86 25. LEGUMINOS^. 



gling.— Pebbly sea-shores, rare. /3. Burrafirth, Unst, Shetland. 

 P. VII. VIII. Sea Pea. 



9. L. macrorrUzus (Wimm.) ; st. simple winged, peduncles 

 2-^-flowered, 1. of 2—3 pairs of oblong or lanceolate blunt api- 

 culate leaflets without tendrils, stip. half-arrowshaped broad, pods 

 cylindrical, seeds globose J surrounded by the hilum. — Orohus 

 tuberosus Sm. E. B. 1153.— Root tuberous. L. glaucous be- 

 neath. Fl. purple, variegated with red and blue.— ^. tenuifolins ; 

 Its. linear.- Woods and thickets in hilly countries. P. VI. VII. 



10. L. niger (Wimm.) ; St. branched not winged, ped. many- 

 flowered, 1. of 3 — 6 pairs of lanceolate or oblong leaflets without 

 tendrils, stip. linear- subulate the lower ones half-arrowshaped, 

 pods shghtly compressed, seeds oval -J- surrounded by the hilum. 

 —Orobus Sm., E. B. S. 2788.— Turns black in drying. Fl. va- 

 riegated with red, blue and purple. Pods linear. Seed dark 

 brown, perfectly smooth. — Rocky woods in Scotland, rare. P. 

 VI. VII. S. 



Tribe III. Hedysarece. 



14. Ornithopus Linn. Birdsfoot. 



1. 0. perptisillus (L.); ped. exceeding the leaves, calyx-teeth 

 triangular acute 3- the length of their tube, beak scarcely as long 

 as a joint of the pod. — E. B. 369. — A small prostrate plant, 

 3 — 12 in. long. L. with 54 — 12-^ pairs of elliptical downy leaf- 

 lets. Fl. small; calyx hairy, cor. white with crimson veins. 

 Pods curved, joints beadlike wrinkled lengthwise. — Dry sandy 

 and gravelly places. A. V. — VII. 



15. Arthrolobttjm Desv. 



1. A. ebracteatum (DC); ped. about equalling the 1. 2 — 4- 

 flowered, stip. minute distinct, 1. pinnate with many pairs of 

 elliptic-oblong leaflets, the lowest pair remote from the stem. — 

 E. B. S. 2844. — St. prostrate, filiform. Fl. small, yellow, standard 

 red externally. Pod curved upwards, joints cylindrical rugose. 

 —Channel aud Scilly Islands. A. VI. VII. E. 



16. HippocREPis Linn. Horseshoe Vetch. 



I. H. comosa (L.) ; pods umbellate, their joints rough curved 

 neither dilated nor bordered, joinings glabrous, peduncles longer 

 than the leaves. — E. B. 31. — St. procumbent, often a foot long. 

 Fl. yellow. Leaflets 7 — 13, obovate, obtuse or emarginate, api- 

 culate. — Dry calcareous banks. P. V. — VIII. E. 



