98 LEGUMINOS&. [Trifolium. 



T. incarnatum proper; stem villous with spreading hairs, flowers scarlet. 

 Naturalized only. — Vak. T. Molinerii, Balbis ; hairs of stem appressed, heads 

 shorter, calyx-teeth glabrous at the tips, flowers pale white or rose. — Lizard 

 Point and Kynance Cove, amongst short grass. Probably the original form, 

 of which incarnatum is the cultivated state. 



** Heads ovoid or globose. 



4. T. ochroleu'cum, L. ; softly pubescent, leaflets obovate or oblong, 

 heads terminal globose at length ovoid, peduncles short subtended by 

 opposite leaves, calyx-teeth spinescent spreading and recurved in fruit, 

 lowest much longest. 



Dry pastures, local ; E. counties, Norfolk and Bedford to Essex ; Channel 

 Islands; fl. June-Aug. — Perennial. Stems ascending, 6-18 in. Leaflets \-\ 

 in., tip entire or notched ; stipules lanceolate, adnate to the middle. Iliads 

 f-1 in. broad. Flowers pale yellow, brown when old. Calyx ribbed, half as 

 long as the corolla. Pod striate, opening by the conical top falling away. — 

 Distrib. From Belgium southd., W. Asia. 



5. T. prat en's e, L. ; more or less pubescent, leaflets oblong, stipules 

 membranous free portion appressed to the petiole, heads terminal sessile 

 globose at length ovoid subtended by opposite leaves with much-dilated 

 stipules, calyx- teeth slender setaceous erect or spreading in fruit, the lowest 

 longest. Red or Purple Clover. 



Pastures, roadsides, &c, N. to Shetland ; ascends to 1,900 ft. in the Highlands ; 

 Ireland ; Channel Islands ; fl. May-Sept. — Annual or perennial. Stems 

 6-24 in., solid or fistular, robust or slender. Leaflets h-2 in., often with a 

 white spot or lunate band, finely toothed ; stipules often 1-1 J in., with long 

 setaceous points. Heads §-lJ in. diaru., pink purple or dirty white. Flowers 

 proterandrous. Calyx strongly nerved, throat with a 2-lipped contraction ; 

 teeth not exceeding the corolla, very slender, unequal. Pod opening by the 

 top falling off. — Distrib. Europe (Arctic), N. Africa, N. and W. Asia, 

 • India; introd. in N. America. — Cultivated for fodder ; also wild in a small 

 form with a shorter corolla (var. parvifiora, Bab.). 



6. T. me'dium, Huds. ; slightly hairy, leaflets oblong obtuse or acute, 

 stipules herbaceous free portion spreading, heads terminal subglobose shortly 

 peduncled subtended by opposite leaves, calyx-teeth setaceous spreading 

 in fruit, lowest a little longest. Meadow Clover. 



Pastures, meadows, &c, from Ross southd. ; ascending to 1,300 ft. in the 

 Highlands ; Ireland ; fl. June-Sept. — Perennial. Stems straggling, flexuous. 

 Leaflets 1-2 in., rather rigid almost quite entire, ciliate. Heads 1-1J in. 

 diam. Flowers £ in., rose-purple, proterandrous. Calyx-throat with a ring 

 of hairs, tube 10-nerved, glabrous ; teeth reaching half-way up the corolla. 

 Pod dehiscing longitudinally. — Distrib. Europe (Arctic), N. and W. Asia; 

 introd. in N. America. 



7. T. marit imum, Huds. ; pubescent, leaflets narrowly obovate- 

 oblong obtuse or acute, stipules herbaceous free portion linear-subulate 

 spreading, heads terminal ovoid very shortly peduncled subtended by 

 opposite leaves, calyx-teeth short triangular-subulate spreading and her- 

 baceous in fruit, 4 upper shorter than the tube. 



