ISO 



LEGUMINOS^E. LXX. TRIFOUUM. 



Red Trefoil. Fl. June, Sept. Clt. 1G33. PI. 1 to H foot. 



5 T. C<BR.ULE'BCENS (Bieb. fl. taur. suppl. 509.) stem erect? 

 leaflets roundish-rhomboidal, villous, as well as the half-ovate, 

 subulate, dentate stipulas ; teeth of calyx nearly equal in length 

 to the wings. O- H. Native of the desert Anketer, between the 

 rivers Terek and Kuma. The plant is known from T. incarna- 

 Inm in the leaflets being lined, in the stipulas being membranous, 

 and in the heads of flowers being shorter. Flowers bluish- 

 purple. 



Bluish-flowered Trefoil. Fl. July. Clt. 1827. PL 1 foot. 



6 T. INCARNA'TUM (Lin. spec. 1083.) stem erect; leaflets 

 roundish, obcorilate, crenated, villous ; stipulas broad, very short, 

 obtuse, and spacelate at the apex : spikes terminal, solitary, on 

 long peduncles; calyx ribbed, very pilose; the segments lan- 

 ceolate-setaceous, equal, somewhat stellately disposed, equal in 

 length with the monopetalous corolla ; seeds egg-shaped , ra- 

 dicle rather prominent. O- II- Native of the south of Europe, 

 in subhumid meadows. Sims, bot. mag. 328. Sturm, deutsch. 

 fl. 1. heft. 16. Mill. fig. t. 267. f. 1. Flowers crimson, red, 

 flesh-coloured, or even white. This is an elegant plant when in 

 flower. Mr. Miller says it will make good food for cattle, but 

 being an annual plant will not suit with the common practice of 

 farmers. 



Far. ft, Molinerii (D. C. fl. fr. 5. p. 556.) flowers pale flesh- 

 coloured ; stipulas hardly spacelate ; leaflets more or less den- 

 ticulated. Q. H. T. Molinerii, Balb. ex Horn. hort. hafn. p. 715. 



Ffes/i-coloured-flowered Trefoil. Clt. 1640. PI. 1 foot. 



7 T. LAGO'PUS (Pour, ex Willd. spec. 3. p. 1365.) plant very 

 hairy ; stem much branched ; leaflets obovate-cuneated, denti- 

 culated ; stipulas lanceolate, very broad, short, nerved ; spike 

 terminal, oblong, solitary, sessile ; calyx ribbed, very pilose ; 

 the segments setaceous and equal, but shorter than the corolla. 

 G- H. Native of Spain. Poir. diet. 8. p. 10. Flowers red. 



Hare's-foot Trefoil. Fl. July, Aug. Clt. 1827. PI. pr. 



8 T. SPICA'TUM (Sibth. and Smith, fl. grsec. t. 743. ex prod. 2. 

 p. 93.) stem erect; legume 1-seeded, disposed in spikes, erect, 

 naked, wrinkled, acute ; stipulas subulate, quite entire. O- H. 

 Native of the Island of Cyprus. Flowers yellow. 



Spike-flowered Trefoil. PI. 1 foot. 



i) T. ARVE'NSE (Lin. spec. 1083.) stem erect, branched, or 

 simple ; leaflets spatulate, linear, somewhat tridentate at the 

 apex ; stipulas narrow, membranous, nerved, bristle-pointed, 

 pilose ; spikes oblong, very villous, soft ; calyx very pilose, the 

 segments bristle-shaped, longer than the polypetalous corolla, 

 and equal in length with each other ; seeds egg-shaped, bay- 

 coloured ; radicle not prominent. O. H. Native of Europe ; 

 common in fields ; plentiful in Britain, in sandy barren fields. 

 Smith, engl. bot. 944. Sturm, deutsch. fl. 1. heft. 16. Curt. fl. 

 lond. 6. t. 50. Fl. dan. 724. Flowers pale-reddish. 



Var. [3, crass'icaule (Ser. mss. in D. C. prod. 2. p. 191.) heads 

 ovate-globose, much smaller ; stem very thick and very much 

 branched; branches divaricate. . H. Native of Caucasus, 

 in fields. 



Var. y, perpusillum (Ser. 1. c.) spikes somewhat globose ; 

 stems very short, procumbent. 0. II. Ray, syn. p. 330. no. 

 15. t. 14. f. 2. Lobel first found this plant near South-sea 

 Castle ; Dillenius near Brackclsham, in Sussex, and Mr. Wood- 

 ward, on Yarmouth Danes, at Lovvestoft, &c. 



Var. c, gracile (D. C. fl. fr. 4. p. 530.) stem and leaves 

 svnoothish ; segments of the calyx villous at the apex, and co- 

 loured. Q. H. Native of France. T. gracile, Tlmil. fl. par. 

 ed. 2. p. 283. Barrel, icon. 901. 



Var. i, capitatum (Ser. 1. c.) heads of flowers globose, sessile. 

 T. arvense ft, Savi, obs. trif. p. 19. Barrel, icon. t. 902. 



Field Hare's-foot Trefoil. Fl. July, Aug. Brit. PI. A to 1 ft. 

