31 
T. pratf.nse. 1led Clover. Red Trefoil. Fig. 301. 
Stems ascending, hairy. Leaflets elliptic, pointed. Lower tooth ot 
the calyx the longest. Pastures. Cultivated for fodder. 1ft. Perenn. 
May-Sept. Reddish purple. Of) E. B. 1. 1/70. E. B. 2. 1031. 
H. if* Am. 101. Bab. 75. Lind. 80. 
T. medium. Purple Clover. Fig. 302. 
Stems branched, zigzag, hairy. Leaflets elliptic, pointed. Two lower 
teeth of the calyx equal in length. Pastures. Cultivated for fodder. 
1-1 1 ft. Perenn. July. Deep purple. Of) E. B. 1. 190. E. B. 
2.1032. H.fyArn. 101. Bab. 70. Lind. 80. 
T. maritimum. Teasle-headed Trefoil. Fig. 303. 
Stems ascending. Leaflets oblong. Calyx-teeth enlarging after 
flowering. Salt marshes. 6-8 in. Ann. June and July. Pale 
purple, (f) E.B. 1.220. E.B. 2.1033. H.^ Am. 101. Bab. 77. 
Lind. 80. 
T. stellatum. Starry-headed Trefoil. Fig. 304. 
Stems spreading. Leaflets obcordate. Calyx-teeth very long. Shore- 
ham, Sussex. 6-8 in. Ann. JuivandAug. Rose-colour ; calyx with 
a red circle at the base. (|) E. B. 1. 1545. E. B. 2. 1034. II. if* 
Am. 102. Bab. 76. Lind. 80. 
T. arvense. Hare's-foot Trefoil. Fig. 305. 
Stems erect, branched. Head cylindrical, hairy. Calyx-teeth long, 
bristly. Corolla very small. Dry fields. 6 in.-1 ft. Ann. July and 
Aug. Pale purple. Of) E.B. 1.944. E.B. 2.1035. II. $* Am. 102. 
Bab. 76. Lind. 76. 
T. scabrum. Rough Trefoil. Fig. 306. 
Stems procumbent, hairy. Leaflets obcordate. Heads sessile, ovate. 
Calyx-tube cylindrical when in fruit. Drv fields. 4-6 in. Ann. June. 
Pale pink, (f) E. B. 1. 903. E. B. 2. 1036. H. ^ Am. 102. 
Bab. 77. Lind. 80. 
T. glomeratum. Round-headed Trefoil. Fig. 307. 
Stems prostrate, smooth. Heads of flower globose, sessile. Dry 
pastures. 4-6 in. Ann. July. Pale purple, (f) E. B. 1. 1063. 
E. B. 2. 1037. H. #* Am. 103. Bab. 78. Lind. 81. 
T. striatum. Knotted Trefoil. Fig. 308. 
Downy. Stems ascending. Heads ovate, sessile. Calyx rather 
swollen when in fruit, striated. Sandy fields. 3-5 in. Ann. June. 
Pink, (f) E.B. 1.1843. E.B.2. 1038. H.fyAm. 102. Bab.70. 
Lind. 82. 
T. suffocatum. Sand Trefoil. Fig. 309. 
Stems spreading. Heads roundish, sessile. Petals shorter than the 
calyx. Sea-shore, in loose sand. 1 in. Ann. July. White or 
pinkish, (f) E. B. 1. 1049. E. B. 2. 1039. II. if* Am. 103. 
Bab. 78. Lind. 79. 
T. fragiferum. Strawberry Trefoil. Fig. 310. 
Stemscreeping. Heads globose, on long stalks. Calyx much inflated 
when in fruit, with the 2 upper teeth longest. Moist pastures. 3-6 in. 
Perenn. July. Pink; calyces reddish. (|-) E. B. 1. 1050. E. B. 
2.1040. II. fy Am. 104. Bab. 78. Lind. 81. 
