GENTIANACÉES. 137 
minores v. steriles. Placentæ parum intrusæ. Stylus gracilis; apice 
dilatato plus minus 2-10bo v. 2-lamellato. Fructus valvæ marginibus 
parum intrusis seminigeræ. — Herbæ annuæ dichotomæ; foliis oppo- 
sitis, sessilibus, amplexicaulibus v. omnino connatis; floribus termi- 
nal-cymosis, nune secundis v. spurie spicatis. (Asia et Oceania trop!) 
25. Schultesia Marr.°? — Flores 4-meri; calyce conico, pyrami- 
datove, 4-carinato v. 4-alato, 4-fido, venoso, leviter imbricato. Corollæ 
infundibularis tubus supra germen contractus, ad faucem ampliatus ; 
limbi lobis ovatis tortis. Stamina tubo affixa; antheris oblongis, 
muticis v. apiculatis, rectis. Placentæ plus minus intrusæ. Stylus late 
2-lobus; lobis 2-lobulatis v. lamellatis. Fruetus placenticidi valvæ 
marginibus intrusis v. involutis seminiferæ. Semina rugoso-foveolata. 
— Herbæ annuæ, simplices v. ramosæ; foliis oppositis; floribus® in 
Summis ramis cymosis; cymis biparis; pedicellis laxis v. brevissimis. 
(America trop., ? Asia trop.) 
26. Coutoubea AuBL.° — Flores 4-meri; calycis 4-fidi lobis acu- 
Minatis carinatis, margine scariosis. Corollæ tubus brevis; limbi lobis 
4, acutis, patentibus, Stamina tubo affixa ; filamentis plerumque basi 
dilatatis; antheris oblongo-sagittatis, apice rectis v. demum recurvis, 
loculis bas: longe us. Dre valde intrusæ. Stylus gracilis, 
apice 2-lamellatus. Capsuke placenticidæ valvæ intrusæ involutse 
seminiferæ., Semina œ, parva v. minuta subglobosa v. ovoidea, ple- 
'umque leviter foveolato-reticulata. — Herbæ erectæ, subsimplices v. 
lamosæ virgatæ divaricatæve; foliis oppositis v. verticillatis, sessilibus 
*. amplexicaulibus; floribus$ alternis v. oppositis, sessilibus v. brevi- 
ler pedicellatis, in spicas terminales densas v. interruptas, simplices 
Y. lamosas, dispositis, 2-bracteolatis. (America mer. trop. or.”) 
1. Spec. 10-19. Wicur, Jcon., t. 13%6, a 203, t. 56-58. — WaLr., Rep., NI, 502; Ann., 
— Hook. , Bot t. Misc., VII, t. r 95. — BENTH., In, 80. 
# austral., IV V, 372. .—B. CLKE, in Jour PI. quian., 1, 72, + 97, 28 (part). — J., 
Linn. Soc., XIV, 429: in Hook. f. FL. brit. Ind., Gen 1 V2 Lame Ms 02 Eh Gen 
Le 2 — Bot LE à 3066 (Pladero), 5429. 3353. — GRISEB., in "DC. Prodé. . IX, 
Ann, us Gen., 1, 812, n. 30. — Picria re 
2. Non. gen. ce ape. II, 103, t. 180-183. — a "191. 
CRISES., in Prodr., IX, 67. —- B. H., Gen., = "Albis * ob rer parvis. 
ul, #14, N. 28. — Reicherlia KaRsT., in Bot. Spec. ad , Icon., “ cut VAL, 
n (aus 397; FL. columb., 1, 59, t. 29. sue It, 17 rss dl: à au, M: gen. 
| 1, 111, t. 185 (Cétebee), - ee . A 
+ Roseis, violaceis v. flavis, nunc Enr et spec., 
4. Spec. ad 12. AUBL., Guian., t. , fig. 1  Mart. FI. bras. VI, 210, t 
Y, 512. 
ie . 57. —- WALP., Ann. 
(Exacum). — pro. in Mart. FL “fig VI, 
