MEDICAGO. 81 



14—18 tubercular.—^. S. S. 2838.— St. 5—6 in. high, much 

 branched. — Sandy places. With Bwpleurum aristatum at Beriy 

 Head, Devon. Mev. B. A. Holmes ! (J. of B. vi. 58). Channel 

 Isles. *Galloway. A. VII. E. 



5, Medica'oo Linn. 



* Pods without spines. 



(Sp. 1, 2, and 3 are said to be sometimes monadelphous.) 



*1. M. sativa (L.) ; st. erect, racemes many-flowered, pods 

 compressed loosely spiral with 2 or 3 turns downy with adpressed 

 hairs, pedicels shorter than the calyz or bract, leaflets obovate- 

 oblong dentate above emargiaate mucronate. — E. B, 1749. — St. 

 angular vi^hen young. Pods twisted into a loose open spiral. 

 Fl. large, yellow or violet. — Hedgebanks and borders of fields, 

 scarcely naturalized. P. VI. VII. Lucerne. E. 8. 



2. M.sylves'tris(Fx\.w); st. rather quadrangular pithy ascend- 

 ing, racemes many-flowered, ^orf /orm«((/ one complete flat ring, 

 pedicels shorter than the cal. longer than the bract. Its. obovate- 

 oblong dentate above emarginate mucronate. — E. B. 8. 2980. 

 — Fl. large, yellow or blackish green with darker streaks. — 

 Sandy and gravelly places in Norfolk and Suffolk. P. VI. VII. 



E. 



3. M.falcdta (L.) ; st. usually terete nearly solid prostrate, 

 racemes many-flowered, pod straightly sickle-shaped twisted not 

 forming a ring, pedicels shorter than the cal. longer than the 

 bract. Its. obovate -oblong dentate emarginate mucronate. — E. 

 B. 1016. — Fl. large, yellow. — Sandy and gravelly places in 

 Norfolk and Suffolk. P. VI. VII. Yellow Medick. E. 



4. M. lupuUna (L.) ; spikes many-flowered dense oval, pods 

 compressed kidney-shaped with a spiral point with longitudinal 

 branched prominent veins, stip. obliquely ovate slightly toothed, 

 leaflets roundish-obovate denticulate emarginate mucronate. — 

 -E B. 971. — St. procumbent or ascending, spreading widely. Pods 

 scarcely spiral, glabrous or slightly hairy. Fl. small, yellow. — 

 Waste ground. A. or B. V.— VIII. Black Medick. E. S. I. 



** Pods edged xoith spines. 



5. M. maculdta fSibth.) ; peduncles 1 — <L-Jlowered, pods com- 

 pactly spiral compressed of 2 or 3 turns veined with 4 ridges and 

 a central furrow on the edge, spines in 2 rows divergent subu- 

 late curved, leaflets triangular-obcordate, stip. toothed. — E. B. 

 1616.— Lts. with a j)urple spot in the centre. Edge of pods 

 broad ; spines springmg from the margin and the ridge next to 

 it on each side, compressed and furrowed on both sides, variable 

 in length.— On a gravelly soil. A. V.— VIII, E. S. I. 



E 5 



