BILTMORE BOTANICAL STUDIES 



127 



Cratargus nubicola inhabits the tops of the high mountains of western 

 North Carolina at elevations above 1,750™. 



The original specimens, which are deposited in the Biltmore Herbarium, 

 were collected near the summit of Mt. Pisgah. 



BERBERIFOLI^E 



Fruit globose or very nearly so 

 Stamens 15-20 



Mature fruit i cm or more in diameter 



Ripe fruit yellow, orange, orange-red or green, 

 often with red cheeks 

 Corymbs and shoots densely hirsute or 



pubescent C. berberifolia T. & G. 58 



Corymbs and shoots finely pubescent . . C. edita Sargent 59 



Ripe fruit red or scarlet C. /era 



Mature fruit smaller 



Anthers yellow or nearly white 



Pedicels and branches of the corymbs long 



and flexuous C. mohri Beadle 60 



Pedicels short, the corymbs congested . . C. edura 



Anthers purple or purplish C. tersa 



Stamens fewer 



Mature fruit i cm or more in diameter 



Corymbs and shoots densely hirsute or pubes- 

 cent C. tetrica Beadle 61 



Corymbs sparsely pubescent : shoots glabrous 



or nearly so C. arta 



Mature fruit smaller 



Nutlets 1-3 C. torva 



Nutlets 3-5 C. denaria 



Fruit oval or oblong 



Stamens normally 20 C. crocina 



Stamens fewer 



Mature fruit yellow, orange or orange-red, often 

 with red cheeks 

 Spines few or wanting : fruit succulent, 



pale yellow C. albicera 



Spines numerous : fruit hard, ruddy on the 



cheeks C. sinistra Beadle 62 



Mature fruit red . . . . C. signata Beadle 63 



5 8 Floia N. Am. 1 : 469, 1838. 



59 Bot. Gaz. 33 : no, 1902. 



60 Bot. Gaz. 28 : 416, 1899. 



61 B. B. Studies £ : 46, 1901. 



62 B. B. Studies I : 44, 1901. 



63 B. B. Studies 1 : 42, 1901. 



