Jtntaceae. Disk witliin the stamens. Ovary entire or lobed, or the carpels distinct, with 



the styles connate. Ovules 1 or 2 in each cell. Trees, shrubs sometimes scandent, 



rarely herbs with opposite or alternate simple or compound glandular-dotted leaves. 



Stipules none. 

 Simarubeac. Filaments usually pilose or with an adnate scale. Ovarj' lobed. Ovules 



usually solitary (rarely 2,), in each cell. Trees or shrubs, bitter to the taste, 



with alternate gland-less simple or compound leaves. 

 Ochnaceae. Stamens 10 or indefinite ; anthers linear, often elonj^ate. Ovary deeply 



lobed. Fruit-carpels distinct, drupaceous. Trees or shrubs, with alternate simple 



leaves. Stipules present. 

 Burseraceae. Disk free or adnate .to the calyx-tube. Ovary entire. Ovules 2 or 1 ia 



each cell. Albumen none, or fleshy. Trees or shrubs, with balsamic juice and 



alternate 3-to 1-foliolate or compound gland-less leaves. Stipules none. 

 Meliaceae. Stamens 8-10, usually connate in a staminal tube and the anthers sessile or 



nearly so, rarely free or nearly so. Ovary entire. Ovules 2, 4 to 10 in each cell. 



Trees or shrubs, with compound or very rarely simple gland-less leaves. Stipules 



none. 

 Cliaillctittceac. Petals 2 cleft. Ovary entire. Ovules 2 in each cell. Trees or shrubs, 



with simple alternate leaves. Stipules present. 



8. Olaoales. Disk various or none. Ovary entire. Ovules 1 to S in a solitary cell, or 1 in 



each cell, pendulous nith a dorsal raphe, the integuments not distinct from the nucleus. 

 Seeds solitary in the fruit or in the cells, Albumen copious. 



Olacineae. Petals free or connate, usually valvate. Ovary 1 or imperfectly 3 to 5-celled. 

 Ovules usually solitary in the cells. Fruit l-seeded. Albumen rarely wanting. 

 Trees or shrubs, sometimes climbing, with alternate simple leaves. Stipules none. 



Tlicincae. Petals free, imbricate, rarely wanting. Ovary 3 to C-celled. Albumen copi- 

 ous. Trees or shrubs, with alternate simple leaves. Stipules none. 



9. Celastrales. Disk fleshy and thick, free or adnate to the calyx. Stamens rarely more than 



petals, inserted outside, within or vpon the disk. Ovary entire. Ovules i or 2 in 

 each cell, erect irith a ventral raphe. 



Celastraccae. Calyx-lobes and petals imbricate in bud. Stamens usually 5 and alter- 

 nating with the petals, or only 3. Ovary entire or angular. Trees or shrubs, with 

 simple opposite or alternate leaves. Stipules none, or minute and caducous. 



Rhamnaceae. Calyx-lobes valvate in bud. Petals small, or none. Stamens opposite the 

 petals. Ovary entire, often inferior. Trees or shrubs, often scandent, with simple 

 alternate or opposite leaves. Stipules usually present. 



Ampclideae. Calyx-lobes imbricate. Petals valvate. Stamens opposite the petals. Ovary 

 entire. Albumen cartilaginous. Embryo small. Shrubs, or herbs, often scandent, 

 with jointed stems and alternate compound or simple leaves, the petiole usually 

 expanded into a stipule. 



10. Sapindales. Disk various. Ovary entire or lobed. Ovules 1 or 2 rarely more in each cell, 



ascending, pendulous or laterally attached. Flowers often unisexual or polygamous, 



Leaves generally comjwtind. 

 Sapindaccae. Style 1. Ovules ascending or horizontal. Trees or shrubs, rarely herbs, 



with alternate usually compound leaves. 

 Sabiaceac. Stamens often unequal in size and some imperfect, opposite the petals. 



Trees or shrubs with alternate simple or compound leaves. 

 Anacardiaceae. Styles 1 to 4, or the stigmas almost sessile. Stamens alternate with 



the petals. Ovules solitary, suspended or laterally attached. Trees or shrubs, usually 



abounding in resinous juice, with alternate or often crowded simple or compound 



leaves. 



C. Calyciflor.e. Stamens and petals usually inserted on the margin of a thin disk lining the 

 base or the uholc of the calyx-tube, and free from the ovary unless the calyx-tube is also 

 adnate to it. Stamens definite or indefinite. Ovary either J ree and superior, or enclosed 

 in tlie calyx-tube, or inferior and adnate to the calyx-tube. 



11. EoBALES. Floirers regular or irregular, usually hermaphrodite. Stamens more cr less 



distinctly perigi^nous. Styles distinct. 



Connaraccae. Flowers regulai'. Stamens definite. Carpels free, 1 to 5. Ovules 2, 

 ascending, orthotropous. Trees or shrubs, often scandent, with 1-to b-foliolate 

 or pinnate leaves. 



Leguminosae. Ovary free, composed of a single excentrical carpel with a terminal style, 

 the ovules inserted along the upper or inner angle of the cavity. Albumen olten 

 scanty or none. Trees, shrubs or hei'bs, climbing or erect, with alternate or 

 razely opposite oi'teu compound leaves. Stipules rarely wanting. 



