20 LXXV. RUBIACE®. (J. D. Hooker.) 
Calyx-limb elongate 4-lobed, flowers in spikes, testa grooved 53. ScvPuosrACHYS. 
Calyx calyculate, limb truncate or 4—5-lobed, flowers fascicled, 
NENMENE . e WEE NEE EE e A Drrrosrona. 
SERIES B. Ovules 2 in each cell (ovary 2-celled). See also 53. Diplospora. 
(Genera of uncertain affinity.) 
Corolla-lobes twisted, ovules inserted together half-way up 
the cell, 1 pendulous, 1 erect voces cv re M 
Corolla-lobes valvate, ovules erect on the top of an erect 
basilar placenta . . «4 s ee ee eo o e DÉI Jackis. 
. 55. SCYPHIPHORA. 
Serres C. Ovules solitary in each cell, (See also 3. Cephalanthus, 18 
Alleophania, 19. Fergusonia, 20, Hedyotis, 21. Oldenlandia and 41. Webera.) 
SunsERIES a. Radicle superior. 
Trier VIL Guettardese.  Corolla-lobes imbricate or valvate in bud. 
Stamens inserted on the mouth of the corolla. Fruit drupaceous with 2-many 
free or cohering pyrenes. Seeds cylindric ; albumen scanty or 0. 
Corolla imbricate, calyx-limb deciduous . . . . . . . 57. GuETTARDA. 
Corolla imbrieate, calyx-limb persistent gd , . 58. ANTIRRHOÉA. 
Corolla valvate, ealyx-limb eupular, ovary 4-12-eelled . . 59. TrwoNrvs. 
Corolla valvate, calyx 5-toothed, corolla curved 2-lipped, 
ovary 2-celled . A d $04 cc 80. IEOBIEANTIOR. 
Trap VIII. K&noxiese. Corolla-lobes valvate in bud. Stamens inserted 
on the mouth of the corolla. Fruit of 2-cocci. Seeds dorsally compressed. 
Albumen copious, herbs, fruit very small. . . . . . . 61. Kwoxia. 
TRIBE IX. Albertese.  Corolla-lobes twisted in bud. Stamens inserted 
in the mouth of the corolla. Ovary l-celled with 1-2 pendulous ovules, or 
9o -celled with 1 ovule in each cell. 
Corolla campanulate, style 8-grooved, ovary 1-celled, 
eS See re Aw ES sao MA. HR 
TRIBE X. Vangueriese. Corolla-lobes valvate in bud. Stamens inserted 
in the mouth of the corolla. Drupe with 2-many free or cohering pyrenes. Seeds 
various; albumen copious. 
Ovary 2-celled, stipules equal . . . . + . + + + . 63, CANTRIUM. 
Ovary 3-5-celled, stipules equal. . . . . . + . . . 64, VANGUERIA. 
Ovary 2-celled, one stipule very large. . 4 . . . . « 65, Musorrma. 
SUBSERTES 8. Radicle inferior. 
Tripe XI. Xxorese.  Corolla-lobes twisted in bud. Ovary 2-4-celled ; 
ovules usually inserted about the middle of the cell, rarely basilar. Fruit a 
9-4-celled berry or drupe with 2-4 free or united pyrenes. Seeds usually 
plano-convex. | 
lowers panicled or corymbose, bracts coriaceous not | 
geting 2 oror E en, E . 66. IXORA. | 
Flowers panicled or corymbose, bracts membranous lower | 
llb ^... e eV HP . 67. PavETTA. \ 
Flowers axillary fascicled or solitary . . . . . . . . 68, COFFEA. \ 
Tripp XII. Morindew. Corolla-lobes valvate in bud. Stamens insered 
in the mouth or throat of the corolla. Ovules usually inserted below the middle 
