408 PATAGONIAN EXPEDITIONS I BOTANY. 



8. RANUNCULUS CHILENSIS DC. 



Procumbent stems and petioles hispid. Leaves subvillous, cordate- 

 orbicular, 3-5-cleft, the lobes coarsely toothed ; the upper leaves smaller. 

 Flowers small, 6-8 mm. diam., sometimes larger. Calyx very villous. 

 Achenes orbicular-compressed, smooth-margined. 



Cape Tres Montes, and Chonos Archip. ; Rio Sta. Cruz (C. Darwin) ; 

 Ushuaia (Hahn) ; Magellan (Hatcher). 



9. R. CRASSIPES Hook. f. 



Glabrous, fleshy, with creeping stem. Leaves long-petiolate, cordate- 

 reniform, trifid or tripartite, with the segments 3-5-crenate. Peduncles 

 shorter than the petioles. Sepals at length reflexed. Petals 4-6, obovate- 

 spatulate, yellow. Achenes turgid ; styles straight. 



Allied to R. biternatus. In Kerguelen I., in moist places. A specimen 

 in the Gray Herbarium, collected by R. O. Cunningham at Punta Arenas, 

 Magellan, is intermediate between the two species. 



IO. R. FLAGELLIFORMIS Smith. 



Flowers yellow; leaves undivided, long-petiolate, orbiculate-cordate, 

 entire, glabrous. Stem repent; pedicels oppositifoliose. Carpels small, 

 ovate, muticous, smooth or subpunctulate. 



(Chili and New Granada) ; N. Patagon., abundant in flooded places 

 near Carmen de Patagones. 



10. R. FLUITANS Lam. River-Crowfoot. 



(Batrackiuwt.} Flowers small, white, without a scale at the base of the 

 petals. Leaves all submersed, capillaceo-multifid, their segments long 

 and parallel. Petals ovate, exceeding the sepals. Achenes transversely 

 wrinkled. 



(Eur.) 



R. FLUITANS MINOR Gelert. 



E. Fuegia (Br. Ansorge). 



ii. R. FUEGIANUS Speg. 



Glabrous. Stems diffuse, floating, leaves uniform, the submersed not 

 dissected. The lower leaves discoid or ovate in contour, basicordate, 



' 



