CAMPANULACE^. (CAMPANULA FAMILY.) 307 



*-f ++ Stejn leafij, often paniculatehj branched ; flowers loosehj racemose ; sinuses 

 of cahjx not appendaged ; annual or biennial. 



= Leaves chiefly linear, entire or denticulate ; pod not inflated. 



8. L. Canbyi, Gray. Stem strict (1-2° high), minutely angled ; pedi- 

 cels shorter than the bracts and flowers, minutely roughened under a lens ; 

 bractlets none; cabjx-tiibe top-shaped , acute at base,onli/ half the length of the 

 iohes (which, with the linear leaves, are sparsely glandular-denticulate), in fruit 

 becoming oblong, covering the whole pod; corolla deep blue (fully 5" long) 

 more or less bearded in the throat. — Wet places, N. J., Del., and 8. C. 



9. L. Kalmii, L. Stem mostly low (4-18' high), minutely angled; pedi- 

 cels flliform, not exceeding the linear or setaceous bracts but as long as the flower, 

 minuteli/ 2-bracteolate or 2-glandular above the middle; calyx-tube top-shaped or 

 obovoid, fully half the length of the lobes, in fruit rather longer than they, 

 covering the whole pod ; corolla light blue, 4 - 5" long. — Wet limestone rocks 

 and banks, N. Eng. to L. Winnipeg, south to Penn., Ind., and Minn. 



10. L. Nuttallii, Roem. & Schult. Stem very slender (1-2° high), 

 terete; pedicels mostly longer than the bract and shorter than the flower, usuallv 

 with very minute bractlets near the base ; calyx-tube very short, depressed- 

 hemispherical in fruit, the globular pod half free; corolla pale blue, barely 3" 

 long. — Sandy swamps, N. J. and Penn. to Ga. 



= = Leaves ovate or oblong, obtusely toothed ; pod inflated, wholly inferior. 



11. li. inflata, L. (Indian Tobacco.) Stems paniculately much branched 

 from an annual root, pubescent with spreading hairs (1-2° high); leaves 

 gradually diminishing into leaf-like bracts, which exceed tlie lower short-pedi 

 celled flowers; calyx-tube ovoid. — Dry open fields. — Corolla only 1^-2'' 

 long. Plant poisonous and a noted quack medicine. 



++++++ Stem scape-like, mostly simple, hollow ; leaves fleshy ; flbrous-rooted per- 

 ennials, very glabrous, mostly aquatic, ivith pale blue or whitish flowers. 



12. L. paludosa, Nutt. Nearly smooth; stem slender (1-4° high); 

 leaves flat, scattered near the base, linear-spatulate or oblong-linear, glandular- 

 denticulate, mostly tapering into a petiole ; lower lip of corolla bearded in the 

 middle ; calyx-tube about half the length of the short lobes, hemispherical in 

 fruit. — In water (but foliage emerged), Del. to Fla. and La. 



13. L. Dortmanna, L. (Water Lobelia.) Very smooth; sca/?e ^^/cA:- 

 tsh (5- 12' ]ugh), few flowered ; leaves all tufted at the root, linear, terete, hollow ^ 

 with a partition lengthwise ; lower lip of corolla slightly hairy ; calyx-tube 

 about as long as the lobes, in fruit much longer. — Borders of ponds (often 

 immersed), X. Eng. to N. Penn., L. Superior, and northward. (Eu.) 



Order 57. CA3IPANUL.ACE^3E. (Campanula Family.) 



Herhs, with milky Juice, alternate leaves, and scattered floicers ; calyx 

 adherent to the ovary ; the regular b-lohed corolla bell-shaped, valvate iji the 

 bud; the 5 stamens usually free from the corolla and distinct. — Style 1, 

 usually beset with collecting hairs above; stigmas 2 or more. Capsule 

 2- several-celled, many-seeded. Seed small, anatropous, with a straight 

 embryo in fleshy albumen. Flowers generally blue and showy. 



