'5t 



HTPOBilHKUM. Style 2Jobed. Berry small, stalked or sessile, not pulpy. Seeds in a single row in each cell. 



X % Placenta 2-cIeft. 

 Huss;kENDA. Connective of anthers not produced in a nrncro. The one or other oalycine lobe of outer flowers 



usually growing out in a discoloured leaf or leaf-like appendage. " 



Ovary usually 5-R-, rarely 2-3-oelled. Corolla-lobes valvate. 

 Adenosacme. Calyx 5-4-cleft. Corolla-throat naked. Flowers in terminal or almost terminal rarely lateral cymea 



or corymbs. 

 Ueophyllum. Calyx entire or minutely toothed. Corolla-throat bearded. Flowers in axillary clusters or cymes. 

 Trib. II. Cinchonaceae. Fruit a more or less dry capsule, variously dehiscing or rarely indehiscent . [very rarely 



turning fleshy or a real berry, the seeds in these cases always winged or appendaged.] Ovary 2-or severalr 



celled with several or a solitary ovule in each cell. Seeds winged or not. Leaves opposite with true interpetio- 



lar stipules. 



Ovary-ceJIa 2-4, many (or in Cephalanthus 1-) ovnled. Capsules variously dehiscing, dry (or rarely 



fleshy and berry-like and indehiscent). Seeds more or less winged or appendaged. 



O Flowers in dense heads. Fruit a berry or berry-like drupe, indehiscent, usually closely packed 

 on a thickened receptacle and syncarpoua. Ovary 2- or more-celled with a solitary ereobi 

 " ^ ' ^ - or numerous pendulous ovules. 

 * X Ovules and seeds numerous in each cell, imbricate, suspended, 



PsiLOBlUM. Berries long and pod-like, not connate. Seeds appendaged. _ ' 



X X Ovules and seeds solitary in each cell, erect. 

 MoBlNDA. Berries often connate and synearpous, rarely free. 



O Flowers tjollccted in a more or less dense head round a thickened receptacle. Capsules 

 deliiscing from the base or otherwise, dry, or rarely (in Sarcocephalus) baccate, 

 X Capsules berry-like, dehiscing from the base. 

 Sakcocefhalcs. Berry-like capsules 2-celled, or augmented with 2 superposed sterile cells, collected in a syncarp. 

 XX Capsules dry, dehiscing loculicidally or septicidally into 2 or 4 many- or rarely 1-aeeded 

 cocci. 



t Capsules dehiscing into 2 many-seeded cocci. Corolla- amd calyx-lobes withoat 

 interjected teeth in their sinuses. 

 Nauclea. Flowers without floral bracteoles. Trees or shrubs. > 



8Ti;pHEQXllE,-^Flowers surrounded by angular-clavate bracteoles- Trees. 



f t Capsules 2-4-ceIled, with a solitary seed in each cell. Calyx- and corolla-lobeB 

 bearing a minute tooth in their sinuses. 

 Cefhalanthcs. Flowers 4-merons, surrounded by linear-clavate bracteoles. Small trees or shrubs. 



+ f + Capsules 2-celled, opening by longitudinal slits. Hook-climbers, 

 UlfCABiA, Flowers sessile or pedicelled, without bracteoles 



Flowers in loose inflorescences, never in heads. Capsules 2-oelled, septicidally dehiscing 

 into 2 valves, or opening at apex by 4 valves, 

 t Capsule septicidally dehiscing into 2 woody valves. 

 Htmenodictton, Trees, 



t + Capsule opening at apex by 4 valves. 

 Htmenopooon. Epiphytical shrubs, 



Ovary-cells 2-4, 1- or more-celled. Capsules variously dehiscing at apex or along their wholb 



length, or separating into 2 or 4 cocci, rarely indehiscent. Seeds never winged or appendaged, 

 numerous or solitary. (Ovnles and seeds several or numerous in each cell, laterally attached.) 

 Wendlandia. Corolla imbricate- twisted, tabular. Capsules opening at top by 2 valves. Trees or shrubs, " /\ 



IXORA. 



* Floioers 5-mfirous. Panicles long-peduncled. 



Leaves membranous, glabrous I- Helferi, 



Leaves almost coriaceous, more or less shortly pubescent beneath, /. longifolia. 



* * Flowers 4-merous ; the style exserted to the same or nearly tlie same length of the 



tube, the stigma simple and thick, spindle- like. 



Corolla-tube only 3 lin. long ; flowers sessile or nearly so. 



Glabrous, turning black in drying ; flowers in a dense head, /. compaetiflora. 



Corolla-tube ^- J in. long ; flowers pedicelled. 



All parts and inflorescences glabrous, not turning black in drying, I. Pavetta. 



All parts more or less puljerulous tO tofnelitose, in drying usually turning black ; inflorescence 



shortly puberulous, ...........;..................... ,...!. tomentosa. 



All parts villous-pubescent, in drying not turning black ; inflorescence villous from spreading 



hairs, I. naucleiflora. 



* * * Flowers 4-merous, the style shorter or longer exserted, never exceeding the tube 



by! more than j-.f of its length ; stigmatic lobes usually spreading, rarely longer 



cohering. ( Floicers white.) 



O. Panicle thyrsoid, brac^iate-tr{choton,ous^ more or less long-peduncled. 



X Panicle without sessile floral leaves at or above the base of the peduncle. 

 AH parts glabrous ; flowers sessile ; corolla-tube only 2-23 lii^' ^^^g > style hairy, /. parviflora. 

 X X Panicle furnished with a j)air of sessile more or less cordate or oval 

 . ' floral leaves at or above the base of the peduncle. {Throat of corolla 



.,.,.. naked,) . ,, ,., . ... . . 



