162 T.xx. RUBiACEiE (hiern). [Craterispermvm. 



the calyx, ciliolate, clasping. Calyx-limb longer than the ovary, with 

 Sdepresso-deltoidteeth. Corolla- tube snbcylindrical ; lobes linear-oblong 

 nearly as long as the tube. Anthers partly inclnded ; filaments very 

 short. Style bidentate. Berry black-purple, ovoid, | in. long. Seed 

 solitary, deeply excavated on the face. 



XTile Ibandt Niamniam-land, by streams, Boddo, iSc?^w<?iM/e<rz'A/ 



6. C. montanuxn, Hiern. A small tree, 20 feet high. Leaves 

 elliptic-oblong, narrowed at both ends, thinly coriaceous, green on 

 both sides when dry, net- veined, 2-6 by f-lf in. ; lateral veins 

 about 6-9 pairs, slender, not conspicuous ; petiole J-^ in. ; stipules 

 broadly ovate, apiculate, connate below, shorter than the petiole. 

 Flowers few together, subsessile, in small rather supra-axillary pedun- 

 culate heads ; common peduncle solitary, ^-| in. long ; bracteoles 

 broadly ovate, mucronulate, clasping, glabrous. Calyx-limb longer 

 than the ovary, with 5 short broad mucronulate glabrous teeth. 

 Corolla unknown. 



irpper Guinea. Summit of the Peak of St. Thomas, Mann ! Mucumbrara, St. 

 Thomas, Wdwitsch ! (leaves yellow-ish green). 



55. IXORA, Linn. ; Benth. et Hook. f. Gen. PL ii. p. 113. 



Calyx-tube ovoid, often bracteolate at the base ; limb short, 4- or 

 rarely 5-toothed or shortly lobed or truncate and entire, persistent. 

 Corolla salver-shaped or shortly so ; tube cylindiical, usually slender ; 

 throat naked or somewhat bearded ; limb spreading, 4- or rarely 

 -partite, lobes shorter than or equalling the tube, dextrorsely con- 

 torted in the bud (as seen from inside). Stamens 4 or rarely 5, in- 

 serted on the throat or at the mouth of the corolla, more or less, 

 exserted, glabrous ; filaments short ; anthers linear, usually apiculate, 

 spreading or erect, fixed by the back near the base. Disk fleshy, , 

 glabrous. Ovary 2-celled ; style filiform, glabrous, equalling or shortly 

 exceeding the tube of the corolla, with two short spreading or recurved 

 rarely erect or connate branches ; ovules solitary, peltately inserted at 

 the middle of the septum, amphitropous ; micropyle inferior. Berry 

 pisiform, subdidymous or subglobose or oblique, coriaceous or fleshy, 

 2-1 -celled ; pyrenes 2-1. Seeds convex on the back, concave on the 

 face ; umbilicus ventral ; testa membranous ; albumen cartilaginous ; 

 embryo dorsal, curved, cotyledons foliaceous, radicle terete, inferior. 

 — Glabrous or glabrescent shrubs or small trees, with opposite ever- 

 green leaves, and white or red flowers often elongated, arranged in 

 terminal or rarely lateral bracteolate cymes. 



A large genus occurring throughout the tropics, especially in the East Indies. 

 Inflorescence trichotomously branched. Flowers |-3 in. 

 long. 

 Flowers 2-3 in. long. Inflorescence pedunculate. 



Leaves all subsessile. Bracteoles ovate 1. /. radiata 



Leaves petiolate except the uppermost ones. Bracteoles 



subulate 2. /. odorata. 



