DERIVATION OF THE FLORA AND FAUNA 205 



Paronychia L. About 40, scattered in temp, and subtrop. regions. 

 chilensis DC. Centr.-S. Chile, S. Braz., Argent. 



Ranunculaceae. 



Ranunculus L. Probably over 300; world-wide, particularly boreal, numerous sp. 

 N. Zeal. 



caprarum Skottsb. Apparently with distinct relations in New Zealand, not 

 near boreal or S. American species (22^. 125; jyj). 



Berberidaceae. 



Berberis L. About 540 sp. distributed over the N. hemisph. and extending south 

 along the Andes to Fueg.; also S. Braz. 



corymbosa Hook, et Arn. Referred to sect. Corymbosae Schneid. (3, trop. 

 And.). Not close to Chilean species. 



masafuerana Skottsb. Near the former. 



Winteraceae. 



Drimys Forst. 40; 29 N. Guin., 6 Austral., i Borneo-Philipp. Is., 3 Mex.-Fueg., 

 and the following. 



confertifolia Phil. Near D. Winteri Forst. (Centr. and S. Chile to Fueg.). 



Lactoridaceae. 



Lactoris fernandeziana Phil. With regard to the position of the family system- 

 atists disagree, some bringing it to Polycarpicae, others to Piperales. GUNDERSEN 

 (/20) asserts that it belongs to the latter, but it differs from this in very important 

 characters. 



Cfuciferae. 



Cardamine L. About 130; world-wide, essentially temperate, many Chilean sp. 

 chenopodiifolia Pers. Boliv., Braz., Argent., Urug. 

 flaccida Cham, et Schlechtd. Centr. and S. Amer. to S. Chile. 

 Kruesselii Johow. Related to C. vulgaris Phil. (S. Chile). 



Saxifragaceae. 



Escallonia Mutis. About 50, Colomb.— Fueg., Braz., Argent., Urug. 



Callcottiae Hook, et Arn. Occupies a rather independent position among 

 the Chilean sp. [ij^]- 



Rosaceae. 



Rubus L. A very large, temp, and trop. -montane genus, richly developed in the 

 N. hemisph. 



geoides Sm. S. Chile to Fueg., Falkl. 

 Margyricarpus Ruiz et Pav. 4 or 5, trop. Andes to Patag. 



