Sahbalia. GEXTIAXACEJE. 115 



-4— Calyx-tube prominently 5-costate, nearly or quite enclosing the retuse capsule: corolla IJ to 

 2 inches in diameter. 



■ S. campestris, ISlutt. A span or two high, divergently branched above : leaves ovate 



•with subcordate clasping bajL-, somewhat 3-.>nerved, one-half to an inch long, those of the 

 branches lanceolate : pcdunL-lcs about 2 inches long : calyx-lobes narrowly linear-lanceo- 

 late, acute, half to three-fourths inch long, equalling the broad lobes of the lilac- 

 colored corolla; angles of its campanulate tube bulnw the sinuses acute and wing-like in 

 flower, thickened in fruit; style verj' deeply 2-cleft. — Trans. Am. Piiil. Soc. n. scr. v. 197; 

 Hook. Bot. Mag. t. 5015. S.formosa, Buckley in Proc. Acad. Pliilad. 1802, 7. — Prau-ies of 

 Arkansas and Texa.s. Very showy. 



•^r- -t— Calyx-tube very short, girding the base of the capsule, not conspicuously costate : plants 

 loosf.'ly paniculate-branching: corolla bright rose-color or pink, with white varieties, or the last 

 white. 



■ S. stellaris, Pursh. Leaves rather fleshy, from oblong to lanceolate and the uppermost 



narrowly linear; calyx-lobes subulate-hnear, from half to nearly the full length of the 

 corolla-lobes; eye or star of the corolla conspicuous ; style nearly 2-parted. — 11. i. Vol. 

 S. gracilis, Ell. 1. c, not Salisb. Chironia suAlatn, iluhl. Cat. — Brackish marshes, coast of 

 Massachusetts to Plorida. Appears to pass into the ne.xt. 

 • S. gracilis, Salisb. Stems more slender : branches and peduncles filiform ; leaves linear 

 and the uppermost filiform or setaceous ; calyx-lobes very slender and as long a^ those of 

 the corolla (6 to 9 lines long); style 2-cleft to the middle. — Parad. Lond. t. C2; Pursli, 

 1. L-. ; Griseb. in DC. 1. c. 49; Chapm. Fl. Z'A. Chironia gracilis, Jlichx. 1. c. C. campmiu- 

 lata, L. Spec. 190 '., but not from "Canada." — Brackish marshes and river banks, Xan- 

 tucket (an ambiguous form), and Xew Jersey to Florida and Louisiana, extending inland to 

 the motmtainff of Georgia. (Cuba.) 



Var. grandiflora. Stem more rigid and erect : lower leaves fleshy : flower much 

 larger; the corolla-lobes from three-fourths to nearly a full inch long. — Coast of E. Flor- 

 ida, Leavenworth, Buckley, Palmer, &c. 

 S. Blliottii, Steud. Effusoly and paniculately much branched, a foot or two high; 

 leaves small; the lower cauUne (half inch or less long) thickish, from obovate to lanceo- 

 late; upper narrowly linear and rather longer; those of the filiform flowering branches 

 setaceous-subulate; flowers numerous; lobes of the calyx skmler-subulate, about twice 

 the length of the tube, very much shorter than the spatulate-oblong or oblanceolate lobes 

 of the (apparently always white) corolla; the corolla-lobes only -5 or 6 lines long: 'tyle 

 2-parted. — Chapm. Fl. 5.34. S. paniculata. Ell. Sk. i. 282 (ex char.), not Pursh. S"--:-tin 

 difformis, L. Spec. i. 226 ? — Pine barrens on the coast ( S. Virginia ? ) S. Carolina to Florida. 

 (Bahamas.) 



§ 2. Flowers 8-12-merous, most commonly 9-11-meroiis. larw and showy, 

 * Solitarj' on naked somewhat paniculate peduncles : anthers at lenslh coiled into a helix. 

 S. chloroides, Pursh. Stem a foot or two high, loosely and sparingly branched above : 

 leaves oblong-lanceolate, or the lowest oblong-spatulate and the uppermost linear; calyx- 

 lobes subulate-linear, about half the length the spatulate-obovate lobes of the (rose-riurple 

 or sometimes white) corolla ; divisions of the deeply-cleft style linear-clavate. — Torr. Fl. 

 X. Y. ii. t. 84. Chironia dodecandra, L. Spec. i. 190 ; 'Walt. 1. c. Chlora dodecandm. L. 

 Syst. Chironia chloroides, Jliehx. Fl. i. 147. — ilargin of pine-barren ponds along the coast, 

 Massachusetts to Florida and Alabama. Corolla about 2 inches in diameter. 



Var. stricta. Stem more rigid, 1-f ew-flowered : leaves all linear. — Chironia decandra, 

 T\'alt. 1. c. ? — S. Carolina 1 Alabama, and Florida. 



* Capitate-clustered or sometimes solitarj' flowers sessile and leafy-bracted : calyx-tube turbinate: 

 anthers of firm texture, slightly curved. — Lnpiihen,Gr\^e\t, 



S. gentianoides. Ell. Stem strict, a foot or two high ; radical leaves in a rosulate tuft, 

 obovate or oblong ; cauline very narrowly linear, 11 to 3 inches long, a line or two wide ; 

 the uppermost involucrating the terminal cluster of 3 to 5 or sometimes one or two nearly 

 sessile flowers ; occasionally one or two in lower axils : calyx-lobes lanceolate-subulate, very 

 much shorter than the spatulate corolla-lobes, these 6 to 10 lines long ; style 2-cleft at the 

 apex, the lobes spatulate. — Sk. i. 286 ; Chapm. Fl. ."54. 5. oligopht/lla, Feathemian in Univ. 

 Jlississip. Rep. 1871. Lapithea gentianoides, Griseb. in DC. 1. c. 48. — ilargin of pine-barren 

 ponds, Georgia and Florida to Texas. 



