DIADELPHIA— DECANDRIA. Trifolium. 309 



taller than the leaves. Heads oi flowers small, solitary, erect. 

 Pet. rose-coloured, small and slender. Cal. 2-lip])ed, downy -, 

 the upper side, after flowering, becoming greaily enlarged, mem- 

 branous, reticulated, inflated, and bent downward, terminating 

 in 2 teeth, and assuming a blood-red colour^ so tliat the whole 

 head, in that state, much resembles a Hautboy Strawberry. Le- 

 gume roundish, small, in the bottom of the calyx, containing 

 2 seeds. 

 Cattle eat the herbage, but its produce is late and inconsiderable. 



***** Standards deflexed, dry and membranous. 



16. T, procumbens. Hop Trefoil. 



Heads oval, many-flowered. Standard finally deflexed, fur- 

 rowed. Stems spreading or procumbent. Common foot- 

 stalk longest at the base. 



T.procnmbens. Linn. Sp.Pl.XmS. JVilld. v. 3. ]383. Fl.Br.792 



and 1403. Conip. ed. 4. 124. Engl. Bot. v. 14. f. 945. Hook. 



Scot. 219. Grev. Edin. 1 62. Fl. Dan. t. 796. Elirh. Herb. 39. 

 T. agrarium. Huds. 32S. Curt. Lond.fasc.3. t. 45. Mart. Rust. 



t. 121. 

 T. n.363. Hall. Hist.v.]. 159. 

 T. pratense luteum, capitulo lupuli, vel agrarium. Rail S//n. 330. 



raiU.Par.\96.t.22.f.3. 

 T. pratense luteum foemina, flore pulchriorc, sivc lui)ulino. Rau/i. 



Hist. V. 2. 3^1. f. 

 T. agrarium luteum, capitulo lupuli majus. Moris, v. 2. 142. sect. 2. 



t.\3.j:\. 



Lupulinum. Riv. Tetrap. Irr. f. 10./. 1. 



In dry gravelly fields and pastures. 



Annual, .fune, July. 



Root short, but strong and woody. Stems spreading widely, |)art 

 of them procumbent, the central one, if not cropped by cattle, 

 according to the Rev. Dr. lieeke's observations, erect, but this 

 1 have seldom been able to verify j they are leafy, hairy, but 

 little branched, from 4 to 10 or 12 inches long j round below; 

 angular above, where they turn more or less upwards. Leaf- 

 lets obovate, notched, toothed, veiny, smooth, a little glaucous. 

 Common footstalks smooth or a little hairy, various in lengtii, 

 but alwavs longer than the partial stalk of the central leaflet. 

 .S7i/)///r/.s half-ovate, acute, entire, ribbed, often fringed. Heads 

 a.xillary, solitary, ovate, or roundish, erect, on partly hairy stalks, 

 which are angular, not very stout, often reaching beyond the ad- 

 joining leaf. Fl. about 50. Cal. a little hairy, bell-shaped, with 

 very unecpial, direct, awl-shaped teetli. Pet. bright yellow, 

 turning tawny as the seed ripens, all permanent , standard finally 

 deflexed, dilated, strongly furrowed, dry and membranous, shel- 



