APPENDIX III 



CHARACTERS OF GENERA IN 

 BI-GENERIC FAMILIES 



Wing on fruit unilateral 

 P 5, bracteoles 



Aceraceae 

 Achatocarpaceae 



Balanopsidaceae 

 Balsaminaceae 



G (2), style slender, 2- 

 armed 



Capsule elastic. Ovules 

 pendulous one above 

 another 



Embryo spiral with nar- 

 row cots. 



K and C alternate. A free Caricaceae 



Cannabinaceae 



Leaves opposite. Plumule 

 thick and straight 



Sepals with distinct midrib 



Leaves opposite 



K in tube. Disc normal 



P of ^5-8. 0\nile basal. ? 

 flowers in groups of 4 



Caryocaraceae 



Elatinaceae 

 Erythroxylaceae 

 Hippocastanaceae 

 Julianiaceae 



Sta. in one whorl. Ovules Hydnoraceae 



free 

 5-merous 

 Ovary 1-locular 

 C valvate. A 15-30 



Disc of few teeth. Sta. few. 

 Bracts entire 



Pets. 6-7. Sta. unequally 

 long, anthers by longi- 

 tudinal slits 



Bracteoles. (C). Pollen 

 spiny. Perennial 



Berry 



L. opp. C 5, very unequal, 

 one spurred. A to 10 



Partial fruit not winged 



Stamens not more than 6 

 C. 3 stds. G 1-loc. with 

 basal or parietal placenta 



Limnanthaceae 



Nyssaceae 



Quiinaceae 



Salicaceae 



Scytopetalaceae 



Stackhousiaceae 



Taccaceae 

 Trigoniaceae 



Tropaeolaceae 



Velloziaceae 

 Xyridaceae 



Wing all round the fruit 

 P 4, exc. term, flower. No 



bracteoles 

 G (3), style thick, 3-armed, 



arms bifid 

 Berry. Ovules pendulous 



side by side 



Embryo curved with broad 



cots. 

 K and C superposed. A 



united 

 Leaves alternate. Plumule 



long and spiral 

 Sepals with no midrib 

 Leaves alternate 

 K free. Disc excentric 

 P of cJ usually 4. Ovule 



lateral. $ flowers in 



groups of 3 

 Two whorls. 0\ailes sunk 



in placenta 

 3-merous 



Ovary 6-10-locular 

 C convolute. A oo 



Disc hollow. Sta. oo. 



Bracts divided 

 Pets. 3. Sta. equally long, 



anthers by apical slits 



No bracteoles. C. Pollen 



smooth. Annual 

 Capsule 

 L. alt. C 3, alike. A 3-5 



Partial fruit with 3 broad 



wings 

 Stamens more than 6 

 (C). No stds. G3-10C. with 



axile placenta 



