244 CAMPANULACE.fi. (CAMPANULA FAMILY.) 



# Flowers panicled (or rarely solitary), long-ped uncled : pods nodding. 



1. C. rotundifdlia, L. (Harebell.) Slender, brandling (5'- 12 

 high), 1 - 1 O-flowcred ; root-leaves round-heart-shaped or ovale, mostly toothed or 

 crenate, long-petioied, early withering away ; stem-leaves numerous, linear or nar- 

 rowly lanceolate, entire, smooth ; calyx-lobes awl-shaped, varying from £ to § tho 

 length of the bright-blue corolla. 1). — Rocky shaded banks; common north- 

 ward, and along the mountains. July. — A delicate and pretty, but variable 

 species, with a most inappropriate name, since the round root-leaves are rarely 

 conspicuous. Corolla £'-f long. (Eu.) 



Var. liilifolia. Stems more upright and rather rigid; the lowest leaves 

 varying from heart-shaped to ovate-lanceolate ; corolla §'-1' long. (C. linifo- 

 lia, Lam.) — Shore of Lake Huron, Lake Superior, and northwestward. (Eu.) 



2. C aparilioidcs, Pursh. (Marsh Bellflower.) Stem simple 

 and slender, weak (8' -20' high), few-flowered, somewhat 3-anglcd, rough back- 

 wards on the angles, as are the slightly toothed edges and midrib of the linear-lance- 

 olate leaves ; peduncles diverging, slender : lobes of the calyx triangular, half the 

 length of the bell-shaped (nearly white) corolla. 1J.? (C. erinoides, Muhl.) — 

 Bogs and wet meadows, among high grass. July. — Plant with somewhat the 

 habit of a Galium ; the corolla barely &' long. 



3. C. divaricata, Michx. Very smooth; stem loosely branched (1°- 

 3° high) ; leaves oblong-lanceolate, pointed at both ends, coarsely and sharply toothed; 

 flowers numerous on the branches of the large compound panicle, calyx-lobes awl- 

 shaped, about half the length of the pale-blue small (£') corolla; style protruded. 

 U — Dry woods and rocks, mountains of Virginia, Kentucky, and southward. 

 July - Sept. 



# * Ftotvers numerous, nearly sessile, crowded in a long more or less leafy spike : 

 corolla almost wheel-shaped, deeply 5-lobed: pods erect. 



4. C Americana, L. (Tall Bellflower.) Stem mostly simple 

 (3° -6° high) ; leaves ovate and ovate-lanceolate, taper-pointed, sen-ate, mostly 

 on margined petioles, thin, somewhat hairy (2£'-6' long); the slender stylo 

 protruded and curved. ty — Moist rich soil, New York to Wisconsin, and 

 southward. July. — Spike l°-2° long. Corolla blue, 1' broad. 



C. Medium, L., the Canterbury Bells, and some other species, are com- 

 mon in gardens. C. glojierata, L., has escaped from gardens at Danvcrs, 

 Mass. 



2. SPECUL.ARIA, Heist. Venus's Looking-glass. 



Calyx 5- (or 3-4-) lobed. Corolla wheel-shaped, 5-lobed. Stamens 5, sep- 

 arate; the membranaceous hairy filaments shorter than the anthers. Stigmas 

 3. Pod prismatic or elongated-oblong, 3-eelled, opening by 3 small lateral 

 valves. — Low annuals ; the lower flowers in the American species (§ Triodal- 

 lus, Raf.) fruiting precociously in the bud, without expanding their imperfect 

 corolla. (Name from Speculum Veneris, the early name of the common Euro- 

 pean species.) 



