104 26. ROSACE2E. 



19. ONOBRY'CHIS Mill. Sainfoin. Cock's-head. 



1. O. viciafolia (Scop.) ; wings shorter than the calyx, keel 

 about as long as the standard, st. ascending, pods with netted 

 spinous elevations on the disk and short sharp flat teeth on the 

 lower suture. E. B. 96. St. 19. 10. O. saliva (Lam.) ed. viii. 

 St. often 2 feet long. Fl. in long dense racemes, crimson, 

 variegated. Tube of the calyx silky, short ; teeth very long. 

 Leaflets elliptic-oblong, mucronate, entire glabrous above, in 

 about 12J pairs. On chalky and limestone hills. P. VI. VII. 



Order XXVI. ROSACES. 



Cal. 4 5-parted, or 8 10-parted in 2 rows, free or adhering 

 to and enclosing the ovary ; odd lobe superior. Pet. usually 5, 

 equal, perigynous. S tarn, peri gy no us, usually indefinite. Carp, 

 several or solitary, distinct or connate or adnate to the calyx. 

 Styles distinct, often lateral. Fruit various. Seeds nearly 

 without albumen, embryo straight. L. alternate, usually com- 

 pound, with stipules. 



Suborder I. AMYGDALE^E. 



Fntit a drupe. Calyx deciduous, inferior, quite free from 

 the solitary ovary. Stipules free. 



1. PRUNUS. Drupe fleshy, indehiscent ; its nut smooth or 

 furrowed, 



Suborder II. ROSE^E. 



Carpels several, distinct from each other and from the calyx. 

 Stipules united to the petiole. 



Tribe I. SPIRsEIDdE. Carpels (follicles) several, not included 

 in calyx-tube ; seeds 1 (3, suspended from the inner edges 

 of the follicles. Sep. persistent, in one row. 



.2, SPIR^A. Cal. 5-cleft. Stam. many, inserted with the 

 pet. on a disk adhering to the calyx. Follicles 1 or more, 

 usually distinct. Seeds 2 6. 



Tr. II. SANG UISOMBE^E. Carpels 13, enclosed in the 

 dry calyx-tube, which is narrowed at the top. 



3. SANGFISORBA. FL perfect. Cal. 4 -cleft, with 2 or 3 

 scales at its base, tube quadrangular. Pet. 0. Stavn* 4, 



