 genera with 1,000 species, widely distributed in tropical and subtropical 

 regions; 9 genera and 50 species in China. 



Key to the Genera 



A. Stems erect, not twining. 



B. Fls. large, about 5 cm. in diam., and terminal 1 . Platycodon 



BB. Fls. not over 3 cm. in diam. 



Fls. subsessile; style not surrounded by or arising through a 



fleshy disk 2. Campanula 



Fls. on slender pedicels; style surrounded by a fleshy disk. 



Fls. in racemes or panicles 3 . Adenophora 



Fls. mostly solitary and terminal 4 . Wahlenbergia 



AA. Stems twining 5 - Godonopsis 



1. Platycodon A. DC. Balloon Flower f^flR (Chieh Keng Shu) 

 Erect perennial herb from an enlarged somewhat woody caudex, with large terminal, 

 usually solitary, blue (rarely white) fls.; corolla open bell-shaped, with 5 or more broad 

 lobes which are valvate in the bud and remain joined together until the fl. enlarges 

 into a balloon-like structure 3-4 cm. in diam.; stamens much dilated at the base; 

 stigmas 5: capsule 5-celled, opening at the top by means of valves. One species, in 

 eastern Asia. (From the Greek terms meaning " broad bell ", referring to the shape 

 of the flowers.) 



1. Platycodon grandiflorum (Jacq.) A.DC. tntli (Chieh Keng) (B.M.967). Erect herb, 

 to lm.; fls. blue, white, VII-IX; fr. IX-X. Eastern Asia; locally in An., Ki., 

 Ku. Grassland, brushland. Fig. 365. 



2. Campanula Linn. Bellflower \LvhMU (Shan Hsiao Ts'ai Shu; 



Mountain-vegetable Genus) 



Erect, often tufted, herbs with large terminal or axillary subsessile fls.; corolla 

 campanulate to rotate; stamens usually dilated at the base; style not arising through 

 a fleshy disk: capsule opening on the side below the persistent calyx ring by pores or 

 valves. 250 species, chiefly in the northern hemisphere, many in Europe; 10 in China. 

 (Latin: diminutive of campana, bell; from the shape of the corolla.) 



1. Campanula medium Linn. Canterbury Bells M,^- (Feng Ling Ts'ao; Wind-bell 

 Herb) (B.M.962). Erect herb, to 1.5m.; fls. violet to blue, V-VII. Southern 

 Europe; locally in Ku. Planted, ornamental. 



3. Adenophora Fisch. W)T-M (Chi Ni Shu) 

 Erect perennial herbs, often with thickened caudices, and with alternate or ver- 

 ticillate lvs.: fls. blue or white, in racemes or panicles, on slender pedicels; stamens 

 free from the corolla; filaments dilated, often ciliate at the base; style long exserted, 



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