CAMl'ANL'LAOK^. (CAMl'ANt LA FAMILY.) 307 



*+ -M. Stem leaf ij, often p<inlcid<tteJ ij brunehed ; Jlowers louscli/ nitcmose ; sinuses 



<fc(ili/.r not (ippcnddijed ; annual or hienn'ud. 



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



8. L. C4nbyi, Gray. Stem strict (I -2'^ high), minutely angled ; pedi- 

 cels shorter than the bracts a«(/ ^ifou-'crs, minutely rougheued under a leus; 

 hractlets none; ca/i/x-tube top-shaped, acute at base,onli/ half the lenrjth of the 

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

 becoming ohlong, coveriiig the whole pod; corolla deep blue (fully 5" long), 

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



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

 C(U jUiforni, not exceed inrj the linear or setaceous bracts but as lony as the flower, 

 minattlij 2-bracteolate or 2-(/landular aboce the middle; calyx-tube top-shaped or 

 obocoid, 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. V^ig. to L. Winnipeg, south to Peun., Ind., and Miun. 



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

 terete; pedicels mostli/ longer than the bract and shorter than the flower, usually 

 with very minute bractlets near the base ; cali/x-tube very short, depressed- 

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

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



--= = Lt-ares orate or oblong, obtusely toothed ; pod inflated, uholly inferior. 



11. L. inflata, L. (IxniANTouACCo.) Stems paniculately much branched 

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

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

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

 long. Plant poisonous and a noted quack medicine. 



4H. ++ ++ Stem scape-like, mostly simple, hollow ; leaves fleshy ; fbrous-rooted per- 

 ennials, very f/labrous, mostly aquatic, with pale blue or ichitishfloivers. 



12. L. palud6sa, Nutt. Nearly smooth; stem slender (1-4*^ high); 

 leaves fat, 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. tt) Fla. and La. 



13. L. Dortmanna, L. (Water Loukma.) Vcvy smooth; scape thick- 

 ish (5 - 12' high) , feir- flowered ; leaves all tufted at the roof, linear, terete, holloir, 

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

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

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



Ordkr 57. CAMPANULACEiE. (Campanula Family.) 



Herbs, with milhy Juice, alternate leaver, and scattered floiccrs . calyx 

 adherent to the ovary ; the regular Jj-lohed corolla hell-shaped, valvate in the 

 bud: the 5 stamens usually free frotn the corolla and distinct. — Style!, 

 usually beset witli collecting hairs above; sti;j^mas 2 or more. Capsule 

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

 embryo in fleshy albumen. Flowers generally blue and showy. 



