POPULAR FLORA. 



167 



51. LOBELIA FAMILY. Order LOBELIACEiE. 



Herbs with milky (acrid-poisonous) juice, alternate leaves, and scattered flowers, the 

 stamens free from the peculiarly irregular corolla, which is split down on one side (Fig. 

 184), and borne with it on the many-seedud ovary. We have only one genus, viz. :. — 



IiObelia< Lobelia. 

 Calyx with its short tube adherent to the 2-celled ovary, and with 6 slender teeth or lobes. Corolla 

 unequally 5-lobed, and split down to the bottom on the upper side! Stamens 5, united into a tube both 

 by their filaments and their anthers ! Style one. Pod opening at the top. The following are the 

 commonest wild species (all but Nos. 3 and 4 in low grounds); fl. summer and fall. 



1. Cardinal-flower L. Tall, smooth, with a raceme of large, brilliant red flowers. L. cardinalis.^ 



2. Great Blue L. Eather hairy, 1° or 2° high; leaves lance-oblong; flowers 1' long, crowded in a 



leafy raceme, hght blue. L. syphilitica. 



3. Spiked L. Stem simple, straight, and slender, 1° to 3° high, including the long and naked spike- 



like raceme of small pale-blue flowers ; lowest leaves obov.ite or oblong. L. spicata. 



i. Indian-Tobacco L. Branching, 8' to 18' high ; leaves ovate-oblong; flowers very small, in irregular 



leafy racemes, pale blue ; pods inflated. Open places. L. mjiata. 



52. CAMPANULA FAMILY. Order CAMPANTJLACE^. 



Like the last family in all general respects, except that the 

 showy corolla is regular, 5-lobed ; the 5 stamens separate ; the 

 stigmas and the cells of the pod 3 or 5. Juice milky. The 

 principal genus is 



Campanula or Bellflower. Campanula. 

 So called from its generally campanulate or bell-shaped corolla (Fig. 

 179 and 412). The following are the commonest species. 



* "Wild species : stigmas and cells of the pods 3. 



1. Harebell C. A slender and very pretty plant, growing on shaded 



cliffs, 5' to 12' high; root-leaves round or heart-shaped, long-stalked, 

 toothed ; stem-leaves very narrow, entire ; flowers nodding, the 

 bright blue corolla bell-shaped, i' or more long. C. rotundifblia. 



2. Marsh C. A slender plant growing among grass, in wet places, with 



rough-angled stem and lance-shaped leaves ; a, few small pale 

 flowers on diverging peduncles. C. aparinoides. 



3. Tall C. Stem tall, leafy, ending in a leafy loose spike (1° or 2° 



long) of blue flowers ; corolla wheel-shaped ; style long and curved. 

 Rich low ground. C. Americana. 



* * Garden species: stigmas and cells of the pod 5. ^'2. Harebell. 



4. Canterbury Bells. Hairy, with stout stems, very large blue (or white) flowers, and broad 



appendages of the calyx covering the pod. C Medium. 



