43 EANUNCULACE^. (CEOWFOOT FAMILY.) 



segments.^ Petals a little longer than sepals. Heads spherical, about 

 0.005 m. in diameter. Carpels ovate; margin 2-grooved, disk tubercled, 

 beak tapering, half as long as ovary — Spring — Wet places from Hums 

 to Kerak. 



25. R. lomatocarpus, F. et M. © Fig. 3 



Glabrescent. Leaves ternate ; divisions obovate, 

 those of lower leaves obtusely lobed and cut, of 

 upper leaves dissected into oblong and linear, ' acute 

 lobes. Petals twice as long as sepals. Head 0.01 

 m. or more in diameter. Carpels ovate ; disk tu- 

 bercled ; margin with, or without groove, tapering 

 into a slightly curbed heaJc, half the length of ovary — 

 Spring — Fields, Syria and Palestine ; common. 

 Leaves often much dissected into narrowly linear 

 lobes. 



Var. cornuta§, Post. BeaJc as long as ovary Head of r. lomato- 



— With type — (i?. cornutus J>. O.) carpus, var. eornutus. 



26. R. mnricatus, L. Glabrous or glabrescent. Root-leaves 

 long-petioled, round or Tcidney-shaped, with 3 cut and toothed divisions. 

 Upper leaves cuneate at base, with 3 ohlong, cut or toothed dimaions. 

 Petals a little longer than sepals. Heads generally more than 0.01 m, 

 in diameter. Carpels large, ovate, with muricate disk, and strongly 

 grooved margin, tapering abruptly into a beak as long as ovary — 

 Spring — Ditches and wet places ; common throughout. 



27. R. arvensis, L. © Glabrous or slightly-hairy. Lower 

 leaves cuneate-obovate, cut or toothed, or 3-parted ; the remainder 

 ternate, dissected into linear lobes. Carpels 0.006 m. long, obovate ; 

 disk muricate ; margin at right angles to surfaces of disk, broad, fringed 

 at both edges with stiff spines much larger than those of the disk ; beak 

 usually — Spring — Fields common. 



Var. rostratus, Post. Spines of disk shorter, sometimes 

 reduced to tubercles ; spines of margin short, often mere teeth. 

 Carpels ending in an oblique, slender, curved beak, more than half as 

 long as ovary — Lebanon. Bethel. 



Var. long^ispinus, Post. Spines of margin longer than ovary — 

 3Iinat el Husn, Beirut. 



28. R. Pinardi, Boiss. © Dwarf, appressed-hirsute. Lower 

 leaves round-wedge-shaped, obtusely 3-3-toothed ; the rest dissected 

 into linear-oblong lobes. Carpels few, 0.01 m. long, 0.003 broad ; 

 disk minutely tubercled ; margin tumid, obtuse, tapering into a 

 lanceolate, circinnate beak twice as long as ovary — Summer — Anti- 

 lebanon, above Rasheiya and Zebedani. 



T. CERATOCEPHALUS, M(ENCH. 



Sepals 5. Petals 5, with nectar-bearing pore at base, covered 

 with a scale. Akenes caducous, with an empty cell at each side of 

 base. Beak long, sickle-shaped — Dwarf annual herbs, with palmate 

 leaves, dissected into linear lobes. 



C. falcatus, Pers. © Beak curved upward, hooked— Spring — 



Fields, Syria, 



\ 



