192 



LEGUiMlNOS^E. LXX. TIUFOLIUM. 



leaflets obovate-roundish ; flowers white. T. uniflorum, Sternb. 

 in flora. 1820. p. 599. Buxb. cent. 3. p. 18. t. 31. f. 2. 



One-flowered Trefoil. Fl. May, Sept. Clt. 1800. PL creeping. 



130 T. EXI'MH M (Stepli. ex Fisch. and Stev. in litt. D. C. 

 prod. 2. p. 203.) plant glabrous; stems ascending, firm ; leaflets 

 obovate, nerved, somewhat denticulated ; petioles very short ; 

 stipulas leafy, veiny, obtuse ; heads few-flowered ; peduncles and 

 pedicels short, tomentose ; calyxes campanulate ; the segments 

 lanceolate and very acute, equal, longer than the tube, but 

 shorter than the corolla; legume 4-5 -seeded. l/.H. Native 

 of Dahuria. T. grandiflorum, Fisch. Led. Vexillum large. 

 Style elongated. Corolla purple. 



I '(ir. ft, albijlorum (Fiscli. in litt.) flowers white. If. . H. Na- 

 tive of the Altaian mountains. 



Choice Trefoil. Fl. June, July. Clt. 1820. PI. i to | foot. 



131 T. ALPI'NUM (Lin. spec. 1080.) plant quite smooth ; stems 

 short, thick, under ground ; petioles very long ; leaflets 3, lan- 

 ceolate-linear, bluntish, denticulated ; stipulas very long, and 

 very narrow, linear, and acute ; heads of flowers umbellate, on 

 long peduncles ; pedicels small, disposed in something like a 

 whorl ; calyx campanulate, the segments equal, very long, and 

 setaceous, but much shorter than the corolla ; legume 2-seeded. 

 If.. H. Native of Europe, on the higher Alps and mountains. 

 Sturm, deutschl. fl. 1. fasc. 15. with a good figure. Savi, obs. 

 trif. 99. Park, theatr. 1104. f. 4. Flowers large, purple, the 

 vexillum flesh-coloured and streaked with purple. The roots 

 have the taste of liquorice. 



Alpine Trefoil. Fl. June, Aug. Clt. 1775. PL \ to | foot. 



132 T. LUPIXA'STER (Lin. spec. 1079.) plant quite smooth; 

 stems straight, branched; petioles wanting; leaflets 5, linear- 

 lanceolate, sharply-toothed, mucronate ; stipulas broad, mem- 

 branous, acuminated ; heads of flowers pedunculate, bractless ; 

 flowers umbellate ; calyx campanulate, hardly nerved ; the seg- 

 ments acute, longer than the tube, but shorter than the corolla ; 

 legume 6-seeded. If. . H. Native of Siberia. Lupinaster pen- 

 taphyllus, Moench. meth. suppl. p. 50. Pentaphy'llon lupinaster, 

 Pers. ench. 2. p. 352. Pentaphylliim Ammani, Ledeb. hort. 

 dorp, suppl. 1823. p. 5. Mart. fl. rust. t. 16. Curt. bot. mag. 

 876. Gmel. sib. 4. p. 19. t. 6. f. 1. Flowers large, purple ; 

 the wings and keel paler than the vexillum. 



Var. ft, albtflorum (Ser. mss. in D. C. prod. 2. p. 204.) flowers 

 white ; leaflets very narrow. T. albens, Fisch. 



Lupine-like Trefoil or Bastard Lupine. Fl. June, Aug. Clt. 

 1741. PI. 1 to lifoot. 



133 T. PURPURA'SCENS (Fisch. in litt.) the character of this 

 species agrees with the last in almost every particular, except in 

 the leaflets being very broad and bluntish. 1. H. Native of 

 Siberia, about Barnaoul. T. lupinaster var. y, oblongifolium, 

 Ser. mss. in D. C. prod. 2. p. 201. Flowers purplish, large. 



PurpfoA-flowered Trefoil or Bastard Lupine. Fl. June, Aug. 

 Clt. 1816. PI. 1 to 1 1 foot. 



134 T. MEGACE'PIIALUM (Nutt. gen. amer. 2. p. 105.) stems 

 simple, angular ; leaflets 7, cuneate-lanceolate ; petioles very 

 long ; stipulas cuneated, deeply 3-toothed ; segments of the 

 calyx setaceous and feathery ; legume 2-4-seeded. Ti. H. Na- 

 tive of North America, at the head waters of the river Missouri. 

 Lupinaster'macrocephalus, Pursh. fl. amer. sept. 2. p. 479. t. 23. 

 Flowers yellowish-white with a pale-purple carina. 



Large-headed Trefoil or Bastard Lupine. Fl. July, Aug. Clt. 

 1826? PI. 1 foot. 



135 T. GUSSONI (Tineo, pi. rar. sic. pug. 1. p. 17-) plant 

 smoothish ; stem branched ; leaflets 3, oblong, obcordate, 

 sharply-denticulated, terminal one on a long petiole, lateral ones 

 sessile ; stipulas lanceolate, bluntish, toothed, ciliated ; heads of 

 flowers rather egg-shaped ; peduncles pilose ; flowers on short 

 pedicels ; calycine segments unequal, narrow, the two lower ones 



longest, the uppermost ones very short ; vexillum obovate, 

 dilated, serrulated. If.. II. Native of Sicily, on the Nebrodes. 

