476 Order 71.— LOBELIACEjE. 



1. LOBE'LIA, L. (In honor of Matthias de Lobcl, physician and 

 botanist to James I.) Corolla tubular, irregular, cleft nearly to the base 

 on the upper side, upper lip of 2 separate lobes, lower 3-lobed ; stamens 

 with the anthers united above into a curved tube ; stigma 2-lobed ; cap- 

 sule opening at the summit ; seeds minute. — Herbaceous plants, with 

 the lis. axillary and solitary, or in terminal, bracted racemes. 



^ Corolla bright red or scarlet, large Nos. 1, S 



^ Corolla blue, often pale, or variegated with white. (*) 



* Calyx lobes aurieulato at base ami often denticulate, (a) 



a Leaves acute or somewhat acuminate Nos. 8 — S 



a Leaves obtuse or scarcely acme Nos. 6, T 



* Calyx lobes not nuricled, entire, (b) 



b Leaves cauline, — denticulate. Stem simple Nos. 8, 9 



— denticulate. Stem bnmching.Nos. 10,11 

 — entire. Stem very slender Nos. 12,13 



b Leaves radical or nearly so. Stem naked N os. 14, 15 



1 L. cardinalis L. Cardinal Flower. St. simple, glabrous; lvs. oblong-lan- 

 ceolate, slightly toothed, acute at each end, sessile ; As. in a terminal, bracted, 

 secund raceme ; stam. longer than the corolla. — A tall species frequent in mea- 

 dows and along streams, Can. to Car. W. to III. St. 2 to 4f high, often quite glab- 

 rous as -well as the whole- plant. Lvs. 2 to 4' by 8 to 15", usually denticulate. 

 Fls. on short pedicels, few or numerous, in a superb, nodding raceme. Bractfi 

 linear-subulate, much shorter than the flowers. Cor. deep scarlet, near 2' in 

 length. JL, Aug. f — A variety from Potsdam, N. Y., has tho leaves all entire. 

 Another var. from Mass. lias white corollas with more narrow segments. 



2 L. fulgens Willd. Mexican Cardinal Flower. St. erect, simple, pu- 

 bescent ; lvs. pubescent, narrow-lanceolate, acuminate, subentiro and revoluto at 

 edge; raceme many-flowered; stam. tho length of tho corolla. — Cultivated. Even 

 superior in size and splendor to No. 1. Stems 3 to 5f high, racemes 2 to 3f long, 

 f Mexico. (Banks of the Mississippi, Pursh. Probably an error.) 



3 L. syphilitica L. Blue Cardinal Flower. St. erect, simple; lvs. oblong- 

 lanceolate, acuto or acuminate, unequally serrate, somewhat hirsute ; rac. leafy ; 

 cal. hLspidly ciliate, with the sinuses reflexed. — U A showy plant, in wet mea- 

 dows and along streams, U. S. and Can., more common in the W. States. Stem • 

 erect, 2 — 4f high, simple, angular, with short hairs. Lvs. lanceolate, broader at 

 base, acute at each end, somewhat eroscly dentate, pilous. Fls. large, (1' long) on 

 short peduncles, each solitary in the axil of an ovate-laneeolato bract. Cor. bright 

 blue or purplish. Caps, half superior. July. 



4 L. glanduldsa Walt. Pubescent or nearly glabrous, simple ; lvs. linear-lance- 

 olate, rather acute, sessile, glandular-denticulate; fls. few, rather large; cal. tube 

 short, hispid or pubescent, lobes lanceolate, cordate or somewhat auriculato at 

 base, mostly denticulate, half as long as the stamens, ivhich are hut half the length 

 of the corolla, — if In damp barrens, Va. to Fla. and La. Sts. 18' to 2f high. Lvs. 

 1 to 'S long. Fls. 9" long, blue. Pedicels 2 to 3''. Varies much in pubescence. 

 Sept., Oct. 



5 L-. Ludoviciana. Hispidly pubescent, strict, erect, simple ; lvs. small, crowded, 

 oblong-linear, sessile, strongly denticulate; fls. subsessile; cal. truncate at base, 

 densely hispid, segm. ovate-acuminate, half tho length of the corolla, densely fim- 

 Iriate-tooihed. — La. (Hale). A plant widely different from the foregoing. Height 

 1 to 2f. Lvs. less than 1' long, 1 to 2" wide, all similar (radical uot seen). Cor. 

 bluo, 8 to 9" long, hispid. 



6 L. leptostachys A DC. Glabrous; st. erect, virgate, simple; lvs. oblong- 

 lauceolate, minutely-denticulate, sessilo ; fls. subsessile, small, not secund in a long, 

 Blender spike, cal. segrn. lanceolate-acuminate, longer than tho tubo of tho corolla; 

 bracts lanco-linear, denticulate, longer than the pedicels. — Prairies, TV. States to 

 La. St. 1 to 2f high. Lvs. 1 to 2' by 4 to 8". Rac. G to 12" in length, the 

 bracts and sepals rather conspicuous. Fls. light-blue, about 4" long. Much re- 

 sembles L. spicata. JL 



7 L. puberula Mx. Soft pubcrulent; st. erect, simplo; lvs. ovatc-oblong ctr 

 elliptical, obtuse, sessile, repand-denticulate; rac. spicalc, secund; Jls. large; eai 

 ciliate, the segments shorter than tho tube of tho corolla. — y Wet ground^ Ohio, 



