888 FLORA. 



mm. long, its lower lip pubescent at the base. In swamps and ponds, Del. to Fla. 

 and La., mostly near the coast. May -July. 



3. Lobelia cardinalis L. CARDINAL-FLOWER. RED LOBELIA. (I. F. f. 

 3502.) Perennial by offsets; stem slightly pubescent, or glabrous, leafy, 6-13 dm. 

 high. Leaves oblong, oval, ovate-lanceolate, or lanceolate, thin, glabrous or 

 sparingly pubescent, 5-15 cm. long, 6-35 mm. wide, acuminate or acute at both 

 ends, crenulate or denticulate, the upper sessile, the lower petioled; flowers race- 

 mose, commonly numerous, bright scarlet or red (rarely white), 25-37 mm. long; 

 bracts usually glandular; calyx-lobes linear, elongated, acute; larger anthers gla- 

 brous. In moist soil, N. B. to Fla.. the N. W. Terr., Kans. and Tex. July-Sept. 



4. Lobelia syphilitica L. GREAT LOBELIA. BLUE CARDINAL-FLOWER. 

 (I. F. f. 3503.) Perennial by short offsets; stem sparingly pubescent, rather stout, 

 very leafy, usually simple, 3-9 dm. high. Leaves thin, green, 5-15 cm. long, 

 1-5 cm. wide, acute or acuminate at the apex, narrowed at the base, repand-den- 

 ticulate, or irregularly crenate-dentate, sessile or the lower petioled; flowers 

 densely racemose, leafy -bracted; calyx-lobes lanceolate, acuminate, pubescent or 

 ciliate; corolla bright blue, or occasionally white, 20-25 mm. long, the lobes of its 

 larger lip oblong-oval, obtuse, glabrous; larger anthers glabrous. In moist soil, 

 Me. and Ont. to S. Dak., Ga., La. and Kans. July-Oct 



Lobelia syphilitica Ludoviciana A. DC. Glabrous or very nearly so ; leaves thick, 

 pale green, oblong or lanceolate, nearly entire, the lower obtuse and spatulate; calyx- 

 lobes sparingly pubescent; lobes of the larger lip of the corolla acutish. Neb. to La. 



5. Lobelia amoena Michx. SOUTHERN LOBELIA. (I. F. f. 3504.) Nearly 

 glabrous throughout, perennial; stem simple, slender, leafy, 3-12 dm. high. 

 Leaves thin, oblong-lanceolate to oval, repand-dentate or denticulate, the lower 

 petioled and mostly obtuse, 5-15 cm. long, the upper sessile, acute or acutish, 

 smaller; flowers blue, racemose, nearly 25 mm. long; bracts narrow and small, or 

 the lower foliaceous, glandular; calyx-lobes linear-subulate, acuminate, glabrous, 

 elongated; corolla-tube 10-14 mm - l n g> 3~4 mm - thick; larger anthers glabrous, 

 or puberulent at the tip; lobes of the larger lip of the corolla broadly ovate to oval, 

 obtuse, glabrous. In swamps, N. Car. to Fla. ; probably within our area, though 

 not reported. July-Sept. 



Lobelia amofcna glandulifera A. Gray. Smaller; stem very slender; leaves 2-5 cm. 

 long, mostly obtuse, glandular-dentate; bracts small, very glandular; raceme somewhat 

 secund; sinuses of the calyx sometimes slightly auricled, the lobes commonly glandular. 

 Del. and Va. to Fla. and Ala. 



6. Lobelia puberula Michx. DOWNY LOBELIA. (I. F. f. 3505.) Peren- 

 nial, densely and finely puberulent all over, slightly viscid ; stem mostly simple, 

 leafy, 3-9 dm. high. Leaves oval, oblong, ovate, or obovate, rather thick, the 

 lower petioled, all obtuse or the uppermost acute, denticulate or crenate-dentate, 

 the teeth often glandular; flowers blue, 16-20 mm. long, in long spike-like racemes: 

 lower bracts, or sometimes all of them, foliaceous. glandular; calyx hirsute or 

 pubescent, its lobes narrowly lanceolate, elongated, usually with small short round- 

 ed auricles at the sinuses; corolla-tube about I cm. long, 2-3 mm. thick, the lobes 

 of its larger lip broadly ovate, glabrous; larger anthers minutely bearded. In 

 moist sandy soil, southern N. J. to Fla., west to III., Kans. and Tex. Aug.-Oct. 



7. Lobelia glandulosa Walt. GLANDULAR LOBELIA. (I. F. f. 3506.) 

 Perennial; stem slender, leafy below, nearly naked above, simple, glabrous, or 

 sparingly pubescent, 3-12 dm. high. Leaves thick, glabrous, the lower petioled, 

 obtuse, often 17 cm. long and 8 mm. wide, the upper sessile, acutish, shorter; 

 flowers racemose-spicate, secund, often few and distant, blue, nearly 25 mm. long; 

 bracts narrow, glandular; calyx-tube often densely hirsute, its lobes subulate, the 

 sinuses not appendaged; corolla-tube 10-12 mm. long, 2-3 mm. thick, about twice 

 as long as the calyx-lobes; larger lip of the corolla pubescent within at the base, 

 its lobes ovate, acutish; anthers all bearded at the tip. In swamps near the coast, 

 Va. to Fla. July-Sept. 



8. Lobelia spicata Lam. PALE SPIKED LOBELIA. (I. F. f. 3507.) Peren- 

 nial or biennial, puberulent; stem strict, simple, leafy, 3-12 dm. high. Leaves 

 thickish, pale green, repand-dentate, crenulate, or entire, the basal ones broadly 

 oblong, oval, or obovate, very obtuse, narrowed into short petioles, 3-7 cm. long, 