 Schrank, in flora. 1819. p. 387. Flowers bluish-red, but they 

 fade to a reddish-yellow colour. Bonaii. t. 248. 



Gussone's Trefoil. Fl. June, Aug. Clt. 1826. PI. 1 foot. 



136 T. PLUMOSUM (Douglas, mm.) stem simple, erect, villous, 

 forked at the apex ; petioles about the length of the leaflets ; 

 leaflets 3, lanceolate, acuminated, ciliated, clothed with silky 

 villi on the under surface as well as the stipulas, but pubescent 

 above ; heads of flowers ovate-oblong, villous ; calycine seg- 

 ments subulate, unequal, lowest one longer than the corolla. 

 If.. H. Native of North America. Flowers apparently purple. 



Plumose-headed Trefoil. PI. 1| foot. 



137 T. ALTISSIMUM (Doug, mss.) stem erect, forked at the 

 apex, glabrous ; leaflets 3, lanceolate, glabrous, ciliated ; petioles 

 length of the combined part of the stipulas ; heads of flowers 

 globose, glabrous ; calycine segments subulate, much shorter 

 than the monopetalous corolla. If.. H. Native of North Ame- 

 rica. Flowers purple 



Tallest Trefoil. PI. 2 feet. 



SECT. VII. CHRONOSE'MIUM (from xporos, chronos, time, and 

 ari/.ia, sema, a standard ; in reference to the permanent nature of 

 the standard or vexillum.) Ser. mss. in D. C. prod. 2. p. 204. 

 Flowers disposed in an ovate pedunculate head. Petals scarious, 

 yellow, fading to a bay-colour ; vexillum deflexed, and permanent. 



138 T. BA'DIUM (Schreb. in Sturm, deutschl. fl. 1. fasc. 1C. 

 with a good figure,) stems ascending; leaves petiolate ; leaflets 

 sessile, obcordate, denticulated ; stipulas lanceolate, acute, rather 

 membranous ; heads of flowers globose, pedunculate, rather 

 loose ; vexillum obovate ; calyx very short, campanulate, the 

 segments unequal, the uppermost one very small ; legume sub- 

 globose, 1 -seeded; seeds ovoid ; radicle hardly prominent. I/. 

 H. Native of Europe, in mountain meadows. Savi, obs, trif. 

 113. T. spadiceum, Vill. dauph. 3. p. 491. but not of Lin. 

 Flowers yellow. 



Ba //-coloured-flowered Trefoil. Fl. June, Aug. PI. ascending. 



139 T. BRUTIUM (Ten. prod. fl. nep. 1826. ex Schlecht. 

 Linnaea. 3. p. 103.) stems ascending, branched ; leaves stalked ; 

 leaflets obcordate, cuneated, denticulated, the terminal one hardly 

 petiolate ; heads of flowers axillary, spherical ; peduncles longer 

 than the leaves ; segments of calyx unequal, the 2 upper ones 

 short, the rest piliferous at the apex ; vexillum large, golden, 

 furrowed; keel copper-coloured; seeds elliptical, yellow. 0. H. 

 Native of Naples. Allied to T. procumbcns and T. agrariuin. 



Brtitium Trefoil. Fl. May, Aug. PI. ascending. 



140 T. AGRA'RIUM (Lin. spec. 1087.) stem ascending, branch- 

 ed, firm ; leaves almost sessile ; leaflets oblong-ovate, sessile, 

 denticulated ; stipulas leafy, lanceolate, acute, longer than the 

 petiole ; heads of flowers on long peduncles, egg-shaped ; 

 vexillum obcordate; calyx campanulate, short, the segments un- 

 equal, glabrous, and elongated, the superior one smallest ; le- 

 gume 1 -seeded, ovoid, compressed ; seeds bay-coloured, irre- 

 gularly cordate ; radicle prominent. Q. H. Native of Europe, 

 in dry pastures and woods. Sturm, deutschl. fl. 1. fasc. 16. 

 with a good figure. Fl. dan. 554. T. strepens, Crantz. austr. 

 411. no. 8. Flowers yellow. 



Field Trefoil. Fl. June, Aug. Clt. 1815. PI. prostrate. 



141 T. SPADI'CEUM (Lin. spec. 1087.) stem erect, almost sim- 

 ple, slender ; leaves stalked ; leaflets oblong, ovate, sessile, den- 

 ticulated ; stipulas leafy, narrow, acuminated ; heads of flowers 

 ovoid, on peduncles ; vexillum obcordate ; calycine segments 

 unequal ; the lower ones long and pilose, the two upper ones 

 small and glabrous ; legume ovoid, compressed, 1-seeded ; seeds 

 irregularly egg-shaped, bay-coloured ; radicle prominent. "If. . H. 

 Native of Europe, in mountain meadows. Sturm, deutschl. fl. 



