GKNTIANACE^. (gENTIAN FAMILY.) 343 



flowered, forming an oblong panicle ; calyx-lobes J or J shorter than the corol- 

 la. (S. concinna, Wood, ex char.) — Dryish grassy places, Virginia, Indiana 

 ( Wood), and southward. Juue-Aug. — Corolla 1'- li' broad; the lobes nar- 

 rower than in the next. 



4. S> angul&lls, Pursh. Stem somewhat i-wingedrangled, much branched 

 above (1°-2J° high), many-flowered; leaves ovate, acutish, S-nerved, with a 

 tomewhat heart-shaped clasping base ; calyx-lobes J to J the length of the corolla. 

 ^- Dry river-banks, &c.. New York to Illinois and southward. July, Aug. — 

 Corolla 1 J' wide, deep rose-purple ; the lobes obovate. 



•* ++ Erect or soon diffuse, loosely branched; the branches alternate or forking (stems 

 terete or sUghily i^ngled) : peduncles elongated and \-flowered. 



5. S. calycosa, Pursh. Diffusely forking (i°-l° high), pale; leaves 

 oblong or lance-oblong, nanvwed at the base (lJ'-2' long); calyx-lobes foliaceous, 

 spalulate-lanceolate (|'-1' long), exceeding the almost white corolla. — Marshes, 

 coast of Virginia, and southward. June - Sept. 



6. S< Stellaris, Pursh. Loosely branched and forking (5'-15' high); 

 leaves oblong- or ovate-lanceolate, or the upper linear ; calyx-lobes awl-shaped-linear, 

 varying from half to nearly the length of the bright rose-purple corolla. — Salt marsh- 

 es, Massachusetts to Virginia, and southward. July - Sept. — This may run 

 into the next. 



7. S. grcicilis, Salisb. Stem very slender, at length diffusely branched 

 (l°-2° high) ; the branches and long peduncles filiform; leaves linear, or the 

 lower lance-linear, the uppermost similar to the setaceous calyx-lobes, which equal the 

 rose-purple corolla. (Chironia campanulata, Zy.) — Brackish marshes and river- 

 banks, New Jersey (Burlington, Mr. Cooley) to Virginia, and southward. 

 June - Sept. 



* # Corolla 9-\2-parted, large {about 2' broad). (Lapithea, Griseb.) 



8. S. chloroldes, Pursh. Stem nearly round (l°-2° high), loosely 

 paniclcd above; the peduncles slender, 1-flowered; leaves oblong-lanceolate; 

 calyx-lobes linear, half the length of the deep rose-colored (rarely white) corol- 

 la. — Borders of brackish ponds, Plymouth, Massachusetts, tu Virginia, and 

 southward. July - Sept. — One of our handsomest plants. 



2. EBYTHRiGA, Pers. Cbntauet. 



Calyx 4 - 5-parted, the divisions slender. Corolla fuimel-form or salver-form, 

 with a slender tube and a 4 - 5-parted limb, which in withering twists on the 

 pod. Anthers exserted, erect, twisting spirally. Style slender, single : stigma 

 capitate or 2-lipped. — Low and small branching annuals, chiefly with rose- 

 purple or reddish flowers; whence the name, from ipvQpos, red. (All our 

 Northern species were probably introduced from Europe, and occur only in a 

 few localities.) 



1. E. Cent AtjEinM, Pers. (Centauet.) Stem upright, corymiosrfy 6rancW 

 above ; leaves oblong or elliptical, acutish ; the uppermost linear ; cymes clus- 

 tered, flat-topped, the flovxrs all nearly sessile ; tube of the (purple-rose-colored) 



