24. RHAMNACE^. 25. LEGUMINOSjE. 69 



2. EuoNYMUs Linn. Spindle-tree. 



1. E. europtBUS (L.) ; pet. oblong, fl. mostly 4-cleft and 4-an- 

 drous, branches tetragonal smooth and even, 1. elliptic-lanceolate 

 minutely serrate, caps, obtusely angular not winged. — E.B. 362. 

 R. vi. 309. St. 27. 3. — Arillus inclosing the seed. Bark green. 

 L. glabrous. Fl. few together forming a small umbel, greenish- 

 white. Fruit rose-coloured. — Hedges and woods. Sh. V. VI. 



Order XXIV. RHAMNACEiE. 



Cal. 4 — 5-cleft, testivation valvate. Pet. distinct, inserted into 

 the throat of the calyx. Stam. opposite to the pet. and equal- 

 ling them in number. Ovary wholly or in part superior, 2 — 3 — 

 4-celled, surrounded by a glandular disk. Seeds solitary, erect. 

 Embryo straight. Fruit fleshy or dry. 



1. Rhamnus. Cal. urceolate, 4 — 5-cleft. Pet. 4 or 5, or 

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

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

 seeds. 



1. Rhamnus Linn. Buckthorn. 



1. R. catharticus (L.) ; thorns terminal, _^. 4-cleft dioecious, 

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

 toothed, fr. with 4 seeds. — E. B. 1629. — Branches opposite. 

 Serratures of the 1. incurved, glandular. Notch in the seeds 

 shut. Styles 4, united half way up. — Hedges and thickets. Sh. 

 V. — VII. Buckthorn. 



2. R. Frangula (L.) ; spineless,^. 5-cleft perfect, I. elliptical 

 acuminate narrowed below entire, fr. with 2 seeds, style simple. — 

 E. B. 250. — Branches alternate. Fl. in small clusters, greenish- 

 white, small. — Hedges and thickets. Sh. V. VI. 



Order XXV. LEGUMINOS^. 



Cal. inferior. Sep. 5, more or less combined, odd one anterior. 

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

 calyx. Pet. 5, odd one superior. Stam. 10 (in our plants), 

 monadelphous or diadelphous. Ovary free, 1-celled. Fruit a 

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

 suture. Embryo bent over the edge of the cotyledons, or straight. 

 — All our plants have papilionaceous flowers and 10 stamens in 

 one bundle or in two bundles of 9 and 1. 



Tribe I. LOTEM. Pod continuous. Cotyledons rising above 

 the ground and becoming green leaves. Leaves of 1 or 3 

 leaflets or pinnate with an odd one. " 



