DIADELPHIA— DECANDRIA. Trifolium. 305 



stems. Leaflets wedge-shaped, or inversely heart-shaped, abrupt, 

 toothed, shorter than the foregoing, and of a brighter green. 

 Stipulas remarkably dift'erent, being short and broad, elliptical, 

 pointed, white with green ribs, hairy. Fl. in stalked round heads, 

 or somewhat ovate spikes, erect, crowded, light crimson. Cal. 

 densely clothed all over externally with long, upright, silky, 

 jointed hairs ; teeth nearly or quite equal, awl-shaped, erect, 

 taller than the corolla and twice the length of the furrowed fun- 

 nel-shaped tube ; after flowering enlarged, leafy, spreading ; 

 smooth and reticulated with veins at the inside, and tinged at 

 the base with red ; the mouth curiously closed up, with dense, 

 entangled, woolly hairs. Legume concealed, filling the tube, 

 oval, with a single ])ale seed. 

 T. alopecurum majus, flore purpureo, stellato capite. Barrel. Ic. 

 t. 755, which Linnaeus thought the same plant, with more ob- 

 long heads or spikes, is rather T. incarnatum, Haller's n, 374. 



11. 1l. arvense. Hare's-foot Trefoil. 



Spikes cylindrical, very hairy. Stipulas lanceolate, bristle- 

 pointed. Calyx-teeth longer than the corolla, perma- 

 nently bristle-shaped. Leaflets linear-obovate. 



T. arvense. Linn. Sp. PL 1083. fVilld. v. 3. 1373. Fl. Br. 787. 

 Engl. Bat. v. 14. t. 944. Curt. Lond.fasc. 6. t. 50. Hook. Scot. 

 218. Fl. Dan. t. 724. Ehrh. PL Off: 418. 



T. n. 373. HalL Hist. v. 1 . 162. 



T. arvense humile spicatum, seu Lagopus. Rail Syn. 330. 



T. lagopoides purpureum arvense humile annuum, seu Lagopus 

 minimus vulgaris. Moris, v. 2. 141 . sect. 2. t. 13./. 8. 



Lagopus. Fuchs.Hist. 494./. Ic. 281. f. Riv. Tetrap. Irr. t. 15. 

 Matth. Falgr. v. 2.332./. Camer. Epit. 724./. 



L. trifolius quorundam. Bauh. Hist. v. 2.377. f. 



L. vulgaris. Dalech. Hist. 441. f,f. 



L. angustifolia minor erectior. Barrel. Ic. <. 901 . 



Lagopodium, Pes leporis. Ger. Em. 1 193./. 



Lotus campestris. Trag. Hist. 595./. 



/3. Lagopus perpusillus supinus perelegans maritimus. DHL in 

 Rati Syn. 330'. t. 14./. 2. 



In sandy barren fields^ very common, a useless, if not troublesome, 

 weed. 



Annual. July, August. 



Root small, slender. Herb extremely variable in luxuriance, all 

 over finely hairy, of a dull green. Stem erect, in the small ma- 

 ritime variety (S procumbent, much branched, round, leafy, 

 very hairy. Leajlets narrow, somewhat obovate, abrupt, ob- 

 scurely se'rrated at the end, with a small bristly point. Foot- 

 stalks shorter than the leaflets. Stipulas ovate, oblique, mem- 

 branous, with red libs, and each ending in a long, green, tapt-r 



VOL. in. X 



