Pisum.) LEGUMINOS.^. 81 



2. M. falcata, Linn. Yellow Sickle Medick. Clusters upright; 

 legumes sickle-shaped ; stem procumbent. Br. Fl. 1. p. 333. 

 E. Fl. v. iii. 317. E. Bot. t. 1016. 



Pastures and borders of fields, but scarcely indigenous. Along with 

 the last at Portmarnock. Fl. June, July. %. — Flowers yellow. 



3. M. lupulina, Linn. Black Medick or Nonsuch. Spike 

 ovate, erect ; legumes kidney-shaped, ragged and veiny, single- 

 seeded ; stem procumbent. Br. Fl. 1. p. 333. E. Fl. v. iii. p. 

 318. E. Bot. l.97\. 



Abundant in waste grounds and cultivated fields. Fl. May — Aug. 

 Q. — Much esteemed by the fanner, by whom it is known as the yellow 

 trefoil. Very similar in habit to Trifolium Jiliforme. Flowers 

 crowded, small, yellow. Legumes small, rugged, of a black colour 

 when ripe. 



§ Viciece. De Cand. 



Corolla papilionaceous. Stamens always diadelphous. Pod 

 continuous, 1 -celled Cotyledons thick, farinaceous, in germi- 

 nation remaining under ground, and never acquiring a green 

 colour. 



11. Ehvum. Linn. Tare. 



Calyx 5-cleft, with linear acute segments as long as the corolla. 

 Style smooth. Pod oblong, 2 or 4-seeded . De Cand. — Name 

 derived according to Theis from the Celtic erw, a ploughed 

 field, of which it is the pest. Diadelphia. Decandria. 



1. E. tetraspermum, Linn. Smooth Tare. Flowers mostly in 

 pairs; legume smooth, with four seeds; leaflets oblong, bluntish. 

 Br. Fl.l.p. 324. E. Fl. v. iii. p. 288. E. Bot. t. 1223. 



Fields and hedges, (rare in Ireland). Weir over Blackwater, near 

 Lasaton bridge ; Doctor Osborne. Fl. June, July. ©. — Herb be- 

 sprinkled with fine soft hairs, especially the fiowerstalhs and calyx. 

 Stem weak, branched from the bottom, leafy, two or three feet high, 

 climbing. Floivers usually two on each stalk, rarely three or four, 

 often solitary, drooping, small, grey, streaked with blue. 



2. E. hirsutum, Linn. Hairy Tare. Clusters many-flowered; 

 legumes hairy, with two seeds ; leaflets abrupt. Br. Fl. 1 . p. 324. 

 E. Fl. v. iii. p. 289. E. Bot. t. 971. 



Corn fields and hedges, frequent. Fl. June. 0. — Stem two to 

 three feet long, weak, straggling and climbing. Leaflets numerous. 

 Flowers very insignificant, purplish blue. 



12. Pisum. Linn. Pea. 



Calyx with foliaceous segments, the two upper shortest. Vexil- 

 lum large, reflexed. Style compressed, keeled, villous on the 



K 



