LOBELIACE^. (LOBELIA FAMILY.) 283 



* Flowers deep red, large : stem simple. 



1. Ii. cardindlis, L. (CARDiKAt-rLOWER.) Tall(2°-4'='high), smooth- 

 ish ; leaves oblong-lanceolate, slightly toothed ; raceme elongated, rather 1-sided ; 

 the pedicels much shorter than the leaf-like bracts. — Low grounds : common. 

 .»— Perennial by offsets, with large and very showy intensely red flowers, — rarely 

 varying to rose-color ! (Plymouth, Mr. Gilbert), or even to white ! 



* * Flowers blue, or Uue variegated with white. 

 f- Stems leafji to the top, simple (l°-3° high) from a perennial root; leaves oblong or 

 ovate-lanceolate : sinuses of the calyx with conspicuous dejlexed auricles : flowers 

 crowded in a long spike or dense raceme. 



2. L. syphilitica, L. (Gkeat Lobelia.) Somewhat hairy; leaves thin, 

 acute at both ends (2' -6' long), irregularly serrate; flowers (nearly 1' long) pedi- 

 celled, longer than the leafy bracts ; calyx hirsute, the lobes half the length of 

 the corolla, the short tube hemispherical. — Low grounds; common. — Flowers 

 light blue, rarely white. 



3. L. pub6rula, Michx. Finely soft-pubescent; leaves thichish, obtuse (V - 

 2' long), with small glandular teeth ; spike rather 1-sided; calyx-lobes (and ovate 

 bracts) little shorter than the corolla, the hairy tube lop-shaped. — Moist grounds, New 

 Jersey to Illinois and southward. — Corolla bright blue, J' long. 



4. L. Iept6stacliys, A. DC. <SmoofA above ; leaves obtuse, denticulate, ob- 

 long-lanceolate, the upper gradually reduced to awl-shaped bracts ; raceme spike- 

 like, long and dense ; lobes of the calyx nearly equalling the corolla, the auri- 

 cles in the form of 10 awl-shaped appendages as long as the hemispherical tube. — 

 Sandy soil, Illinois and southward. — Corolla 3" - 4" long. 



•I- -1- Stems leafy, mostly simple {I' -2^' high) from a perennial root : leaves lanceo- 

 late or oblong-lanceolate: calyx-tube hemispherical, the sinuses destitute of auricles : 

 flowers pretty large (%' - 1' long) and sliowy, in a loose nearly l-sided raceme: 

 anthers sometimes bearded on the back. 



5. L. glandulbsa, Walt Sparingly pubescent : leaves, bracts, and usu- 

 ally the lobes of the calyx strongly glandularAoothed ; ccdyx-iube densely hispid, 

 rai'ely sparsely so, or smoothish. — Moist places, Virginia and southward, 



6. Ii. amcena, Michx. Glabrous (rarely minutely pubescent) ; leaves and 

 bracts usually glandular-toothed ; calyx-lobes entire and slender. — Shady moist 

 places, Virginia and southward. 



1- +- H- Stems leafy : calyx with no auricles or appendages at the sinuses : Jhwers 

 small \' - i' long, racemed: roots slender, annual or biennial, or perhaps some- 

 times perennial. 

 *■* More or less pubescent, at least below : leaves ohlong or ovate : stems angled or 

 striate : racemes spike-like : corolla pale blue. 

 1. Ii. infi&ta, L. (Indian Tobacco.) Stems paniculately much branched 

 from an annual root, pubescent with spreading hairs (9'- 18' high) ; leaves 

 ovate or oblong, toothed, gradually diminishing into leaf-like bracts, which ex- 

 ceed the lower short-pedicelled flowers, calyx-tube ovoid, the pod inflated. — Dry 

 open fields: common. — Corolla only 1 ^" - 2" long. Plant poisonous and a 

 noted quack medicine. 



