100 Lxx. RUBiACEiE (hiern). [Gardenia. 



Flowers 6-1 1-merous. 



Calyx-lobes arising from the apex of the tube. 



Placentas 4-6 1. G. Thunbergia (vat.). 



Calyx-lobes apparently arising below the 



apex of the tube. Placentas 6-11 . . 2, G. Jovis-tonantis. 



Flowers 5-merous 3. G^. resinifiua. 



Fruit fusiform. 

 Flowers 6-7-merou8. 



Calyx-lobes arising from the apex of the 



tube 4. C. assimilis. 



Calyx-lobes arising outside just below the 



truncate margin of the tube 5. G. nitida. 



Flowers pentamerous 6. G. Vogelii. 



Corolla funnel-shaped or campanulate. 



Flowers subsessile. Calyx and corolla hairy 

 inside their tubes. 

 Corolla shortly hairy on both sides. Pla- 

 centa solitary 1. G. Manganjce. 



Corolla glabrous outside. Placentas 2 . . 8. (r. Anna (var.). 

 Flowers pedunculate. Calyx and corolla gla- 

 brous on both sides. 

 Leaves oval, 1^-4 in. long; lateral veins 



about 4-5 pairs . 9. G^. Abbeokuta. 



Leaves elliptic-oblong, 3-8 in. long; lateral 



veins about 8-10 pairs 10. G. konguensis. 



Branches tawny-puberulous 11. G.urcelliformis. 



Flowers corymbose or clustered. 



Calyx -lobes ovate, obtuse, fimbriate-ciliate . . .12. G.fernandensis. 

 Calyx-lobes lanceolate, acuminate, glabrous . . .13. G. 1 zangiieharica. 



1. G-. Tbunbergrla, imn. /. .' ex Tliunh. Diss. Garden, (resp. P. 

 Djupedius) pp. 11 et 17. n. 3 (16 Dec. 1780) ; varr. A shrub or tree, 

 very low or ranging up to 15 ft. or even a large tree, glabrous 

 puberulous or hispidulous. Branches ternate or 2 or 4 together, stout, 

 crooked, pale or cinereous, leafy, not or rarely spinous, but sometimes 

 abbreviated in the form of blunt spines. Leaves oval or obovate, 

 ranging up to 6 by 3 in. but usually smaller, opposite ternate or 4 

 together, obtuse or subacuminate, more or less wedge-shaped towards 

 the acute or subauriculate sessile subsessile or shortly petiolate base, 

 veins more or less pellucid, lateral veins rather close, slender, parallel ; 

 stipules shortly sheathing. Flowers terminal, solitary, sessile or sub- 

 sessile, girt at the base by the uppermost stipules, ranging up to 5 or 

 6 in. long, usually shorter, 6-10-merous, fragrant. Calyx ranging up 

 to 1^ in. long, tubular, more or less dilated upwards, terete or costate, 

 hairy at least inside ; equally or unequally toothed or lobed or truncate 

 and entire, or slit deeply down one side so as to become spathaceous ; 

 lobes narrow or subfoliaceous, obtuse, green. Corolla salver-shaped ; 

 limb white, turning cream-coloured or yellow ; tube narrow and 

 cylindrical below, funnel-shaped above ; mouth hairy ; lobes obovate 

 oval or oblong, ranging up to 1^ in. long, obtuse, contorted dextrorsely 

 (as seen from inside) in bud. Anthers partly exserted or included, 

 glabrous. Stigma exserted, 2-6-lobed, exserted. Fruit ellipsoidal 

 egg-shaped globose or conical, 1-4 by 1-3 in ; pericarp woody, crass 



