254 LOBELIACEX. (LOBELIA FAMILY.) 
* Flowers scarlet. : d 
1. L. cardinalis, L. (CaRDINAL-FLOWER.) Smooth or slightly pubes- 
cent; stem stout, simple; léaves lanceolate, denticulate ; bracts leafy; stamens — 
and style much longer than the corolla. — Mudd y banks, Florida to Mississippi, - 
and northward. July- Sept. Y — Stem 29 -39 high. Raceme many-flowered. 
Flowers very showy. 
* * Flowers blue and white. 
+ Sinuses of the calyx with deflexed appendages. 
2. L. syphilitica, L. Hairy ; leaves thin, lanceolate, acute at each end, 
coarsely serrate ; racemes leafy, many-flowered ; calyx hairy; the lanceolate s 
denticulate lobes half as long as the large (1/ long) light blue corolla.— Swamps 
along the mountains, Georgia, and northward. Aug. and Sept. Y — Stem 1°- 
3° high, : 
3. L. puberula, Michx. Softly pubescent or villous, or sometimes. nearly 
smooth ; leaves thickish, mostly obtuse, lanceolate or oblong, glandular-den- 
ticulate ; spikes mostly 1-sided ; calyx top-shaped, the linear lobes nearly as 
long as the tube of the bright blue corolla. — Swamps and low ground, Flofda 
to Mississippi, and northward. Aug. and Sept  y— Stem 19-29 high. Co 
rolla half as large as in the preceding. Appendages of the calyx obtuse. 
4. L. leptostachys, A. DC. Closely pubescent; stem slender, simple; 
leaves oblong-lanceolate, obtuse, denticulate ; flowers small, crowded in an elon- 
gated spike; appendages of the calyx 10, subulate, as long as tlie tube. — South 
Carolina and northward. July and Aug. )|— Stem 19-1j? high. Corolla 
3! — 4! long. : M 
5. L. brevifolia, Nutt. Stem thick, virgate, angled, smooth or pubescent ; 
leaves short (4'! - 12! long), fleshy, oblong-linear, obtuse, toothed, spreading of 
reflexed; the lowest wedge-shaped ; calyx hirsute, the ovate-lanceolate lobes 
strongly toothed, the 5 appendages obtuse; corolla pale blue. — Damp open pine 
barrens, Florida, Alabama, and westward. Oct. X»— Stem 19-1j? high. 
Leaves very numerous. 
+ + Sinuses of the calyx without appendages. 
6. L. amoena, Michx. Smooth or rough-pubescent; leaves scattered, 
oblong, obtuse, denticulate, the lower ones tapering into a long petiole, the 
uppermost nearly sessile; racemes 1-sided, many-flowered ; calyx-lobes linear- 
subulate, mostly glandular ; corolla (1/ long) bright blue. — Swamps, Florida to 
South Carolina, and westward. - Sept. and Oct. Y — Stem 2°-4° high. Low- 
est leaves 3'- 6' long. Bracts small. 
J. L. glandulosa, Walt. Smooth or pubescent; stem mostly simple, 
nearly leafless above; leaves thick, linear or linear-lanceolate, glandular-den- 
ticulate, sessile, the uppermost scattered and bract-like; racemes 1-sided, 3-* 
flowered, the flowers distant ; calyx smooth or hirsute, with linear glandular 
lobes ; corolla (8" — 10" long) pale blue.— Pine-barren swamps, Florida, North 
Carolins, and westward. Oct. 1}— Stem 20—40 long. Lower leaves 9 -4' long: 
