118 LEGUMiNOS^. [Trifolium. 



for the greater part of their length. Seeds usually 8, pale yellowish green spotted 

 with black, roundish and angular by compression, very smooth and shining. 



IX. Trifolium, Linn. Trefoil. 



"Calyx S-toothed; teeth unequal. Wings united by their 

 claws to the obtuse keel, persistent. Legume 1 — 4 seeded, inde- 

 hiscent, about as long as the calyx by which it is enclosed. — 

 Flowers capitate. lieaves trifoliolate." — Br. Fl. 



A. Flowers white or purple. 



a. Heads many-flowered, compact, roundish or oblong. Calyx not inflated after 



flowering. 



* Legume more than 2-seeded. 



1. T. repens, L. Creeping Trefoil. White or Dutch Clover. 

 " Heads umbellate globose, legumes with 4 seeds, calyx-teeth 

 unequal, leaflets obcordate serrulate, stems creeping." — Br. Fl. p. 

 99. E.B.t. 1769. 



In fields, meadows, pastures, waste places, and by roadsides, universally. Fl. 

 May — September. If.. 



** Legume 1- or 2-seeded. 



2. T. pratense, L. Common Purple Trefoil. Red Clover. 

 Honeysuckle Trefoil. Vect. Broad Clover, Cow-grass. " Heads 

 dense ovate sessile, calyx hairy, its teeth setaceous ciliated, lower 

 one longer than the rest half longer than the tube of the corolla, 

 stipules ovate bristle-pointed, leaflets oval or obcordate, stems 

 ascending."— Sr. Fl. p. 100. E. B. t. 1770. 



In similar places with the foregoing, and equally abundant. Fl. May — Sep- 

 tember. 2^. or $ .? 



3. T. medium, L. Zigzag Trefoil. " Heads lax subglobose 

 stalked solitary terminal, calyx glabrous, the teeth setaceous 

 hairy, lower one longer than the rest about equal to the tube of 

 the corolla, stipules lanceolate acuminate, leaflets elliptical, stems 

 branched zigzag."—^?-. Fl. p. 100. E. B. t. 190. Fl. Dan. viii. 

 t. 1273 (bona). 



In dry, elevated, hilly pastures on a calcareous soil, or on gravelly ones with a 

 clay bottom ; rare ? Fl. June — September. If. 



jE. Med. — Very fine and abundant in Firestone Copse at the junction of the 

 roads to Ninhara and Haven-street, Dr. Bell-Salter. Pasture-field on Vinni- 

 combe hill, by Newchurch, Mr. Loe. [In the hedge on the North side of the 

 road leading from Ashey toll-gate near Ryde to Gatehouse, abundantly the whole 

 way ; — on the bant on the South side of the road between Guildford and Lynn, 

 sparingly, — also near Ashey down on the cross-road to Haven-steet, Dr. Bell- 

 Salter. — Edrs.] 



W. Med. — On slipped land along the shore at the Limekiln Cliff, W. Cowes, 

 Miss G. Kilderbee ! 



4. T. arvense, L. Hare's-foot Trefoil. " Heads very hairy 

 soft cylindrical terminal stalked, calyx- teeth longer than the 



