INTRO DUG XrON. 



Stamens separate, alternate -witti the petals. 

 Herbs. Leaves alternate Calyx deciduous. Capsule 1-celled. 



Leaves opposite. Calyx persistent. Capsule 2 - 4-celIed. 

 Trees or shrubs. 

 Fruit a double samara. Leaves opposite. Styles 2. 

 Fruit a drupe. Ovary 1-celled. Albumen none. 



Ovary 2 - 5-celled. Seeds with albumen. ) 

 Fruit a capsule. Capsule fleshy. Seeds arilled. / 



Capsule 3-celIed, inflated. Leaves trifoliolate. 

 Capsule 2-ceIled, 2-beaked Leaves simple. 



TTJRNERACE^, 146 

 LYTHRACE^, 133 



ACERACE^ 80 

 ANAC ARDIA CE^, 68 



CELASTRACEiE, 75 



STAPHYLEACE^, 77 

 ESCALLONIE^. 151 



1-+ -H- Stamens more numerous than the petals. 

 Ovaries more than one. 

 Leaves alternate, stipulate. 

 Leaves alternate, exstipulate. Succulent herbs. 

 Leaves opposite, exstipulate. Sepals and petals numerous. 

 Ovary solitary, 1-celled. 

 Fruit a drupe. Style arising from the base of the ovary. 



Style terminal. Ovules pendulous. 

 Fruit a legume. Flowers mostly irregular. 

 Ovary solitary, 2 - 5-eelled. 

 Style single. Leaves simple, opposite or whorled. 



Leaves compound, dotted. Petals valvate. 

 Leaves compound, dotless. Petals imbricated. 

 Styles 2. Leaves alternate. Fruit a capsule. 



Leaves opposite. Fruit a double samara. 

 Styles 2-3, each 2 - 3-parted. Capsule 2 - 3-celled. 

 Styles 3, entire. Petals clawed. Fruit a drupe. 



ROSACEA, 117 



ORASSULACE^, 149 



CALYCANTHACE^a:, 129 



CHRYSOBALANE^, 118 

 AMYGDALE^, 118 



LEGUMINOS^, 86 



LYTHRACE^, 133 



BURSERACE^, 67 



SAPINDACEJE, 78 



SAXIFRAGACE^, 151 



ACERACEiE, 80 



EUPHORBIACE^, 399 



MALPIQHIACEiB, 81 



Herbs. 

 Ovary 1-celled. 



+- 4- Calyx adherent to the ovary. 



Capsule and 2-lobed calyx circumscissile. PORTULACACE^, 48 



Capsule 3-valved. Calyx 6-parted. Leaves rough. LOASACE^, 146 



Ovary 2 - 6-celled. 

 Style single. Anthers opening by a terminal pore. Leaves ribbed. MELASTOMACEiE, 131 



ONAGRACE^, 137 



Anthers opening lengthwise. Leaves ribless. 

 Styles or stigmas 2 or more. 

 Flowers umbelled. Fruit dry, separating into 2 pieces. 



Fruit berry-like, of 2-5 nutlets. 

 Flowers not umbelled. 



Flowers perfect. Fruit capsular. Leaves alternate. 

 Flowers monoecious. Fruit nut-like. Leaves whorled. 

 Shrubs or trees. 

 Leaves opposite. 

 Fruit dry, variously dehiscent, many-seeded. 

 Fruit indehiscent, 1 - 2-seeded. 

 Stipules between the petioles. 

 Stipules none. Leaves dotted. 

 Leaves dotless, 

 Leaves dotlessi 

 Leaves alternate. 

 Flowers umbelled Leaves compound. 

 Flowers not umbelled. 

 Leaves stipulate. Fruit fleshy or baccate, indehiscent. 



Fruit dry, woody, 2-valved. 

 Leaves exstipulate. 

 Flowers dioeolous. Drupe baccate. Sterile flowers apetalous^ 



UMBELLIFER^, 157 

 ARALIACE^, 166 



SAXIFRAGACEiE, 151 

 HALORAGE^, 187 



Stamens numerous. 

 Stamens 4. Ovary 2-celled. 

 Stamens 10. Ovary 1-celled. 



HYDRANGEiE, 151 



RHTZOPHORACE^, 135 



MYRTACE.a:, 130 



COftNACEiE, 167 



COMBRETACE^, 136 



ABALIACE^, 166 



POME^, 118 

 HAMAMELACE^, 156 



COENACE^, 167 



