DICOTYLEDONES— CALYCIFLORiE 331 



Synopsis of the British Natural Orders of the Series Discijlorce. 



A. Corolla completely polypetalous, inferior. 

 Calyx imbricate in the bud. 



Corolla irregular Balsaminacece. 



Corolla regular. 

 Stamens in an hypogynous ring. 



Stamens 4 — 5. Stipules absent . Linacece. 



Stamens 10. Ovary 5-celled, many-seeded Oxalidacece. 

 Stamens 10. Leaves stipulate. Ovary 



5-celled, with one seed in each cell Geraniacece. 



Stamens free. 

 Style solitary. Stamens and petals 4 — 5, 



inserted on an hypogynous disc . Celastracece. 



Calyx valvate in the bud. 



Stamens perigynous, opposite to the petals Mhauinaccte. 



B. Corolla gamopetalous, or with petals connate at 



the base. 

 Fruit fleshy . . . Aquifoliaceie. 



Series 3. — CalyciflorcE. 

 Cohort 1. — Bosales. 



Order 119. CoNNAEACBa;, the Connarus Order. — Character. 

 Trees or shrubs. Leaves alternate, without dots, compound, 

 and generally exstipulate. Flowers usually perfect, or rarely 

 unisexual. Calyx 5-partite, inferior, imbricate or valvate in 

 aestivation. Petals 5, inserted on the calyx, imbricate or valvate. 

 Stamens 10, usually monadelphous, nearly or quite hypogynous. 

 Carpels 1 or more ; ovules 2, sessile, collateral, ascending, ortho- 

 tropous. Fruit follicular. Seeds with or without albumen, 

 arillate or exarillate ; radicle superior, at the extremity most 

 remote from the hilum. 



Distribution and Numbers. — Natives of the tropics, and most 

 common in tropical America. Illustrative Genera: — Connarus, 

 Omphalobium. There are about 42 species. 



Properties and Uses. — Some have oily seeds; others, as cer- 

 tain species of Omphalobium, have edible arils. The zebra-wood 

 of the cabinetmakers is said by Schomburgk to be furnished by 

 Omphalobium Lamberti, a very large Guiana tree. 



Order 120. LEGUMiNOSiE, the Pea and Bean Order. — Cha- 

 racter. — Herbs, shrubs, or trees. Leaves alternate, stipulate, 

 usually compound. Calyx gamosepalous, inferior, more or less 

 deeply divided into five parts, the odd division being anterior. 

 Petals usually five, or sometimes by abortion 4, 3, 2, 1, or rarely 



