APPENDIX I 435 



perigynous or epigynous ; petals 5 ; stamens 5 or 10 ; ovary 

 superior or inferior, unilocular, with 2 parietal placentae, or 

 bilocular with axile placentae; styles free; fruit a capsule 

 or berry. 



Sub-Family i. Saxifragoideae. 

 Tribe i. Saxifragea. 



Genera. Saxifraga (Vol. II, p. 213), Chryso- 

 splenium. 

 Tribe 2. Parnassiea. 

 Genus. Farnassia, 

 Sub-Family 2. Ribesoideas. 



Genus. Ribes (Vol. II, p. 216). 

 Sub-Order 2. Rosine/E. — Ovules with 2 integuments, 

 endosperm scanty or wanting. 



Family 3. Platan aceae. — Flowers capitulate, cyclic, 

 heterochlamydeous, regular, 3-8-partite ; stamens short ; 

 carpels free ; ovules 1-2, orthotropous. 

 Genus. Platanus. 

 Family 4. Rosaceae (Introductory Vol., p. 95 \ 

 Vol. II, p. 203). — Flowers actinomorphic, cyclic, usually 

 heterochlamydeous, and perigynous ; sepals and petals 

 usually 4-5 ; stamens usually indefinite ; carpels 1-4 or 6, 

 indefinite, usually apocarpous \ ovules 1-2 ; styles usually 

 distinct, apical, or on ventral side of carpels ; fruit a follicle, 

 indehiscent, drupe, or false fruit. 

 Sub-Family i. Spiraeoideae. 

 Tribe. Spirceecc. 



Genus. Spiraea. 

 Sub-Family 2. Pomoideae. 



Ge?iera. Cotoneaster^ Pirus (Introductory Vol., 

 p. 108), C^<a:/te^?^i (Introductory Vol., p. no), 

 Mespilus. 

 Sub-Family 3. Rosoideae. 

 Tribe i. Potentilkce. 



