LEGUMINOSjE. LXX. TRIFOLIUM. 



187 



71 T. RADIOSU.M (Wahl. in isis. 1828. vol. 21. p. 971.) stems 

 asi ending, and are, as well as the leaves, villous ; leaflets ob- 

 ovate ; the interior of the head of flower abortive ; teeth of calyx 

 curved, setaceous, plumose, shorter than the corolla. Q. H. 

 Native of the Levant. Like T. gloliusum, but double the size. 



Ray-headed Trefoil. PI. ascending. 



7'2 T. OLIVERIA'NUM (Ser. mss. in D. C. prod. 2. p. 197.) 

 villous ; steins diffuse ; leaflets obovate-cuneated, short, broad, 

 entire ; stipulas lanceolate, each ending in a Jong narrow acu- 

 men ; heads snbglobose, few-flowered ; calycine segments bent, 

 filiform, pilose, ascending, equal, much shorter than the corolla. 

 . H. Native about Constantinople. Flowers red. 



Oliver's Trefoil. PL diffuse. 



73 T. CIYPEATUM (Liu. spec. 108t.) pubescent; stems dif- 

 fuse ; leaflets obovate, denticulated ; stipulas broad, nerved, 

 ciliated ; heads of flowers subglobose ; calycine segments leafy, 

 lanceolate, nerved, unequal, spreading, much shorter than the 

 corolla; legume 1- seeded ; seeds sub-cordate ? Q. H. Native 

 of the Levant. Savi, obs. trif. p. 61. Gsertn. fruct. t. 153. 

 Alp. exot. t. 306. Flowers pale-red. The plant is named 

 T. clypeatum in reference to the calyx when in fruit being spread 

 like a buckler. 



Clypeate-calyxed Trefoil. Fl. June, Aug. Clt. 1711. PL | ft. 



74 T. STELLA'TUM (Lin. spec. 1083.) plant villous, diffuse; 

 leaflets obcordate, somewhat triangular, with the upper margin 

 denticulated ; stipulas obovate, very broad, serrulated ; heads of 

 flowers ovate-globose ; calycine segments foliaceous, linear-lan- 

 ceolate, spreading, equal, length of the corolla; legume 1-seed- 

 ed ; seeds ovate, orbicular, bay-coloured. . H. Native of 

 the south of Europe. Sturm, deutsch. fl. 1. fasc. 16. Savi, obs. 

 trif. p. 30. Desf. all. 2. p. 199. Smith, engl. hot. 1546. Barrel, 

 icon. p. 860. Flowers pale rose-coloured. 



Stellate-cn\y\ed Trefoil. Fl. Ju. July. Britain. PI. f to 1 ft. 



75 T. LEUCA'NTHUM (Bieb. fl. taur. 2. p. 214.) stems ascend- 

 ing, villous ; leaflets obovate-oblong, somewhat serrated at the 

 apex ; stipulas lanceolate, subulate ; heads of flowers subglo- 

 bose, pedunculate, villous ; calycine segments spreading, nearly 

 equal, shorter than the corolla ; legume 1 -seeded ; seeds ovoid ; 

 radicle hardly prominent. Q. H. Native of Tauria, on dry 

 hills, and of Corsica". T. stellatum, Pall. ined. taur. T. varia- 

 bile, Gussone in litt. 1824. T. obscurum, Guss. cat. ex litt. 

 1824. This plant differs from T. stellatum in the stipulas being 

 lanceolate-subulate and entire, not ovate and denticulated, as 

 well as in the leaflets being more oblong, and the flowers being 

 smaller and almost white, not pale-red. 



U'liite-flowercd Trefoil. Fl. June, July. Clt. 1820. PI. | 

 foot, declinate. 



76 T. LONGJPEDUNCULA'TUM (Lois. fl. gall, ex bull. sc. Aug. 

 1828. p. 425.) stem ascending, smooth; leaflets oblong-elliptic, 

 quite entire, rather pilose ; stipulas narrow, linear-awl-shaped 

 beyond the middle ; heads of flowers ovate, terminal, on long 

 peduncles ; teeth of calyx unequal, rather pilose, the lower 

 tooth largest, about equal in length to the monopetalous corolla. 

 0. H. Native of Corsica, near Bonifacio. Flowers white. 



Long-peduncled Trefoil. Fl. May, June. PI. ascending. 



77 T. REFLE'XUM (Waist, et Kit. pi. hung. 3. p. 299. t. 269.) 

 stems decumbent, diffuse, numerous, pilose ; leaflets oblong, 

 somewhat denticulated ; stipulas subulate; heads of flowers sub- 

 globose, pedunculate ; calycine segments spreading, unequal, 

 shorter than the corolla ; vexillum elongated ; legume obovate, 

 fleshy, glabrous, brown, 1-seeded; seed brown, roundish ; radicle 

 hardly prominent. . H. Native of Hungary, in grassy places. 

 Perhaps distinct from T. leucantlmm. 



Rejlexed Trefoil. PI. decumbent. 



