68 23. CELASTRACE^. 



ternate, leaflets obcordate hairy, peduncles with 2 scaly bracts 

 at about the middle 1 -flowered, caps, ovoid, seeds longitudinally 

 ribbed. E. B. 762. R. v. 199. Fl. white with purple veins or 

 rarely purple or blue. Cor. about 4 times as long as the calyx. 

 Woods and shady places. P. V. Wood Sorrel. 



2. O. corniculata (L.) ; st. diffuse with procumbent branches 

 pubescent, 1. ternate, leaflets obcordate, stipules oblong united to 

 the base of the petioles, peduncles about 2-flowered shorter than 

 the leaves, partial fruitstalks reflexed, caps, narrowly oblong, 

 seeds transversely ribbed, root fibrous. E. B. 1/26. R. v. 199. 

 Fl. yellow. L. mostly in pairs. Waste ground in Devon and 

 Cornwall. A. VI. IX* E. 



[3. 0. stricta (L.); st. erect, stipules 0, peduncles 2 8- 

 flowered longer than the L, fruitstalks erect, stoloniferous. 

 R. v. 199. Naturalized in Cornwall, Devon, Glamorgan, &c. 

 B. VII. VIIL] E. 



Subdivision II. CALYCIFLORvE. 



Pet. distinct. Stam. perigynous. 



Order XXIII. CELASTRACE.E. 



Sep. 4 5, aestivation imbricate. Pet. 4 5, inserted into the 

 margin of a hypogynous fleshy dis^k. Stam. alternate with the 

 petals, inserted in the disk. Ovary sunk in the disk, more or 

 less connected with it, 3 4-celled ; cells 1 2-seeded j ovules 

 erect. Embryo straight. 



[1. STAPHYLEA. Cal. 5-parted, coloured; disk urceolate. 

 Pet. 5. Stam. 5, inserted round the disk. Styles 2 3. 

 Caps, membranous, 2 3-celled, dehiscing internally. Seeds 

 few, bony, truncate at the hilum. Leaves compound.] 



2. EUONYMUS. Cal. flat, 4 5-lobed ; disk peltate. Pet. 

 4 5, inserted in the margin of the disk. Stam. 4 5, in- 

 serted in the disk. Style 1. Caps. 3 5-celled, 3 5- 

 angled, dehiscence loculicidal. Seeds solitary in each cell, 

 with a fleshy arillus, not truncate at the hilum. Leaves 

 simple. 



1. STAPHYLEA Linn. Bladder-nut. 



[1. S. pinnata (L.) ; 1. pinnate, leaflets 5 7, petioles without 

 glands, fl. racemose, styles 2, caps, bladdery. E. B. 1560. Fl. 

 vellowish-white. A very doubtful native. S. VI.] E. 



