MACLOSKIE : RANUNCULACE^E. 407 



toothed. Flowers solitary, the petals white, oblong, sometimes long- 

 clawed, equalling the sepals. Head of achenes smooth, globular, rather 

 large, at length ruddy. 



E. and W. Magellan, Fuegia, Navarino I., Falklands. 



R. biternatus exignus is a small state, common in the Falklands. 



5. RANUNCULUS BOVEI Speg. 



(Of sec. Ramiimtlastrum, having achene with i dorsal nerve, floral axis 

 long, nectary with free scale, root fleshy.) 



Glabrous. Stems stoloniferous, thickish. Leaves at the nodes 3-5- 

 fasciculate, their petiole very long, erect, their limb thick, ovate or ellip- 

 tical, base rounded, apex rounded or obtusely pointed. Flower solitary 

 on an erect scape, as long as the petioles. Sepals 5, ovate. Petals many, 

 narrow, obovate, as long as the sepals. Achenes obovate, obscurely 

 tetragonal. Style short, lateral. Handsome. 



Punta Arenas. S. Patagon., Gallegos Valley (Nordenskj.) ; N. and E. 

 Fuegia (Dusen). 



6. R. BULBOSUS Linn. Bulbous Crowfoot. 



Perennial, with bulbous root, upright, many-flowered stem, leaves divided 

 into 3 stalked leaflets, which are again 3-parted and lobed. Pedtmcles 

 furrowed, sepals reflexed, and glabrous achenes in 

 a globose head. 



(Eur. and U. S.); common in grassy places by 

 Rio Negro. N. Patagon. 



7. R. CESPITOSUS Dusen. 



Cespitose, glabrous, creeping. Stem thick, root- 

 ing at the nodes, fasciculately leafy, i -flowered. 

 Leaves long petioled, or linear, entire, or cunei- Ranunculus 



form-dilated towards the apex, 3-lobed. Flowers Natural size; also enlarged 



small, yellow, sessile or nearly so. Sepals 3, petal and ^^- (After 

 broad, fugacious. Petals twice as long, 5, with 



saccate nectary. Stamens rather few. Achenes 2030, in a globose head. 

 Style nearly as long as the achene (Fig. 68). 

 S. Fuegia, in swamps near Rio Azopardo. 



