242 LOBELIACE.E. (LOBELIA FAMILY.) 



top. Pod 2-celled, many-seeded, opening at the top. — Flowers axillary or 

 chiefly in bracted racemes. (Dedicated to Lobel, an early Flemish herbalist.) 

 * Flowers deep red, large : stem simple. 



1. Ii. cardiBBfiSis, L. (Cardinal-flower.) Tall (2° -4° high), 

 smoothish ; leaves oblong-lanceolate, slightly toothed ; raceme elongated, rather 

 1-sided; the pedicels much shorter than the leaf-like bracts. — Low grounds; 

 common. July -Oct. — Perennial by offsets, with large and very showy in- 

 tensely red flowers, — rarely varying to rose-color! (Plymouth, Mr. Gilbert), 

 or even to white ! 



* * Flowers blue, or blue variegated with white. 

 +- Stems leafy to the top, simple (l°-3° high) : leaves oblong or ovate-lanceolate: 

 sinuses of the calyx with conspicuous dejlexed auricles : floicers crowded in a long 

 spike or dense raceme. 



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

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

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

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

 Sept. — Flowers light blue, rarely white. 



3. !i. piabernla, Michx. Finely soft-pubescent : leaves thickish, obtuse (1' - 



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

 bmcts) little shorter than the corolla, the hairy tube top-shaped. \\. — Moist grounds, 

 New Jersey to Ohio and southward. Aug. — Corolla bright blue, ^' long. 



4. 1L. If'ptesfacliiys, A. DC. Smooth above; leaves obtuse, denticulate, 

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

 spike-like, long ami dense; lobes of the calyx nearly equalling the corolla, thi 

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

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

 ■t- -t- Stems leafy, mostly simple (l°^-2^° high): leaves lanceolate or oblong-lanceo- 

 late: calyx-tube hemispherical, the sinuses destitute of auricles : /lowers pretty large 

 (§'- 1' long) and showy, in ei loose nearly l-sidcd raceme: anthers sometimes beard- 

 ed on the back. ■, 



5. li. glamuulosa, Walt. Sparingly hairy or pubescent ; leaves, bracts, 

 and usually the lobes of the calyx strongly glandular-toothed ; calyx-lube densely 

 hispid, rarely sparsely so, or smoothish. lj. — Moist places, Virginia and south- 

 ward. Aug., Sept. 



G. K>. aiEMESBa, Michx. Glabrous (rarely minutely pubescent) ; leaves 

 and bracts scarcely glandular-toothed ; calyx-lobes entire and slender. 1[ — Shady 

 moist places, Virginia and southward. Sept. 



*-+-+- Stems leafy : calyx-tube ovoid or tapering to an acute base, no auricles or ap- 

 pendages at the sinuses: flowers small (i'-i-' long), racemed. 

 ++ Panicuiately much branched: racemes leafy : root annual or biennial. 



7. f,. infiihta, L. (Indian Tobacco.) Somewhat pubescent (9'- 18' 

 high) ; leaves oblong or ovate-lanceolate, toothed ; lobes of the calyx equalling 

 the corolla (2" -3" long), the tube and the inflated pod ovoid. — Dry open soil; 

 common. July - Sept. — A virulent poison and quack medicine, 