 10 T. LIGU'STICUM (Balb. in act. acad. ital. 1. p. 192. f. 2. ex 



Savi, obs. trif. p. 38.) stem branched, diffuse ; leaflets obovatc 

 or obcordate, broad, somewhat denticulated at the apex ; stipu- 

 las broadish, lanceolate, nerved, small, ending in an acumen, 

 which is equal in length to the limb ; spikes oblong, twin, diva- 

 ricate, pedunculate, pilose ; teeth of calyx subulate, equal, twice 

 the length of the tube, but exceeding the corolla ; seeds egg- 

 shaped, yellow ; radicle rather prominent. 0. H. Native of 

 Italy, about Pisa, also in Spain and Corsica. T. arrectisetum, 

 Brot. phyt. p. 152. t. 63. f. 1. T. aristatum, Horn. hort. hafn. 

 p. 712. Link. enum. 2. p. 262. Flowers pale red. 



Var. /), ptirvulum (Ser. mss. in D. C. prod. 2. p. 191.) stem 

 much branched, slender ; spikes small, somewhat globose. 0. H. 

 Native of the Stsechades Islands, and about Pisa. 



Lovagc Trefoil. Fl. June, July. Clt. 1816. PI. | foot. 



1 1 T. DIVARICA'TUM (Horn. hort. hafn. 2. p. 715.) stem erect, 

 divaricate, much branched ; leaflets obovate, emarginate, pilose; 

 stipulas lanceolate ; spikes elongated, ovate-cylindrical ; teeth 

 of calyx subulate ; corolla monopetalous. 0. H. Native of ? 

 Perhaps only a variety of 7'. gcincllam, ex Horn. 1. c. Flowers 

 white and pale-red. 



Divaricate Trefoil. Fl. June, July. Clt. 1816. PI. spread. 



12 T. GEME'LLUM (Pourr. in Willd. spec. 3. p. 1376.) stem 

 straight, simple ; leaflets obovate, narrow, retuse, hardly denti- 

 culated at the apex ; stipulas narrow, with a long acumen, hardly 

 nerved ; spikes oblong, terminal, pedunculate and approximate, 

 pilose ; segments of the calyx dilated at the base, unequal, divari- 

 cate, length of tube, but longer than the corolla ; seeds irregu- 

 larly egg-shaped, small, yellowish-green ; radicle rather pro- 

 minent. 0. H. Native of Spain. Flowers pale-red or white. 



Twin-spiked Trifolium. Fl. June, July. Clt. 1816. PI. | ft. 



13 T. PHLEOIDES (Pourr. in Willd. spec. 3. p. 1377.) stem 

 branched a little, slender ; leaflets oblong, obcordate, denti- 

 culated ; stipulas rather membranous, nerved, very narrow, awl- 

 shaped ; spike pedunculate, solitary or twin, between conical 

 and oblong, villous, bractless ; flowers very dense ; segments 

 of calyx equal, diverging, subulate, dilated at the base, length of 

 tube, but shorter than the corolla ; seeds exactly egg-shaped, 

 small, bay-coloured; radicle hardly prominent. . H. Na- 

 tive of Spain and Italy. Flowers pale-purple or white. Heads 

 like those of a species of Phlt'ioii. 



PAfewn-headed Trefoil. Fl. May, Jul. Clt. 1818. PI. J ft. 



14 T. LAPPA'CEUM (Lin. spec. 1082.) stem branched, diffuse ; 

 leaflets obovate, or obcordate, denticulated ; stipulas rather 

 membranous, nerved, narrow, long, and subulate ; spike sub- 

 globose, hispid, terminal, usually solitary ; segments of the calyx 

 equal, subulate, twice or thrice longer than the tube, but equal 

 in length to the corolla ; seed egg-shaped, brown ; radicle hardly 

 prominent. .II. Native of Europe. Flowers pale-red. 



Burdock-like Trefoil. Fl. June, Aug. Clt. 1821. PI. diva- 

 ricate, 5 tO -^ foot. 



15 ? T. ECHINA'TUM (Bieb. fl. taur. 2. p. 216.) stem declinate, 

 branched ; leaflets obovate-oblong, quite entire ; stipulas subu- 

 late, pilose ; heads ovate, terminal, and axillary, pedunculate, 

 leafless ; segments of calyx subulate, unequal, pilose, shorter 

 than the monopetalous corolla, when in fruit spreading much. 

 . H. Native of Caucasus. Flowers pale. Vexillum lanceo- 

 late, elongated. 



Echmated-headed Trefoil. Fl. Ju. Jul. Clt. 1821. PI. dec. 



16 T. ERINA'CEUM (Bieb. fl. taur. suppl. 510.) stem erect, 

 branched; leaflets cuneated, emarginate, almost entire, villous; 

 stipulas lanceolate, cuspidate ; segments of the calyx nearly 

 equal, a little longer than the tube, but exceeding the corolla. 

 0. H. Native of Iberia. Allied to T. divaricdtum. Flowers 

 pale- red. 



Prickly-headed Trefoil. Fl. June, July. Clt. 1818. PI. ^ ft. 



17 T. MALACA'NTIIUM (Link. enum. 2. p. 261.) stem flexuous, 



