Leaves simple, pirmately veined, non punctate. 



Fruit a globose or lobed pod; seeds arillate. Celastraceae, 

 Fruit a berry-like drupe. Ieicineae, 



Ovules and seeds several to many in each cell. 



Stipules caducous; leaves opposite, compound. Stapiiyeeaceae 



Stipules wanting- when the leaves are opposite. 

 Stamens 10, monodelphous below; leaflets 3 



obcordate. 



Oxaeidaceae, 

 Stamens distinct, hypogynous. Caryophyeeaceae, 



Stamens distinct, perigynous. 

 Styles usually 2, simple, sometimes cohering. Saxifragaceae, 

 Style 1; capsule often 1-celled. Lythkaceae, 



* * Calyx-tube more or less adherent to the ovary. 

 Ours climbing annuals, with 3-forked tendrils. Cucurbitaceae. 



Mostly erect herbs, not tendril bearing. 



Ovules and seeds two to many in each cell of the ovary. 



29. 

 , 31 



27. 

 19. 



51. 



55. 



portueacackae, 

 Saxifragaceae, 



Melastomaceae, 55. 



Onagraceae, 

 Saxifragaceae, 



Onagraceae, 



Ovary 1-celled; ovules many, basal. 

 Ovary 1-celled; placentae 2 or 3, parietal. 

 Ovary 2-several-celled. 

 Anthers dehiscing by apical pores; style 1. 

 Anthers not dehiscing by apical pores. 



Stamens inserted on a disk which fills the bottom of the calyx 



CeeastraceaE; 

 Stamens inserted on the calyx. 

 Stamens 4 or 8, rarely 5; style 1. 

 Stamens 5 or 10; styles 2 or 3, distinct. 

 Ovules and seeds solitary in each cell of the ovary. 

 Stamens 2 or 8; styles 1; stigma 2-4-lobed; herbs 

 Stamens 4 or 8; styles or stigmas 4; aquatics. Haeoragidaceae, 

 Stamens 8, but 4 of them sterile, scale-like, styles 2: small tree. 



Hamamelidaceae, 

 Stamens 4; style and stigma 1; small shrubs. Corxaceae, 



Stamens 5; flowers umbellate, rarely capitate. 

 Fruit dry, consisting of 2 coherent carpels; styles 2. 



FmKELEIFERAE. 



Fruit a 2-5-celled drupe; styles 2-5. Araliaceae, 



Gamopetalous forms in polypetalous families. 

 Forms which have their petals more or less united into one piece. 

 * Stamens more numerous thorn the lobes of the corolla. 

 Ovary 1-celled, with one parietal placenta. 

 The upper petal enclosing the others in the bud. Papieionaceae, 

 The upper petal enclosed by the lateral in the bud. 



Caesalpinaceae, 

 Ovary 2-celled, 2-ovuled. Poeygalaceae, 



Ovary 3-many-celled. 

 Stamens 10, hypogynous, united below; stj'les 5. Oxaeidaceae, 

 Stamens many, monodelphous; styles many. Malvaceae, 



* * Stamens as many as the lobes of the ovary. 

 Annuals, climbing, tendril bearing. Cucurbitaceae, 



Shrub, with alternate simple leaves. Ii.kim u 



GO. 



04. 



33. 



42. 



32. 



23. 



59. 



