MELILOTUS. TRIFOLIUM. 75 



7. M. denticulata (Willd.) ; peduncles 1 — 5-flowered, pods 

 rather loosely spiral consisting of 2 or 3 turns deeply reticulated 

 with a thin edge, spines in 2 rows divergent subulate hooked, 

 leaflets obcordate, slip, laciniated. — E. B. S. 2634. — Edge of the 

 pods as in M. minima. Spines about equalling the diameter of 

 the pod. Glabrous. — ^. M. apiculata (Willd.) ; spines very short 

 without hooks, often scarcely longer than their own breadth so 

 as to appear little more than tubercles, ped. 3 — 10-flowered.— 

 On sandy ground near the sea. A. V. — VIII. E. I. 



6. Melilotus Lam. 



1. M. officinalis (Willd.) ; racemes lax, wind's keel and standard 

 equal, pods ovate acute compressed transversely wrinkled hairy, 

 leaflets serrate truncate narrowly ovate, stip. setaceous entire. — 

 E. B. 1340. M. macrorrhiza Pers., Koch. — St. erect, 2 — 3 feet 

 high. Fl. in lateral racemes, yellow. — ^Waste places. B. ? VI. 

 —VIII. Melilot. 



2. M. arvensis (Willd.) ; racemes lax, wings and standard equal 

 longer than the keel, pods ovate obtuse mucronate rounded and 

 slightly keeled on the back transversely plicate-rugose glabrous, 

 Its. obcordate or oblong serrate, uppermost lanceolate, stip. awl- 

 shaped entire.— E. B. S. 2960. M. officinahs Koch.— St. erect. 

 Fl. yellowish, in long racemes. Pods brown. — Waste places. 

 Cambridge ; Thetford ; &c. B. VI. VII. E. I. 



3. M. vulgaris (Willd.) ; racemes lax, wings and keel equal but 

 shorter than the standard, pods ovate o6/!tse mucronate reticulate- 

 rugose glabrous, leaflets obovate the upper ones oblong serrate 

 obtuse, stip. awlshaped entire. — M. leucantha Koch, E. B. S. 

 2689. M.albaKoch. — St. erect. Fl. white. — Sandy and gravelly 

 places near the sea, rare. B. VII. VIII. 



7. Trifolium Linn. Clover. 



* Fl. sessile j cal. with an elevated thickened often hairy line or 

 ring of hairs in its throat, not inflated. 



1. T.pratense (L.); heads ovate dense sessile, cal. 10-veined 

 hairy not half so long as the corolla, teeth setaceous ciliated, 

 stip. ovate abruptly bristle-pointed, leaflets oval emarginate upper 

 ones entire apiculate.— B. B. 1770. St. 15. 11.— In the cultivated 

 plant the leaflets are usually all quite entire. Cal. -teeth 5, 

 4 nearly equal in length to the tube, the lower one twice as long. 

 Heads of fl. sometimes shghtly stalked. Fl. purpUsh, sometimes 

 white. St. erect. — ^. parviflorum ; heads stalked, calyx-teeth as 

 long or longer than the corolla. — Mountainous pastures, fields. 

 p. in dry places. P. V. — IX. Purple Clover. 



£ 2 



