ORDER 6. THE BERBERIDS. 



155 



ORDER VI. BERBERIDACE^E. The Berberids. 



fferls and shrubs, with alternate leaves and perfect flowers, with 

 sepals imbricated in the bud in 2 or more rows; 

 vetals opposite the sepals, also imbricated in two or more rows ; 

 stamens opposite to the petals, the anthers usually opening by two lids; 

 wary 1-celled, solitary and simple, forming a capsule or berry. 



. 875. Section of the flower of Jeffersonla. 



Fig. 376. A leaf of th 



Analysis of the Genera. 



Herbs, anthers opening by two valves hinged at top a 



Herbs, anthers opening by 2 slits lengthwise. . . .b 



Shrubs, with yellow flowers aud acid berries. BER'BERIS. 1 



a Stamens 6. Fruit 2, drupe-like, soon-naked seeds. Cohosh. LEON'TICE. 



a Stamens 6. Fruit a 2 4-seeded berry. Umbrella-leaf. DIPHYLLEI'A. 



a Stamens 8. Fruit a capsule opening: by a lid. Twin-leaf. JKFFERSO'NIA. 2 



b Stamens 9-18. Flower 1, with 2 leaves. May Apple. PODOPHYI/LUM. 8 



1. BER'BEKIS. Barberry. 



Sepals 6, obovate, colored, the 3 

 outer ones smaller. Petals 6, round- 

 ish, with two glands at the base of 

 each, inside. Stamens 6. Stigma ses- 

 sile, disk-like, on the top of the ovary. 

 Berry oblong, sour, 1-celled, 2 3-seed- 

 ed. Fine, hardy shrubs, with the 

 wood, inner bark, and flowers yellow. 



Fig. 377. a, Flower of Berberte vnlgaris; b, the pistil (magnified), with the orary cnt open 

 o, c. jvt.i1.- with staMit'ns opposite ; 0, a berry ; 3^i\ a s^otf cut open, chovrin^ the embryo. 



