212 LOBELIACE^E. 



cordate, crenate-dentate, clasping ; flowers solitary or glomerate in the axils 

 of the leaves. Campanula perfoliata Linn. C. amplexicaulis Mich. 



Fields. Can. to Car. W. to Miss. May July. (I). Stem 9 18 inches high, 

 (sometimes 2 3 feet,) mostly simple. Leaves about three-fourths of an inch 

 long, and sometimes broader than long, closely embracing the stem, but never 

 perfbliate. Flowers small, purple, sessile, 1 4 in the axil of each leaf. 



Clasping Bell-flower. 



ORDER LXXI. LOBELIACE^E. LOBELIADS. 



Calyx 5-lobed or entire. Corolla irregular, 5-lobed or 5-cleft. 

 Stamens 5 ; anthers cohering. Stigma fringed. Fruit capsular, 

 1 or more celled, many-seeded, dehiscing at the apex ; embryo 

 in the axis of the albumen. Herbaceous plants or shrubs, often 

 with milky juice. Leaves alternate, without stipules. Flowers 

 axillary or terminal. 



LOBELIA. Linn. Lobelia. 

 (In honor of Matthias de Label; a Flemish botanist. 1 ) 

 Calyx 5-lobed. Corolla irregular, cleft on the upper side, 

 2-lipped ; lower lip 3-cleft. The two lower anthers, rarely all, 

 bearded at the summit. Capsule inferior or semisuperior, 2 or 

 3-celled, opening at the summit. 



1. L. Dortmanna Linn.: stem erect, simple, nearly naked; radical 

 leaves in a cluster, terete, fleshy, 2-celled ; cauline few and minute ; flow- 

 ers few, in a terminal raceme, remote, pedicellate, nodding. 



Ponds and swamps. Hudson's Bay to Geor. July Sept. 1J-. Stem scape- 

 like, 9 18 inches high. Radical leaves growing in a single tuft, consisting of 

 two empty uni'ed tubes, obtuse, spreading and recurved. Flowers 3 4, very 

 remote, pale-blue. Water Gladiole. 



2. L. paludosa Nutt. : stem erect, angular, smooth, nearly simple and 

 naked ; leaves smooth, flat, fleshy, remotely crenulate ; radical crowded, 

 linear-oblong, obtuse ; cauline remote, erect, linear ; flowers few, in a 

 spiked raceme, remote ; corolla six times as long as the lobes of the calyx, 

 with the lower lip hairy. 



Sphagnou's swamps. Del. to Geor. r l\~ Stems or scapes several from the 

 same root, 2 feet in length, fistulous, sometimes a little branched. Radicalleaves 

 in a large, cluster, 4 12 inches long. Flowers small, pale-blue, subtended by 

 minute bracts often nearly 2 inches apart. Resembles the preceding, but prob- 

 ably distinct. Marsh Lobelia. 



3. L. Kalmii Linn. : smooth ; stem mostly branched ; leaves remotely 

 toothed ; radical oblong-spatulate ; cauline linear ; racemes terminal, loose, 

 few-flowered, leafy ; pedicels longer than the fruit, with 2 minute bracteoles 

 near the flower. 



Wet places. Can. to N. Y. July, Aug. . Stem 8 18 inches high, slen- 

 der, erect or assurgent. Flmvers blue, on slender pedicels which are from 6 12 

 lines long. Kalm's Lobelia. 



4. L. NiMallii R. <$ S. : stem erect, minutely scabrous, simple or with 



