ORDER 95. GENTIANACEJE. 583 



1. SABBA^TIA, Adams. AMERICAN CENTAURY. (In honor of Sab- 

 bati, a distinguished Italian botanical author.) Calyx 5 to 12-parted; 

 corolla rotate, limb 5 to 12-parted ; stamens 5 to 12 ; anthers erect, at 

 length recurved, 2-celled, opening by chinks; style 2-parted, slender, 

 deciduous; capsule, 1-celled, the valves a little introflexed. Slender 

 herbs, very beautiful, with pedicellate, mostly roseate fls. All N. Amer- 

 ican. 



Corolla mostly 9 (rarely 7 to 12)-p.irted, rose-red. LAPITHKA, Griscb Nos. 1, 2 



Corolla 5 (rarely 6)-p;u"ted. True SAIIKATIA. (a) 



a Brunches alternate or forked. Flowers white or nearly so Nos. 3, 4 



Flowers rose red, starred Nos. 5, G 



a Branches opposite. Flowers white, corymbed Nos. 7, 8 



Flowers rose-red, paniculate NOA. 9, 10 



1 S. gentianoides Ell. St. strict, terete, subsimple ; Ivs. longer than the inter- 

 no&n, linear, rigid, erect, floral reflexed; fls, 8 to 10-parted. in small, terminal and 

 axillary capitats cymes ; cal. segm. subulate, shorter than the obovate-spatulatc, 

 obtuse petals. Ponds in pine barrens, Ga. to La. and Tex. Plant 1 to 2f high. 

 Lvs. 2 to 3' long. Fls. very handsome, deep rose-color, 16" diam. Aug. (Lapi- 

 thea, Griseb.) 



2 S. chloroides Ph. St. slender, weak, subterete ; Ivs. lanceolate, erect ; branches 

 few, alternate, l-flowered; fls. 7 to 12-parted; sep. linear, shorter than the corolla. 

 Wet grounds, Mass., R. I. to Ga. and Fla. St. 2 to 3f high, somewhat angular. 

 Lvs. 1 to 1J' long, closely sessile, acute, veinless. Fls. solitary, terminal. Cor. 

 nearly 2' diam., much larger than tho calyx, bright purple with a yellow base. 

 Jn. 



3 S. calycosa Ph. St. erect, terete, fork -branched, rather rigid; Ivs. oblong, 3- 

 veined, obtuse ; Us. solitary, 5 to G-parted ; cal. leafy lance -oblong, equaling or ex- 

 ceeding the corolla ; pet. oblanceolate. Fields and meadows, Va. to Ga. and La. 

 St. a foot high, subangular, with spreading branches. Lvs. 1 to 2' long, sessile, 

 mostly obtuse, oval, thin. Fls. on long, rigid peduncles, about 1' diam., pink col- 

 ored. Sep. acute. Fruit as large as a pea. Jn. Sept. 



4 S. paniculata Ell. St. terete, or slightly angled at base; internodes much ex- 

 ceeding tho leaves ; branches alternate ; hs. linear, the lower oval and rarely 

 roundish ; panicle diffuse but its branches strict ; cal. segm. linear-setaceous, 2 or 

 3 times longer than its tube, twice shorter than the corolla ; cor. segm. 5, obtuse. 

 Damp pine barrens, South, common. Much branched, 1 to 2f high. Lvs. 4 to 

 10" long. Fls. white, 1' diam. Jl. Oct. 



5 S. gracilis Salisb. St. slightly angular, internodes twice longer than the leaves ; 

 branches flaccid, l-flowered, alternate, spreading; Ivs. linear and lance-linear, tho 

 lowest lance-ovate ; panicle diffuse, few-flowered ; cal. segments linear-setaceous, 

 about equaling the corolla ; cor. 5-parted, lobes elliptic-oblong, obtuse. Marshes 

 and meadows, Penn. to Fla. and La. Very slender, I to 2f high, with long, al- 

 most filiform branches. Fls. terminal, subsolitarv, 14" broad, on long peduncles. 

 Jl, Aug. 



G S. stellaris Ph. St. somewhat angular, sparingly fork-branched, with long, 

 l-flowered branches; Ivs. lanceolate and obovate-lanatolate, acute; cal. segm. linear, 

 varying in length but much shorter than the 5-parted corolla, the tube top-shaped, 

 very short. Marshes, Can. to Car. St. 3 to 15' high, often diffusely branched. 

 Lvs. about 1' long, the upper almost linear. Fls. of a bright rose-color, with u 

 yellow star bordered with deep red. Jl. Sept. S. gracilis (Ell.), which it 

 closely resembles. 



7 S. corymbosa Baldwin. St. s- lightly 4-angled, internodes twice longer than 

 the leaves ; branches opposite ; Ics. oratt^anceokite, 3-veintd, acutish, upper ones 

 lanceolate ; cyme fastigiate, terminal ; cal segm. linear, 3 times longer than its tube, 

 twice shorter than the corolla; cor. 5 to G-parted, white, lobes obovate-olong, ob- 

 tuse. Pine barrens, N. J. to Ga. St. a loot high, branching near the summit. 

 Lvs. an inch in length, closely sessile. Fls. few, generally G-merous, white. Jn., 

 Jl. (Cliironia lanceolata Walt.) 



C S. macrophylla Hook. St. terete, glaucous; internodes twice longer than 