78 T. OBLONGIFOLIUM (Ser. mss. in D. C. prod. 2. p. 197.) 

 villous ; stems erect ; leaflets oblong, ciliated ; stipulas lanceo- 



late, nerved, ending each in a long acumen ; heads of flowers 

 globose ; calyciue segments somewhat setaceous, equal, longer 

 than the corolla. 0. H. Native of Spain and Barbary. T. 

 squarrosum, Lam. in herb. Vahl. Flowers purple. 

 Oblong-leaved Trefoil. PI. 1 foot. 



79 T. OBSCU'RUM (Savi, obs. trif. p. 31. f. 1.) stems spreading ; 

 leaflets obovate or obcordate, entire ; stipulas membranous, 

 nerved, acute at the apex, ciliated ; heads of flowers sub-glo- 

 bose ; calycine segments lanceolate, acuminated, nerved, pun- 

 gent, length of tube, and longer than the corolla; legume 1- 

 seeded. 0. H. Native of Italy. Perhaps only a variety of 

 T. leucdnthnm. Flowers white. 



Obscure Trefoil. Fl. June, July. Clt. 1820. PL spreading. 



80 T. SAXA'TILE (All. fl. ped. no. 1108. t. 59. f. 3.) stems 

 rather erect ; leaves villous ; leaflets cuneated, small, and entire, 

 but emarginate at the apex ; stipulas ovate, mucronulate, nerved; 

 heads of flowers globose, depressed, sessile, bracteate ; calyxes 

 tomentose ; the segments small and ascending, equal, length of 

 corolla; seeds small, black, irregularly subcordate. . $ . H. 

 Native of Switzerland, Piedmont, and Dauphiny, on the higher 

 alps. Savi, obs. trif. p. 28. T. thymiflorum, Vill. dauph. 3. 

 p. 487. T. glaciale, Reyn. mem. 1. p. 166. Flowers white. 



Rock Trefoil. Fl. May, July. Clt. 1816. 



PL i foot. 



SECT. IV. TRIFOLIA'STRUM (from trifoliiim, and a sir urn, an 

 affixed signification, like). Ser. mss. in D. C. prod. 2. p. 108. 

 Flowers capitate ; heads globose, sessile, or pedunculate ; flowers 

 usually deflexed at length. Calyx not inflated. 



81 T. SUFFOCA'TUM (Lin. mant. 276.) glabrous; stems very 

 short, procumbent ; petioles long; leaflets obcordate-cuneiform, 

 denticulated ; stipulas scarious, a little nerved, each ending in a 

 short acumen ; heads of flowers axillary, sessile, nearly globose, 

 glabrous, approximate ; flowers dense, sessile ; calyx membra- 

 nous, smooth ; the segments lanceolate, acute, flat, and nearly- 

 equal, recurved, much longer than the corolla ; legume concealed, 

 2-seeded ; seeds nearly globose, yellowish ; radicle prominent. 

 . H. Native of the south of Europe. In England on the 

 sandy sea-coast at Yarmouth and Lowestoft, and at Landguard 

 Fort. Jacq. hort. vind. t. 60. Savi, obs. trif. p. 96. Brot. 

 phyt. p. 158. t. 64. Smith, engl. bot. 1040. Flowers pale 

 pink. 



Suffocated Trefoil. Fl. June, July. Brit. PL procumbent. 



82 T. coNCts'sTi'M (Guss. cat. 1821. p. 80. pi. rar. p. 31 1.) 

 steins branched, smooth, trailing ; leaves on long petioles ; leaf- 

 lets obcordate, entire, pubescent ; heads of flowers lateral and 

 terminal, roundish, sessile, approximate ; calyx pilose ; the 

 teeth erect, equal in length to the corolla ; legume 1-seeded. 

 0. H. Native of Calabria in arid fields by the sea-side. 



CVwwfcd-flowered Trefoil. FL May. Clt. 1820. PL trailing. 



83 T. GLOMERA - TUM(Lin. spec. 1084.) glabrous; stems spread- 

 ing ; leaflets obovate, sharply toothed ; stipulas scarious, nerved, 

 each ending in a long acumen ; heads of flowers axillary, ses- 

 sile, distant, globose ; flowers dense, sessile ; calycine segments 

 heart-shaped, short, nerved, acuminated, reflexed, shorter than 

 the polypetalous corolla ; legume 1-seeded ; seed irregularly 

 cordate, bay-coloured. . H. Native of the south of Europe. 

 In England, in gravelly fields and pastures about London, Isle 

 of Shepey, on Kew-green and Han well-heath, Middlesex, on 

 the Bath hills, near Bungay, Suffolk, at Yarmouth, &c. Smith, 

 engl. bot. 1063. Curt. lond. 4. t. 51. Flowers rose-coloured. 



Glomeratcd Trefoil. Fl. June, July. Britain. PL decumb. 



84 T. PARVIFLORUM (Ehrh. beitr. 7. p. 165.) stems diffuse ; 

 leaflets obovate, nerved, sharply serrated ; stipulas scarious, 

 ending each in a sharp acumen ; heads of flowers axillary, pe- 

 dunculate, and sessile, globose ; flowers dense, sessile ; calycine 



B B 2 



