Obdbk 11.— LOBELIACEiE. 477 



Penn. to Ga. and La. St, 12 — 30' high, scarcely furrowed. Lvs. covered with a 

 short, downy or silky pubescence, 1 to 2' in length and half as wide. Fls. 

 twice larger than in No. 7, on very short pedicels, each solitary in the axil of an 

 ovate-lanceolate bract, forming a one-sided raceme, leafy below. Cal. hairy at 

 base. Cor. of a bright purplish blue. Jl. 



8 L. amoena Mx. Erect, simple, glabrous (rarely a little pubescent) ; Ivs. lanceo- 

 late, attenuated at each end, the lower petiolate, repand-dentieulate ; fls. large, 

 secund ; calyx-tube abrupt at base, very short, lobes subulate nearly as long as 

 the corolla. — Ditches and damp soils, Va. to Ga. Sts. 1 to 3f high, with numer- 

 ous fls. of a bright blue. Lvs. 2 to 3' (4 to 6', Nutt.) long. CoroUa about 10" long. 

 Differs from No. 7 in its pointed, smooth lvs., sepals without auricles, &c Pedicels 

 very short. Sept., Oct. 



9 L. spicita Lam. Puberulent ; st. erect, simple ; lvs. oilong, sessile, mostly ob- 

 tuse, obscurely denticulate, radical ones spatulate ; fls. (small) usually crowded, in 

 a long, slender raceme ; pedicels as long as the flowers, or entu-e, subulate bracts ; 

 Sep. subulate, as long as the tube of the corolla. — If Fields and prairies. Can. and 

 U. S. St li to 2f high, somewhat grooved, few-leaved, ending in a spilie-like 

 raceme 6 to 10' long. Cor. pale blue, 3 to 4" long, the palate bidentate. Jl. — 

 Sept. — Differs from No. 6 in its slender pedicels, absence of auricles, &o. (L. 

 Claytonia Mx.) With a loose fewer-flowered raceme, it is the same as L. 

 palhda Muhl. 



10 Ii. infldta L. Indian Tobacco. St. hairy, branched, erect ; lvs. ovate-lanceo- 

 late, sessile, serrate, pilous ; caps, inflated. — ® In fields and woods. Can. and TJ. 

 S. Boot fibrous. Stem erect, very rough, angular, simple, becoming branched 

 in proportion to the luxuriance of the growth, 10 — 15' high. Leaves elliptical, 

 sessile, hairy and veiny. Flowers in leafy spikes, axillary, peduncled. Corolla 

 small, pale blue, leaving an oval, turgid capsule in the calyx. Jl. — Sept. — This 

 plant is much renowned iu Pharmacy. See remarks under the order. 



11 L. Boykinii Torr. & Gr. St. glabrous, branched, hratiches erect, virgate; lvs- 

 linear, erect, glandular-denticulate; fis. on slender, flattened pedicels in long, 

 loose racemes ; oaL turbinate, with lance-linear, acuminate segm. — ^Wet soils, Ga. 

 and Ho. "Wo merely saw this species in the herbarium of Dr. Curtis. 



12 Ii. ITuttallii DC. Glabrous ; st. erect, very slender, almost filiform, isubsim- 

 ple ; lvs. few and remote, subentire, radical linear-spatulate, cauline, rather acute ; 

 fls. few, remote; pedicels as l/mg as the corolla; calyx-tube almost none. — An ex- 

 ceedingly slender plant, around sandy swamps, L. Isl. to Car., 1 to 2f high, often 

 branched. Lvs. G to 12" by 1 to 1|"- Pedicels 3 to 10" long, blue as well as 

 the flowers. Jl., Aug. 



13 Zi. Kalmia L. Glabrous ; st. slender, erect ; radical lvs. spatulate, stem lvs. 

 linear-lanceolate, obtuse . rac. lax, few-flowered, leafy ; pedicels longer than the 

 flower, minutely bracteolate ; cal. tube obovate. — A small and delicate species, in- 

 habiting the rooky banks of streams, Me. (Miss Towle), to Niagara and Wis. St. 

 6 to 12' high, commonly simple. Lvs. sessile, 1' long and 1 to 2" wide, upper ones 

 entire, lower with remote, minute teeth. Pis. remote, axillary to bracts. Cor. 

 pale blue, the 3 lower segments obovate. Aug. 



14 L. paluddsa Nutt. I/vs. linear-spatulate, thickish, obtuse, petiolate; scape 

 with a few small, linear bracts, simple; fls. loosely racemed, pedicels about as 

 long as the calyx segments. — In bogs Del. to Pla. and La. Scapes 2 to 3f Lvs, 

 few, near the base, 5 to 10' long, 5 or 6'' wide, slightly glandular-crenate. Pis. 

 pale blue, rather larger than No. 13 (6" long). Apr. — Jn. 



15 L. Dortmdnna L. Lvs. submerged, tufted, linear, entire, hoUow wiOi 2 longi- 

 tudinal cells, short, obtuse ; scape simple, nearly naked ; fis. in a terminal raceme, 

 remote, pedicellate, nodding. — It A curious aquatic, growing in ponds, N. States 

 to Ga., the flowers only rising above the water. St. erect, hoUow, long, bearing 

 above the surface a raceme of 3 or 4 remote, pedicillate flowers. Lvs. radical, 

 erect, recurved at the top, 2' long. Pis. pale blue. Caps, half free, lipped with 

 the style. Jl. 



1. CLINTO'NIA, Douglas. Calyx 5-sepaled, subeqnal ; corolla bilab- 

 iate, lower lip crenate, 3-lobed, upper erect, 2-parted; stamens incurved, 



