24, rhaknacBjE. — 25. leguminos^. 77 



2, Erroisr'Tinjs Idnn. Spindle-tree. ' Priekwood. 



1. K europce'xiB (L.) ; pet. oblong, fl. mostly 4-cIeft and 4-an- 

 drous, branches tetragonous smooth and even, 1. ovate-lanceo- 

 late minutely serrate, caps, obtusely angular not , winged. — R. 

 vi. 309. St. 27. 3. — Orange-coloured aril enclosing the seed. 

 Bark green. L. glabrous. Fl. forming small umbels, greenish 

 whita Fruit rose-coloured.' — ^Hedges and woods. Sh. V. VI. 



E. S. I. 



Order XXIV. ElIAMNACE^. 



Cal. 4 — 5-cleft, valvate in the bud. Pet. distinct, inserted 

 into the throat of the calyx. Stam. opposite to the pet. and 

 equalling them in number. Ovary wholly or in part superior, 

 2 — 3 — 4-celled, surrounded by a glandular disk. Seeds solitary, 

 erect. Embryo -straight. Fruit Heshy or dry. 



I. Rhamntjs. Cal. pitcher-shaped, 4 — 5-cleft. Pet. 4 or 5, 

 or sometimes 0, inserted with the stam. on the margin of 

 the tube of the calyx. Friut fleshy, with 2 — 4 cells and as 

 many seeds. 



I. B.eam;'nt7s Linn. Buckthorn. 



1. R. catliar'ticm (L.) ; thorns terminal,^/!, i-cleft dioeeious, 

 petioles much longer than the stipules, I. roundish-oval sharply 

 toothed, fr. with 4 seeds. — Branches opposite. Serratures of the 

 1. incurved, glandular. Notch in the seeds shut. Styles 4, united 

 halfwav up. — Hedges and thickets. Sh. V. — VII. Bwchthm-n. 



E. S. I. 



2. R. Fran'gula (L.) ; spineless, _^. h-cleft perfect, I. elliptic 

 aouminate narrowed below entire, fr. with 2 seeds, style simple. 

 ^-Branches alternate. Fl. in small clusters, greenish white, 

 small. — Hedges and thickets. Sh. V. VI. Black Alder. 



E. S. -f I. 



Order XXV. LEGUMINOS.^. 



OaL inferior. Sep. 5, more or less combined, odd one inferior. 

 Cor. papilionaceous (in our plants), inserted into the base of the 

 calyx. Pet. 5, odd one superior and external. Stam. 10 (in 

 bur plants), monadelplious of diadelphous. Ovary fe-ee, 1-ceUed. 

 Fruit a legume; placenta on the upper suture ; style from the 

 upper suture. Embrj-o bent over the edge of the cotyledons, or 



