598 366. Trifolium. 63. LEGUMlNOSiE. Pl.ex.cal 



a. Trifoliastrum. Calyx bald, not inflated after flowering ; 

 legumen 2 or ^-seeded, covered with the calyx; root per- 

 ennial ; flowers ivhite or reddish. 



1 . Trifolium repens. Creeping trefoil. 

 Head urabelled; legumen ^-seeded; calyx-teeth unequal; 



leaflets ovate, oblong, nicked, finely serrate ; stem creeping. 



Trifolium prafense album, Raii Syn. 327, 1 ; Park. 1110. 



Trifolium pratense, Ger. em. 1185. 



Trifoliastrum, Micheli Nov. Gm. 25, 3. 



Trifolium repens, Lin. S. P. 1080. 



Meadow trefoil. White Dutch clover. Shamrock. 



Fields and pastures ; perennial ; May to September. 



Stem prostrate ; petioles long ; leaves often spotted with 

 brown and white ; peflfz/«c/e5 long, upright; heads become 

 pendulous; calyx 10-ribbed. — Considered as indicating a 

 rich soil. 



^. quinatum. Leaflets 4 or 5, dark brown. 



y. sanguineum. Leaflets deep purple. 



Bloodwort. 



^. carneum. Flowers flesh-colour. 



£. proliferum. Flowers bearing a small head of lea,ves. 



^ hyhridum. Stem ascending, branchy ; calyx-teeth 

 unequal. 



Trifolium repens hybriduni, Hudson Fl. Angl. 



Trifolium li\bridum. With. B. Arr. ed. 3 and 4, not of Linnaeus. 



Differs from T. hybridum of Linnaeus by its calyx-teeth. 



h. Calyx bald, not inflated after flowering ; flowers white 

 or reddish; legumen \- seeded; root annual, 



2. Trifoliwn glomeratum. Globe trefoil. 

 Head spherical, axillary and terminal, sessile; calyx-teeth 



unequal, heartshape, reflected, venose, awned, spread ; 

 leaflets reverse ovate, finely serrated ; legmne?i 1-seeded, 



Trifolium cum glomerulis ad raulitim nodos rotundis, Raii Syn. 329, 10. 



Sandy fields and pastures; annual; July. 



Stem prostrate, striated ; leaves distant ; stipides ovate, 

 scariousf head hemispherical, many-flowered; calyx bell- 

 shape, pale, teeth half as long as the tube, reflected ; corolla 

 rose-colour. 



