TRIFOLIUM. 77 



lateral solitary or the terminal in pairs, calyx 10-veined hairy, 

 teeth subulate unequal straight mucronate about equalling the 

 cor., tube ventricose in fruit, stip. ovate cuspidate, leaflets obcor- 

 date or obovate, veins equal and straight at the margins, E. B. 

 1843. St. 16. 6. 7- St. procumbent, 410 in. long and as well 

 as the 1. silky. Stip. with reddish veins. Fl. small. Seeds oval, 

 brownish yellow ; radicle not prominent. /3. erectum (Leight.) ; 

 st. erect, heads elongated subconical lateral shortly stalked, cor. 

 longer than the calyx. Dry and sandy places. A. VI. VII. 



8. T. scabrum (L.) ; heads ovate sessile terminal and lateral 

 solitary, cal. 10-veined hairy, teeth lanceolate mucronate about 

 equalling the cor. with 1 strong prominent vein at length patent, 

 tube cylindrical in fruit, stip. ovate cuspidate, leaflets obovate, 

 veins thickened and curved at the margins. E. B. 903. St. 

 procumbent, spreading. Fl. small. Cal. of the fruit very rigid. 

 Seeds oblong, reddish yellow; radicle not prominent. Dry sandy 

 places. A.V. VII." 



9. T. Bocconi (Savi) ; heads oblong-ovate sessile terminal usu- 

 ally 2 together, cal. 10-veined hairy, teeth lanceolate-subulate 

 mucronate about as long as the cor. with 1 strong prominent 

 vein erect, tube cylindrical in fruit, stip. oblong with a long 

 subulate point, leaflets oblong-obovate in the lower leaves 

 roundish-obovate, veins equal and straight at the margins, seeds 

 with the radicle slightly prominent. E. B. S. 2868. St. 26 in. 

 high, erect. Fl. small, pale yellow. Seeds oval, brownish yellow. 

 Heads dense, somewhat conical. In dry places, near the Lizard 

 Point, Cornwall. A. VII. E. 



10. T. maritimum(Ruds.) ; heads ovate-globose stalked termi- 

 nal, cal. strongly veined, teeth ciliated at first subulate erect fall- 

 ing short of the cor. afterwards broad leafiike acute spreading 

 l-veined the lower one longest and 3-veined, tube hairy above 

 obconical in fruit, stip. broadly subulate very long, leaflets oblong- 

 obovate. E. B. 220. St. spreading, usually procumbent. Fl. 

 pale red, small. Muddy salt marshes. A. VI. VII. E. I. 



** FL sessile j throat of the calyx naked within j heads few- 

 fiowered, at length producing thick stellated fibres (abortive 

 calyces) from their centre which ultimately fold over the fruit. 



11. T. subterraneum (L.); heads 2 5-flowered erect deflexed 

 in fruit, calyx glabrous, teeth filiform hairy nearly equal shorter 

 than the corolla, tube inflated in fruit and at length split longi- 

 tudinally, abortive calyces numerous slender stellate with 5 points, 

 stip. ovate pointed, leaflets obcordate. E. B. 1048. St. pro- 

 strate and as well as the 1. hairy. Fl. white, considerbly longer 

 than the calyx. The curious abortive calyces are remarkably 

 characteristic of this species. Dry gravelly places. A. V. VI. 



