92 



175. TRIFOLIUM. 



b. Calyces spreading after flovjering , and 

 giving' a star-like appearance to the head 

 of fruit. 



48. abbreviatum, J. W. Upper Lip. of 

 Cal. about three times as long as lower when 

 in fruit. Head-stalk shorter than L., somewhat 

 recurved in fi'uit. Stip. Hueari-lanceolate, acute. 

 Lts. acutely serrulate, a. 4-6. s. Eur. 



49. resupiuatum. Upper Lip of Cal. 

 about four times as long as lower in the fruit. 

 Head-stalk exceeding L., straight. Stip. lineari- 

 lanceolate, acute. Lts. acutely serrulate, a. 4-6. 

 Meadows and uncult. s. Eur. This is sua- 

 veolens of G-uss., as the preceding is the resu- 

 piuatum ofDG. 



ii. Calgx hairless. Teeth nearly equal. 



Tube inflated. 



50. spumosum. Cal. of Er. scariose, 

 nerved, and veined. Teeth not half as long as 

 tube. Seeds 4. Heads ovate, nearly sessile. 

 Stem branched, spreading. Stip. broad, united 

 only at base, very acute. Lts. obovate, nearly 

 entii-e. a. 4, 5. Open hills. Tusc. Sic. 



51. multistriatuiu. Cal. of Fr.mth about 

 25 nerves, and hardly any connecting veius. 

 Teeth setaceous, as long as tube. Bracts ovate, 

 equalling tube of calyx. Tails of Stip. lanceo- 

 lato-subulate. Lts. obovate or oblong, shai'ply 

 serrate, a. 8. Shore. Trieste. 



52. vesiculosum. Cal. of Fr. with con- 

 necting veins between the nerves. Teeth as 

 long as tube. Seeds 2. Heads ovate, on a long 

 stalk. Fl. purple. Stem fii-m, erect. Stip. 

 connate, somewhat membranous, with long 

 taU. Lts. lanceolate, acutely serrate, a. 4, 5. 

 Dry thickets. Sylva Sacra. Sic. 



D. Calyx not inflated. Strice numeroiis. 



Stalks bracteolate. 

 58. luutabile. "Erect. Cal. hairless. Teeth 

 setaceous, equal, at last recm-ved, faUing short 

 of coroUa. Tails of Stip. setaceous. Lts. el- 

 liptico-lanceolate ; of lowest L. obovate, arista- 

 to-serrate, a. 5, 6. Sandy thickets. Sic. Habit 

 ofT. vesiculosum." — Guss. 



E. Calyx 10-ribbed, bracteolate, sessile, or 



on a short thick stalk. 

 54. isthmocarpon. Hairless. Stem as- 

 cending. Cal. Teeth nearly equal, somew^hat 

 recurved, faUing short of corolla. Leg. 2-3- 

 seeded, contracted in the middle. Heads 

 staUced. Stip. scariose. Lts. obovate, serru- 

 late, a. 4, 5. Open, grassy. Between Alcamo 

 and Calatafiumi, Sic. Like T. nigrescens. 



55. strictum. Cal. haiiless. Tube conical. 

 Teeth nearly equal, longer than tube. Heads 

 axillary, stalked. Leg. 2-seeded, not contracted. 

 Stip. somewhat scariose. Lts. oblongo-eUiptic, 

 serrulate, a. 5. Grass, m. and s. Eur. occ. 



56. gloiueratum. Cal. hairless. Teeth 

 ovate, acuminate, spreading, shorter than poly- 

 petalous corolla. Heads globose, sessile. Stip. 

 scariose, wdth long acumen. Lts. obovate, 

 acutely dentate, a. 5, 6. Dry, uncult. Eng. 

 s. Fr. Istria. It. 



P. Moioers in heads. Calyx on a slender, 

 bracteolate stalk. Teeth equal, or the 

 tioo upper longest. Mouth open. 



i. Stalks shorter than tube of calyx. 



57. parviflorum. Diflfuse. Cal. bursting 

 by the ripening legume ! Upj)er Teeth of Cal. 

 exceeding corolla. Heads axillary, stalked and 

 sessile. Stip. scariose. Lts. obovate, acutely 

 serrate, a. 6. Ojmi hills. HaUe, Prague. 



58. montanum. Erect. Cal. deflexed after 

 flowering. Teeth as long as tube. Heads 

 axillary and terminal, globose, afterwards ob- 

 long. Stip. lanceolate, acute. Lts. eUiptico- 

 oblong, obtuse, denticulate. Seed 1. p. 5-7. 

 Sill meadows. Not British. 



59. rupestre. Diffuse. Cal. deflexed after 

 flowering. Teeth of Cal. longer than tube. 

 Heads hemispherical, all terminal. L. nearly 

 all radical. Lts. oval, denticulate. Mont La- 

 chen in Pyr. — See. Monte Cornu in the 

 Abruzzi. — Ten. Query if the same. 



60. csespitosuiu.. Tufted. Cal. not de- 

 flexed. Teeth equal to tube, and reaching to 

 two-thirds of coroUa and to legume. Stip. 

 scariose. Lts. obovate, denticulate, p. 7, 8. 

 Mountain pastures. Alps. 



ii. Inner stalks about as long as tube of 



calyx. 



61. Bivonse. "Hairless. Stalk, tube, and 

 teeth of Cal. all equal, and half as long as co- 

 roUa ; two upper broader. Stems numerous, 

 diffuse. Stip. sheathing, scariose. Lts. oblongo- 

 cuneate. Seeds 1, 2. Grassy hills. Fl.pink. 

 Sic."— Guss. 



62. pallescens. Cal. Teeth ovato-lanceo- 

 late, about one-thii'd of corolla; two upper 

 longer. Stem tufted, decumbent. Tail of Stip. 

 ovato-lanceolate, very acute. Lts. obovate, ser- 

 rulate. Fl. white or yellowish, p. 7-9. High 

 pastures, e. Alps. Mt. Ventous. 



63. minutum. Cal. Teeth lanceolato-su- 



